Digital speed controller инструкция по настройке

Power On/Off: It means that DC +24V power is either

supplied or terminated through (-) and F(+) of the

battery matching with their respective polarities.

LCD On/Off: It means to turn on or off the LCD

display alone while DC +24V power is supplied

through E(-)and F(+) of the battery matching with their

respective polarities and the controller is in operation.

Operating Sequence for the Controller

Step 1) When DC +24V power is supplied to the

controller, the controller starts to operate. It indicates that

power LED turns on and the power is being normally

supplied.

Step 2) Inputs for speed trim, droop and idle functions

are received.

Step 3) The controller checks the signals of the speed

pick-up sensor.

Step 4) Actuator control signals are output together with

designated values of other information for crank, run and

over speed functions according to the PID control values.

Step 5) The controller checks the operation condition

and displays LED outputs and fault messages according

to the detected information.

Configuration and Operation

The controller can be configured and operated by input

keys according to the menus on the LCD display by

selecting proper ones and assigning values in the

selected menu to input control information to the system.

Input information should immediately apply to the

controller system once updated.

OPERATION & MAINTENANCE MANUAL

Input Keys

The controller has 8 input keys including LCD, Mode,

Menu, Enter, Up, Down, Left and Right.

Each key as respective functions as follows:

LCD key turns on and off the display.

LCD

Mode key switches the display to either

Mode

operation mode or wave form display.

Menu key lets users change the menu display

Menu

and go back to the previous menu.

Enter key applies designated values on the

Enter

LCD display to the system.

Up key lets users go up or increase values in

the selected menu on the LCD display.

Down key lets users go down or decrease

values in the selected menu on the LCD

display.

Left key lets users move to the left in the

selected menu.

Right key lets users move to the right in the

selected menu.

G80XW/XF, G115XW/XF, G150XW/XF, G200XW/XF — 50HZ

98

G100XW/XF, G135 XW/XF, G170XW/XF, G225XW/XF — 60Hz

1 Diesel Engine for Generators Digital Speed Controller User Manual (DSC-1000) Ver_1.0 Doosan Infracore 페이지 1 / 36

2 Contents 1. Product Overview and General Specification 1.1 Product Information 1.2 Product Appearance 1.3 Product Specification 1.4 Product System Diagram 1.5 Product I/O Signals 1.6 Product Dimension 2. Installation 2.1 Connecting to the Engine Battery, Pick-up, Actuator Connection Diagram Connecting to Batteries Connecting to Actuators Connecting to Pick-up Sensors Operating Sequence for Digital Speed Controller 2.2 Connecting to Speed Trim, Droop, Idle and Other Inputs Speed Trim, Droop, Idle and Other Inputs Diagram Connecting to Speed Trim Connecting to Droop Connecting to Idle Connecting to AUX Connecting Power to External Devices 2.3 Connecting to Crank, Run, Over Speed and Communication Crank, Run, Over Speed and Communication Connection Diagram Connecting to Crank Terminals Connecting to Run Terminals Connecting to Over Speed Terminals Connecting to CAN Communication Connecting to RS232 Communication 3. Configuration and Operation 3.1 Input Keys 3.2 LCD Display Menu LCD Displays After Powered On LCD Main Menu Display Engine Type Setup Menu System Setup Menu 페이지 2 / 36

3 3.2.5 PID Gain Setup Menu PID Auto Setup Menu DateTime Setup Menu Alarm List Menu Default Setup Menu System Info Menu 3.3 Engine Configuration Engine Type Configuration System Setup Configuration PID Gain Setup Configuration PID Auto Setup Configuration DateTime Setup Configuration Alarm List Actuator Test Default Setup Functions System Info Functions LCD Setup Function Configuration System Monitor Function Configuration 4. How to Operate 4.1 Operating Sequence for Digital Speed Controller 4.2 Detailed Operating Sequence 5. Troubleshooting 5.1 Alarm List Check 5.2 System Checks and Measures 페이지 3 / 36

4 1. Product Overview and General Specification 1.1 Product Information Digital Speed Controller (DSC-1000) is applicable to generator (vehicles and vessels) engines as a high performance embedded electronic control system designed based on PID control for fast and precise control of engine speed with an enhanced micro controller unit (MCU) that minimizes analog circuits vulnerable to user environments. This product features PID auto setting functions along with battery voltage, pick-up sensors and actuator condition checking. It also has a black box function that manages engine operation records when faults are detected for users to have more convenience in operating this precise digital speed controller. [Product Features] Rigid and stable case structure and easily recognizable front design Readily understandable GUI (graphic user interface) with graphic LCD displays Easy and simple setup with 8 button keys without manual controls by users Fast setting available by migrating initial settings depending on types of the engines Listing fault messages (over speed, pick-up error, etc.) and recording messages RS232 and CAN ports available for communication Digital inputs and PID auto setup functions for PID control parameters Application of digital clock for fault timing and engine operating hours 1.2 Product Appearance Digital Speed Controller is made of a rigid aluminum case taking into account anti-shock, electromagnetic resistance and environmental protection. An embedded system containing graphic LCD and high performance MCU is inside the controller and a heat sink is located on the outside of the case for protection and precise control of actuator operating elements. A terminal block is located on the bottom and right of the front side for easy connection to external devices. Over speed, run and crank signals are displayed on the front LED and contact points (a or b) are also available for outputs on external controllers or indicators. RS232 and CAN communication is available and DSUB-9 connector enables universal use of RS232 communication. Users can easily input and adjust values for parameter inputs using 8 button keys. In addition, graphic LCD shows graphic displays, bar graphs and design symbols so that users can readily identify the control information while external LED displays important conditions of the engine. 페이지 4 / 36

5 Figure 1: Product Front View Product Specification No. Item Description 1 MCU 16-bit DSC dspic33fj256 2 Display Graphic LCD 128*64 LED: 6 EA 3 Keypad 8 Button Keys 4 Output 3 Contact Points (a and b) 5 Input RMS 3V (Min) 6 Memory 128Mb 7 Communication RS bps CAN (J1939) / 250kbps 8 Rated Power DC 24V (12V to 30V) 9 Current Consumption 120mA 10 Operating Temperature -20 to Storing Temperature -30 to Operating Humidity 0 to 95% 페이지 5 / 36

6 1.3 Product System Diagram Figure 2: System Diagram for Digital Speed Controller 1.4 Product I/O Signals No Terminal I/O type Terminal Functions Outputs are actuator control signals. Actuator 1 Output Wiring should be 18AWG (105 ) or better. (However, terminals A and ( A, B ) B can be used regardless of their polarities) Inputs are RPM sensor signals. Terminal D should be connected to the ground in connection with the Pick-Up 2 Input shield cable. Gap between the RPM sensor and the gear tooth should ( C, D ) be adjusted between 0.9 and 1.1mm (sensor inputs should be at least 3V AC RMS). 페이지 6 / 36

7 3 It is a power input terminal for the controller and inputs are DC Battery +24V/15A. Voltage Input The positive pole of the battery should be connected to the terminal (-E, +F) F. (Back voltage protection circuit is built in.) It has a ground signal and is connected to the ground of the 4 Input (G) potentiometer. Speed Trim Inputs are RPM trim signal values and the voltage level is between 0 5 (G, H, J) Input (H) and 5V. It is connected to the output of the potentiometer. 6 Input (J) Outputs are DC +5V and it is connected to VCC of the potentiometer. Terminal K receives droop function selecting information. 7 Droop Terminal L has a ground signal and the switch is connected to Input ( K, L ) terminals K and L. Once the terminal K is connected to the ground, droop starts to operate. 8 Idle Terminal M receives idle function selection signals. Once it is Input ( M ) connected to the ground, idle operation starts. 9 Terminal N receive load sharing and synchronization signal for parallel AUX Input operation. ( N ) The signal level is an input between DC -5 and +5V V Outputs are +10V/20mA ratings and it can be used for various Output ( P ) purposes including power to external auxiliary devices. The second crank contact point is a shared terminal while terminals 1 11 Crank Contact Point (1, 2, 3) Output and 2 are for the contract point b and terminals 2 and 3 for the contact point a. The contact point a starts to operate when the digital speed controller reaches at the RPM delivering control signals to the actuator after the engine is activated. The fifth run contact point is a shared terminal while terminals 4 and 12 Run Contact 5 are for the contact point b and terminals 5 and 6 for the contact Output Point (4, 5, 6) point a. The contact point a starts to operate when the engine reaches its designated normal speed RPM. 13 The eighth over speed contact point is a shared terminal while Over Speed terminals 7 and 8 are for the contact point b and terminals 8 and 9 Contact Point Output for the contact point a. The contact point a starts to operate when (7, 8, 9) the engine reaches its designated over speed RPM. 14 CAN Terminal 10 is for CAN-L communication and 11 is for CAN-H I/O ( 10, 11 ) communication. CAN-H and CAN-L are used for CAN communication. 15 Power When DC+24V power is supplied to the controller, the LED turns on Output LED in red on the power level. 16 Pick-Up When the controller receives normal input signals from the pick-up Output LED sensor, the LED turns on in red on the pick-up level. 페이지 7 / 36

8 17 Crank LED Output 18 Run LED Output 19 Over Speed LED Output 20 Error LED Output 21 RS232 I/O 22 Ground Ground The 2- and 3-terminal contact point a starts to operate and the LED turns on in red on the crank level when the digital speed controller reaches at the RPM delivering control signals to the actuator after the engine is activated. The LED turns on in red on the run level when the engine reaches its designated normal speed RPM with 5- and 6-terminal contact point a starting to operate. The LED turns on in red on the over speed level when the engine reaches its designated over speed RPM with 8- and 9-terminal contact point a starting to operate.. The LED turns on in red on the error level when abnormal events of the controller occur. D-SUB 9PIN (male) is connected to the host through RS232 communication port. The GND part and the ground should be earthed in shared connection. 페이지 8 / 36

9 1.5 Product Dimension 2. Installation Digital Speed Controller should be connected to the pick-up sensor attached on the engine and the actuator. Speed trim, droop, idle and aux terminals can be used for additional functions in connection with surrounding circuits. Contact points a or b can also be used to operate external devices using crank, run and over speed functions. RS232 and CAN port allow communication with PCs or external host computers for data transfer and monitoring functions. 페이지 9 / 36

10 2.1 Connecting to the Engine Battery, Pick-Up and Actuator Connection Diagram Figure 3: Battery, Pick-Up and Actuator Connection Diagram Connecting to Batteries Battery voltage is DC +24V and the battery is connected to the controller matching E (-) and F (+) with the respective polarities of the battery. E (-) is connected to (-) of the battery and F (+) to (+) of the battery. Depending on cases, wiring can be done in a serial connection to the contact point a of MC and the fuse (DC +24V/15A) when connecting to system panels or generator control devices. 페이지 10 / 36

11 2.1.3 Connecting to Actuators The actuator is also called governor and controls the amount of the fuel spray to the engine cylinder. The controller is connected to the actuator attached on the engine by connecting two wires of the controller terminal to A and B of the actuator regardless of their polarities. Wiring should be 18AWG (105 ) or better and the outside should be wrapped by plastic tubes for insulation or insulated mesh lines Connecting to Pick-Up Sensors The pick-up sensor lets users know the engine speed and is connected to terminals C and D that can receive signals of AC RMS 3V or higher. Wiring should be twisted or shielded cables connected to the ground together with the terminal D. Gap between the pick-up sensor and the gear tooth should be adjusted between 0.9 and 1.1mm Operating Sequence for Digital Speed Controller Power On/Off: It means that DC +24V power is either supplied or terminated through E (-) and F (+) of the battery matching with their respective polarities. LCD On/Off: It means to turn on or off the LCD display alone while DC +24V power is supplied through E (-) and F (+) of the battery matching with their respective polarities and the controller is in operation. [Operating Sequence for the Controller] Step1) When DC +24V power is supplied to the controller, the controller starts to operate. It indicates that power LED turns on and the power is being normally supplied. Step2) Inputs for speed trim, droop and idle functions are received. Step3) The controller checks the signals of the speed pick-up sensor. Step4) Actuator control signals are output together with designated values of other information for crank, run and over speed functions according to the PID control values. Step5) The controller checks the operation condition and displays LED outputs and fault messages according to the detected information. 페이지 11 / 36

12 Figure 4: Time Chart for Operation of the Controller 2.2 Connecting to Speed Trim, Droop, Idle and Other Inputs Speed Trim, Droop, Idle and Other Inputs Diagram Figure 5: Speed Trim, Droop, Idle and Other Inputs Diagram 페이지 12 / 36

13 2.2.2 Connecting to Speed Trim Speed trim is an analog voltage signal port for input to fine-tune the engine speed. A potentiometer is used for precise adjustment of the resistance values. The potentiometer needs to be connected to terminals G, H and J. Terminal G should be connected to the ground and it is recommended to use shielded cables. Terminal H is connected to G depending on the current consumption of the actuator (for actuators with 5A or higher). J is an input terminal for fine-tuned voltage values between 0 to 5V Connecting to Droop The switch is connected to terminals K and L. Signals indicating whether droop function works or not serve as inputs to the controller by keeping K and L either open or close. Inputs can be done by toggle or converting switches Connecting to Idle The port on one side of the switch is connected to terminal M and the port on the other side to the ground. Connection between terminal M and the ground becomes either open or close by keeping the switch open or close. When connection between the terminal and the ground becomes close, the controller will have idle function. Inputs can be done by toggle or converting switches Connecting to AUX AUX is a terminal for control signal inputs from load sharing devices or synchronization devices through terminal N. It shares load from the generator in parallel operation and receives signal inputs from synchronization devices for the controller to control changes to load. Input signal level is between DC -5 and 5V and it is recommended to use shielded cables for signal wires Connecting Power to External Devices It can supply power output of 10V/20mA to external devices through terminal P. Users can easily use this terminal when external auxiliary devices need power supply. However, power supply of 20mA or higher should not be used and care should be given to prevent short circuits. 페이지 13 / 36

14 2.3 Connecting to Crank, Run, Over Speed and Communication Crank, Run, Over Speed and Communication Connection Diagram Figure 6: Crank, Run, Over Speed and Communication Connection Diagram It is used to deliver operation information to external devices by activating contact point (a or b) when activating crank, run or over speed functions. RS232 and CAN communication is connected to external PCs or hosts so that the controller can transmit system settings or operation information Connecting to Crank Terminals Terminals 1, 2 and 3 are the ones for crank output contact point and the contact point will be in operation when the controller activates the crank function. The second crank contact point is a shared terminal while terminals 1 and 2 are for the contact point b and terminals 2 and 3 for the contact point a. Contact points a and b start to operate when the controller reaches at the RPM delivering control 페이지 14 / 36

15 signals to the actuator after the engine is activated. The diagram shows wiring to operate AC220V lamp. The shared terminal is for 220V inputs and the crank lamp turns on when the contact point a starts to operate Connecting to Run Terminals Terminals 4, 5 and 6 are the ones for run output contact point and the contact point will be in operation when the controller activates the run function. The fifth crank contact point is a shared terminal while terminals 4 and 5 are for the contact point b and terminals 5 and 6 for the contact point a. Contact points a and b start to operate when the engine reaches its designated normal speed RPM. The diagram shows wiring to operate AC220V lamp. The shared terminal is for 220V inputs the run lamp turns on when the contact point a starts to operate Connecting to Over Speed Terminals 7, 8 and 9 are the ones for over speed output contact point and the contact point will be in operation when the controller activates the over speed function. The eighth over speed contact point is a shared terminal while terminals 7 and 8 are for the contact point b and terminals 8 and 9 for the contact point a. Contact points a and b start to operate when the engine reaches its designated over speed RPM. The diagram shows wiring to operate AC220V lamp. The shared terminal is for 220V inputs the over speed lamp turns on when the contact point a starts to operate Connecting to CAN Communication Terminal 10 is for CAN-L communication and terminal 11 for CAN-H communication. CAN-H and CAN-L are used for CAN communication with remote control and monitoring of the controller operation. The communication code is based on J Connecting to RS232 Communication D-SUB 9pin (female) is for RS232 communication for connection to external PCs or hosts. It can configure system parameters of the controller or communicate with analytic applications. 페이지 15 / 36

16 3. Configuration and Operation The controller can be configured and operated by input keys according to the menus on the LCD display by selecting proper ones and assigning values in the selected menu to input control information to the system. Input information should immediately apply to the controller system once updated. 3.1 Input Keys The controller has 8 input keys including LCD, Mode, Menu, Enter, Up, Down, Left and Right. Each key as respective functions as follows: LCD LCD key turns on and off the display. Mode Mode key switches the display to either operation mode or wave form display. Menu Menu key lets users change the menu display and go back to the previous menu. Enter Enter key applies designated values on the LCD display to the system. Up key lets users go up or increase values in the selected menu on the LCD display. Down key lets users go down or decrease values in the selected menu on the display. Left key lets users move to the left in the selected menu. Right key lets users move to the right in the selected menu. 페이지 16 / 36

17 3.2 LCD Display Menu The overall menu tree of the controller is as follows: Figure 7: Overall LCD Menu Tree Diagram 페이지 17 / 36

18 3.2.1 LCD Displays After Powered On When DC +24V power is supplied to the battery terminal (E (-), F (+)) of the controller, the power LED in the front side of the controller turns on in red and the error LED turns on in red where there are fault conditions. At this moment, the LCD display is not activated and Doosan logo will appear for 1 second followed by the operation display after pressing the LCD button. The controller will start control based on information from pick-up sensor and other input devices and designated parameter values. At this moment, where breakdowns of the surrounding devices or system errors occur, the LCD display will show such errors and processing messages. Step 1) DC +24V power supply to the terminals E (-) and F (+) When DC +24V power is supplied to the terminals E (-) and F (+), the controller will start to operate with the LCD display off. After pressing the LCD button, Doosan logo will appear for 1 second as shown below followed by the controller operation display. Then, the LCD display will switch between on and off by pressing the LCD button. Figure 8: Doosan Logo Step 2) The operation display will show 1 second after the logo appears. Droop TRIM IDLE AUX Displays year and time Displays the remaining fuel of the actuator Displays set RPM Displays the operation hours while the system is on Displays operating RPM Figure 9: Operation Display 페이지 18 / 36

19 3.2.2 LCD Main Menu Display Displays main menu screen of the controller The main menu of the controller has 10 sub-menus. Menu 1: Main Menu of the Controller — 1 to 2 1) Engine type The controller can start operation once the initial system values are configured. Users can load preset values depending on types of the engines by selecting the type. 2) System setup It consists of sub-menus related to system settings including RUN/IDLE/OVERSPEED/CRANK/GEARNUMBER. 3) PID gain setup It consists of sub-menus to designate Kp, Ki and Kd parameter values related to the engine PID control. 4) PID auto setup It offers function for automatic designation of Kp, Ki and Kd parameter values related to the engine PID control. 5) DateTime setup It offers function for users to move to the screen for designating year, month, day and hour. 6) Alarm list It offers function for users to move to the alarm display for the alarm list. 7) Actuator Test It offers menu to test the impedance (X L ) of the actuator and any problems in operating load current. It displays current and voltage according to the duty values. 8) Default setup It offers menu to apply designated default values to the selected engine. 9) System info It offers menu that shows information of the controller. Such information includes the serial number, software version, last update date, alarm count and engine runs. 10) LCD setup It offers menu to configure LCD operating conditions including brightness, auto on/off and off hours. 11) System monitor 페이지 19 / 36

20 It offers menu to monitor the controller operation. It shows values for Engine RPM, Valve Duty, Valve Current, Aux RPM Input, Pickup Voltage and Bat Voltage Engine Type Setup Menu This menu offers function to configure setting values of the controller depending on types of the engines in advance and apply such preset values to the selected engine. Menu 2: Engine Type Selection Menu System Setup Menu System Setup Menu Display of the Controller It consists of sub-menus for the system configuration items of the controller including the one for configuring RUN/IDLE/OVERSPEED/CRANK/GEAR NUMBER related to RPM setting. Depending on additional functions, users can designate values for STARTING FUEL/SPEED RAMPING/ACTUATOR MAX/LOW BATTERY. Menu 3: System Setup Menu — 1 to 3 1) SET RUN RPM Users can designate normal speed (target RPM) of the engine. Users need to input different normal speed values depending on the specification of the selected engine. 2) SET IDLE RPM Users can designate the idle speed values of the engine as RPM. Users need to input values to control the idle operating speed of the engine. 3) SET OVER SPEED Users can designate RPM values to activate engine protection function when the speed exceeds the normal level (target RPM) and reaches the overspeed range that may cause problems to the engine. 페이지 20 / 36

21 When the engine RPM reaches the over speed RPM range, the engine immediately stops with error messages and alarms. 4) CRANKING RPM Users can designate RPM values to activate the actuator when the engine starts to operate. 5) GEAR NUMBER Users can input the number of flywheel teeth in the engine to the controller so that the controller can calculate the accurate RPM depending on the values of the pick-up sensor from the engine. 6) STARTING FUEL Users can designate the amount of fuels used when the engine starts to operate and the operating current for the controller to activate the actuator changes based on these values. 7) AUX SPEED Users can adjust values to ensure safe operation of the engine based on the AUX signal values when AUX is enabled. 8) SPEED RAMPING Users can input ratio values of speed changes when the speed increases or decreases in the idle condition of the engine. 9) MAX CURRENT Users can designate the maximum operating current for the actuator of the engine. 10) LOW BATTERY It measures the battery voltage supplied to the controller. When the measured values are lower than the present voltage values, it will be alarmed. Usually, the acceptable battery voltage is between 20 and 22V (without load). 11) DROOP GAIN Users can designate the droop values applicable to maximum load based on the current consumption of the actuator. 12) F-LOAD CURR Users can designate the maximum current values when the generator is in full load. 13) N-LOAD CURR Users can designate the operating current values of the actuator when the generator has no load PID Gain Setup Menu Users can input Kp, Ki and Kd values as inputs to the PID control of the engine. Kp means proportional values while Ki means integral of the proportional values and Kd means differential of the proportional values. Menu 4: PID Gain Setup Menu 페이지 21 / 36

22 3.2.6 PID Auto Setup Menu The menu offers function for automatic designation of the P, I and D parameter values related to the engine PID control. After starting the engine, select DRIVE UNIT MENU in the main menu while the engine has no load and then PID auto setup menu, press Enter. Then, the system message shows Auto Setup Mode PID setting? with YES or NO option. If you select YES, the controller will repeatedly change the RPM to automatically calculate the optimized P, I and D values. If the controller identifies the optimized P, I and D values within 30 cycles, it will display PID Auto Setup Complete, OK. When you press Enter, it will apply tuned P, I and D values and close the menu. If the controller fails to identify the optimized P, I and D values within 30 cycles, it will display PID No Successful, OK. When you press Enter, it will apply the final P, I and D values and close the menu. Menu 5: PID auto setup menu Date/Time Setup Menu Users can designate year, month, day, hour and minute for the controller and the designated time will be used to monitor the system and manage fault messages. Menu 6: DATE/TIME SETUP Menu Alarm List Menu This menu displays year, month, day, hour and minute for the errors in the controller and types of the faults in codes which are used in troubleshooting. Menu 7: ALARM LIST Menu 페이지 22 / 36

23 3.2.9 Default Setup Menu When you cannot identify the type of the control engine by the controller, this menu offers the most common parameter setting values. For default setup, select YES and then press Enter button. If you don t want to implement this function, press No button. If you press YES, all the configuration values will be changed to the default ones of the engine. Menu 8: Default Setup Menu System Info Menu The controller displays its information including the serial number, software version, last update date, alarm count and engine runs. Menu 9: System Info Menu 3.3 Engine Configuration Engine Type Configuration Users can store control setting information depending on types of the engines in the internal memory of the controller. If you select your engine type, applicable parameters will be automatically configured accordingly. This feature is available for 16 different types of engines. Designated Parameters by Engine Type No Menu Name Gear Starting Run RPM Over Speed Teeth Fuel PID Value 1 DB RPM (50Hz) 129T 1500RPM 1725RPM % Optimal Value 2 DB RPM (60Hz) 129T 1800RPM 2070RPM % Optimal Value 3 DE RPM (50Hz) 102T 1500RPM 1725RPM % Optimal Value 4 DE RPM (60Hz) 102T 1800RPM 2070RPM % Optimal Value 5 DE RPM (50Hz) 140T 1500RPM 1725RPM % Optimal Value 6 DE RPM (60Hz) 140T 1800RPM 2070RPM % Optimal Value 7 DE RPM (50Hz) 146T 1500RPM 1725RPM % Optimal Value 8 DE RPM (60Hz) 146T 1800RPM 2070RPM % Optimal Value 페이지 23 / 36

24 9 DL RPM (50Hz) 152T 1500RPM 1725RPM % Optimal Value 10 DL RPM (60Hz) 152T 1800RPM 2070RPM % Optimal Value 11 DV RPM (50Hz) 160T 1500RPM 1725RPM % Optimal Value 12 DV RPM (60Hz) 160T 1800RPM 2070RPM % Optimal Value 13 DV RPM (50Hz) 160T 1500RPM 1725RPM % Optimal Value 14 DV RPM (60Hz) 160T 1800RPM 2070RPM % Optimal Value 15 DV RPM (50Hz) 160T 1500RPM 1725RPM % Optimal Value 16 DV RPM (60Hz) 160T 1800RPM 2070RPM % Optimal Value Table 1: Configuration Values by Engine Type Engine Configuration Procedure Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select Engine Type by using Up and Down buttons in DRIVE UNIT MENU and then press Enter button. Step3) Go to Engine Type menu and select your engine type using Up and Down buttons. Then, press Enter button. At this moment, setting values according to the selected type of the engine are designated and will be used as information for the controller to control the actuator. Menu 10: Selection List by Engine Type System Setup Configuration Main setting items of the controller includes GEAR NUMBER, CRANKING RPM and SET RUN RPM. You need to designate setting values to these items. Other system setup items are optional and therefore you can designate values for those items as necessary. Configuring SET RUN RPM Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select SET RUN RPM in SYSTEM SETUP menu and then press Enter button. Use Up and 페이지 24 / 36

25 Down buttons to increase or decrease the normal operating speed of the engine and then press Enter button. Configuring SET IDLE RPM Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select SET IDLE RPM in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to increase or decrease the idle operating speed of the engine and then press Enter button. Configuring SET OVER SPEED Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select SET OVER SPEED in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to increase or decrease the over speed values of the engine and then press Enter button. Configuring CRANKING RPM Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. 페이지 25 / 36

26 Step3) Select CRANKING RPM in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to increase or decrease the RPM values at which the controller starts to control the actuator when the engine starts to operate and then press Enter button. Configuring GEAR NUMBER Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select GEAR NUMBER in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to increase or decrease the number of gear teeth in the engine and then press Enter button. Configuring STARTING FUEL Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select STARTING FUEL in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to increase or decrease the percentage for the amount of fuel sprayed when the engine starts and then press Enter button. Configuring SPEED RAMPING Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. 페이지 26 / 36

27 Step3) Select SPEED RAMPING in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to increase or decrease the ratio of changes to the speed when increasing from the idle speed or decreasing from the increased speed and then press Enter button. Configuring MAX CURRENT Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select MAX CURRENT in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to increase or decrease the limit of the maximum current consumption of the actuator and then press Enter button (Max. 10A). Configuring LOW BATTERY Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select LOW BATTERY in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to input voltage values at which low battery alarms are activated and then press Enter button. Configuring DROOP GAIN Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons 페이지 27 / 36

28 and then press Enter button. Step3) Select DROOP GAIN in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to increase or decrease the RPM values with adjusted ratio to decrease at the maximum load when the generator is in parallel operation and then press Enter button. DROOP Function Droop function is indicated in percentages as follows: RPM with no load is subtracted by RPM with maximum load and then divided by RPM with no load. Droop% = RPM with no load RPM with maximum load RPM with no load (Example for 3% Droop) Assuming that RPM with no load is 1,800 and RPM with maximum load is 1,854 then the percentage will be 3%. It means that the generator output will be changed by 33.3% as the frequency changes by 1% due to the actuator control. Figure 1: 3% Droop (Example for 7% Droop) Assuming that RPM with no load is 1,800 and RPM with maximum load is 1,926 then the percentage will be 5%. It means that the generator output will be changed by 14.3% as the frequency changes by 1% due to the actuator control. 페이지 28 / 36

29 Figure 2: 7% Droop F-LOAD CURR. Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select F-LOAD CURR. in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to input the maximum current values of the actuator for the generator with full load and then press Enter button. N-LOAD CURR. Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select N-LOAD CURR. in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to input the operating current values of the actuator for the generator with no load and then press Enter button PID Gain Setup Configuration Configuring PID Gain Kp, Ki and Kd Values Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Use Up, 페이지 29 / 36

30 Down, Left and Right buttons to select PID gain setup menu and then press Enter button. Step2) Use Up and Down buttons in PID GAIN SETUP to select PROPORTIONAL, INTEGRAL or DERIVATIVE and then press Enter button. Configuring PID SAMPLING TIME Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Use Up, Down, Left and Right buttons to select PID gain setup menu and then press Enter button. Step2) Use Up and Down buttons in PID GAIN SETUP to select SAMPLING TIME and then press Enter button. Use Up and Down buttons to input SAMPLING TIME values and then press Enter button PID Auto Setup Value Configuration Step1) Select your type in Engine Type menu and then start the engine with the preset configuration values maintaining it with no load. Step2) During the normal operation, press Menu button of the controller and then you can see DRIVE UNIT MENU. Use Up, Down, Left and Right buttons to select PID auto setup menu and then press Enter button. Step3) The menu offers function for automatic designation of the P, I and D parameter values related to the engine PID control. Select PID auto setup menu in DRIVE UNIT MENU and then press Enter button to see the system message Auto Setup Mode PID setting? with YES or NO options. Step4) Press YES and then the system message PID AUTO SETUP MODE will appear. As PID auto 페이지 30 / 36

31 setup was initiated during the operation, PID auto tuning is already in progress. Step5) PID tuning repeats a process to obtain PID values and a window to indicate whether the process succeeded or failed will appear in several minutes (approx. 4 to 6 minutes). If the process succeeded, the system message window will appear together with OK button. If you press Enter button, you will go back to normal operation window and the auto-tuned values will apply to the normal operation that will be continued. Step6) If auto-tuning failed to identify optimized P, I and D values within 4 to 6 minutes, the system message window will display failure. If you press Enter button, you will go back to normal operation window. If you want to repeat the process, you need to start with Step1 again DATE/TIME Value Configuration Step1) press Menu button of the controller and then you can see DRIVE UNIT MENU. Use direction buttons to select DateTime setup menu. Step2) Use Up, Down, Left and Right buttons to input year, month, day and hour and then press Enter button. 페이지 31 / 36

32 3.3.6 ALARM LIST Step1) press Menu button of the controller and then you can see DRIVE UNIT MENU. Use direction buttons to select Alarm List menu and then press Enter button. Step2) Use Up, Down, Left and Right buttons in ALARM LIST menu to confirm the fault messages. [Alarm Code Table] Alarm Code Alarm Item Description Identified Alarm Output E01 Battery Low When the battery voltage continues to be LCD alarm message, Error LED lower than Low Battery voltage values for more than 5 seconds E02 Battery High When the battery maintains its voltage exceeding 30VDC for more than 5 seconds E03 Pick-up Error Problems in sensor signals when the engine starts. (Engine RPM lower than 600) E04 Pick-up Error Problems in sensor signals during the engine operation (Engine RPM 600 or higher) E05 Actuator Current Short Disconnection in the actuator or the connecting circuits E06 Actuator Current Broken Short-circuits in the actuator or the connecting circuits E07 Over Speed Engine RPM exceeding the configured over speed values E08 FET Drive Error Damages to components in the actuator output section inside the controller lamp LCD alarm message, Error LED lamp LCD alarm message, Error LED lamp LCD alarm message, Error LED lamp LCD alarm message, Error LED lamp LCD alarm message, Error LED lamp LCD alarm message, Error LED lamp LCD alarm message, Error LED lamp Actuator test The menu offers function to test whether there is any problem in operating load current of the actuator attached to the engine. It indicates voltage and current for on/off Default setup Functions Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Use Up, Down, Left and Right buttons to select Default setup menu and then press Enter button. At this moment, the system message Initialization system setting? will appear. 페이지 32 / 36

33 Step2) Use Left and Right buttons to select either YES or NO in System Message and then press Enter button. Default setup will change the configuration values of the engine to the default values. In order to initiate default setup, you need to select YES and then press Enter button. Press No button if you don t want to System info Functions Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Use Up, Down, Left and Right buttons to select System info menu and then press Enter button. The menu displays information of the controller and the information includes the serial number, software version, last update date, alarm count and engine runs LCD setup Functions Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Use Up, Down, Left and Right buttons to select LCD setup menu and then press Enter button. Step2) Use Up and Down buttons to select menus including LCD BRIGHTNESS and LCD CONTRAST for adjustment and then press Enter button. Use Up and Down buttons to input setting values and then press Enter button. 페이지 33 / 36

34 System monitor Functions Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Use Up, Down, Left and Right buttons to select System monitor menu and then press Enter button. It offers menu to monitor the controller operation. It shows values for Engine RPM, Valve Duty, Valve Current, Aux RPM Input, Pickup Voltage and Bat Voltage. 4. How to Operate 4.1 Operating Sequence for Digital Speed Controller STEP1) Supply DC +24V power to the battery terminals (E (-), F (+)) of the controller. STEP2) Configure parameter values required for selection of the engine type and control of the engine. STEP3) Install the controller on the generator system and complete circuit wiring. STEP4) The controller will activate the actuator with power supply and pick-up sensor input. 4.2 Detailed Operating Sequence STEP1) Supply DC +24V power to the battery terminals (E (-), F (+)) of the controller. Power supply to the controller can be done by direct connection to the battery or power supply controlled by external control devices. Fuses (15A/24V) are required for power supply to the controller through the terminal. When the controller displays Low Battery Fault message, you need to charge the battery or replace it with the one having normal voltage before starting the controller. STEP2) Configure parameter values required for selection of the engine type and control of the engine. There are 3 ways to configure parameters required for the controller: 1. Using default setup 2. Designating the engine type in Engine Type menu 3. Configuring each parameter in System setup menu For more information, see Chapter 3. Configuration and Operation. STEP3) Install the controller on the generator system and complete circuit wiring. Once the configuration is completed, the controller will be in Stand By condition preparing to receive input information from pick-up sensor and surrounding terminals and operate. STEP4) The controller will activate the actuator with power supply and pick-up sensor input. When the power is supplied and the pick-up terminal delivers normal sensor inputs as the engine starts, the controller activate the actuator. 페이지 34 / 36

35 5. Troubleshooting 5.1 Alarm List Check Where there are problems in the system operation, you need to review the alarm list menu of the controller and then check the engine and the system in reference to the alarm codes. Alarm Code Alarm Item Alarm Condition Output Control Measures E01 Battery Low When the battery voltage 1. Alarm message pop-up on 1. Check the battery line continues to be lower than Low LCD 2. Replace the battery Battery voltage values for more 2. Error LED on than 5 seconds E02 Battery High When the battery maintains its 1. Alarm message pop-up on 1. Check the battery line voltage exceeding 30VDC for more LCD 2. Replace the battery than 5 seconds 2. Error LED on E03 Pick-up Error Problems in sensor signals when 1. Alarm message pop-up on 1. Check the RPM sensor the engine starts LCD and connecting circuits (Engine RPM lower than 600) 2. Error LED on 2. Replace the RPM sensor 3. Actuator control signal off E04 Pick-up Error Problems in sensor signals during 1. Alarm message pop-up on 1. Check the RPM sensor the engine operation LCD and connecting circuits (Engine RPM 600 or higher) 2. Error LED on 2. Replace the RPM sensor 3. Actuator control signal off E05 Actuator Current Disconnection in the actuator or 1. Alarm message pop-up on 1. Check the disconnection Open the connecting circuits LCD in the actuator and 2. Error LED on connecting circuits 2. Replace the actuator E06 Actuator Current Short-circuits in the actuator or the 1. Alarm message pop-up on 1. Check the disconnection short connecting circuits LCD in the actuator and 2. Error LED on connecting circuits 2. Replace the actuator E07 Over Speed Engine RPM exceeding the 1. Alarm message pop-up on 1. Check the speed setting configured over speed values LCD 2. Adjust PID setting 2. Error LED on values 3. Actuator control off E08 FET Drive Error Damages to components in the 1. Alarm message pop-up on 1. Check the actuator and actuator output section inside the LCD connecting circuits controller 2. Error LED on 2. Replace the controller 3. Actuator output power cutoff 1) When problems described in alarm codes E03, E04, E07 or E08 occur, the engine is not available for safe operation and therefore the engine will stop as the controller will turn off the actuator for safety. 2) When problems described in alarm codes E03, E04, E07 or E08 occur, the engine will not be able to restart as long as the alarm is not released. 3) When alarms occur, you can release them by turning off the power of the controller. 5.2 System Checks and Measures For initial installation, it is recommended for you to check any disconnection in circuits before taking 페이지 35 / 36

36 measures described here (see Chapter 2. Installation for how to install the controller). You can check the controller for failure diagnosis in accordance with the following procedure. Step1) Check the battery voltage whether it is higher than the Low Voltage setting value. If normal, supply power to the controller and then operate it. If the voltage is lower than the setting value, you need to charge the battery or replace it before operating the system. Step2) Check the input resistance in the DC +24V input terminals (-E, +F) of the battery whether the resistance is higher than approx. 10K Ohm. If the resistance does not meet this condition, do not supply power to the controller and contact our A/S center for service request. Step3) Check whether the power LED turns on or not after supplying power to DC +24V input terminals (-E, +F) of the battery. If the LED does not turn on, cut the power off and contact our A/S center for service request. Step4) Check whether the power LED turns on and Doosan logo appears on the LCD display after supplying power to DC +24V input terminals (-E, +F) of the battery. If you cannot see the logo, press LCD key button to check the LCD display once again. If you cannot still see the logo, cut the power off and contact our A/S center for service request. Step5) Check the controller terminals (C & D) with AC meter or oscilloscope to check whether signal inputs of AC RMS 3V or higher are detected. If no signal detected, check whether the pick-up sensor maintains the gap between 0.9 and 1.1mm and then check whether the pick-up sensor has resistance of 110 Ohms (±10%). If you cannot still detect no signal, replace the pick-up sensor and then operate the controller. Enquiry for A/S Services Engine Technical Service Team: Enquiry for Purchasing Ansan Component Center: 페이지 36 / 36

1 Diesel Engine for Generators Digital Speed Controller User Manual (DSC-1000) Ver_1.0 Doosan Infracore 페이지 1 / 36

2 Contents 1. Product Overview and General Specification 1.1 Product Information 1.2 Product Appearance 1.3 Product Specification 1.4 Product System Diagram 1.5 Product I/O Signals 1.6 Product Dimension 2. Installation 2.1 Connecting to the Engine Battery, Pick-up, Actuator Connection Diagram Connecting to Batteries Connecting to Actuators Connecting to Pick-up Sensors Operating Sequence for Digital Speed Controller 2.2 Connecting to Speed Trim, Droop, Idle and Other Inputs Speed Trim, Droop, Idle and Other Inputs Diagram Connecting to Speed Trim Connecting to Droop Connecting to Idle Connecting to AUX Connecting Power to External Devices 2.3 Connecting to Crank, Run, Over Speed and Communication Crank, Run, Over Speed and Communication Connection Diagram Connecting to Crank Terminals Connecting to Run Terminals Connecting to Over Speed Terminals Connecting to CAN Communication Connecting to RS232 Communication 3. Configuration and Operation 3.1 Input Keys 3.2 LCD Display Menu LCD Displays After Powered On LCD Main Menu Display Engine Type Setup Menu System Setup Menu 페이지 2 / 36

3 3.2.5 PID Gain Setup Menu PID Auto Setup Menu DateTime Setup Menu Alarm List Menu Default Setup Menu System Info Menu 3.3 Engine Configuration Engine Type Configuration System Setup Configuration PID Gain Setup Configuration PID Auto Setup Configuration DateTime Setup Configuration Alarm List Actuator Test Default Setup Functions System Info Functions LCD Setup Function Configuration System Monitor Function Configuration 4. How to Operate 4.1 Operating Sequence for Digital Speed Controller 4.2 Detailed Operating Sequence 5. Troubleshooting 5.1 Alarm List Check 5.2 System Checks and Measures 페이지 3 / 36

4 1. Product Overview and General Specification 1.1 Product Information Digital Speed Controller (DSC-1000) is applicable to generator (vehicles and vessels) engines as a high performance embedded electronic control system designed based on PID control for fast and precise control of engine speed with an enhanced micro controller unit (MCU) that minimizes analog circuits vulnerable to user environments. This product features PID auto setting functions along with battery voltage, pick-up sensors and actuator condition checking. It also has a black box function that manages engine operation records when faults are detected for users to have more convenience in operating this precise digital speed controller. [Product Features] Rigid and stable case structure and easily recognizable front design Readily understandable GUI (graphic user interface) with graphic LCD displays Easy and simple setup with 8 button keys without manual controls by users Fast setting available by migrating initial settings depending on types of the engines Listing fault messages (over speed, pick-up error, etc.) and recording messages RS232 and CAN ports available for communication Digital inputs and PID auto setup functions for PID control parameters Application of digital clock for fault timing and engine operating hours 1.2 Product Appearance Digital Speed Controller is made of a rigid aluminum case taking into account anti-shock, electromagnetic resistance and environmental protection. An embedded system containing graphic LCD and high performance MCU is inside the controller and a heat sink is located on the outside of the case for protection and precise control of actuator operating elements. A terminal block is located on the bottom and right of the front side for easy connection to external devices. Over speed, run and crank signals are displayed on the front LED and contact points (a or b) are also available for outputs on external controllers or indicators. RS232 and CAN communication is available and DSUB-9 connector enables universal use of RS232 communication. Users can easily input and adjust values for parameter inputs using 8 button keys. In addition, graphic LCD shows graphic displays, bar graphs and design symbols so that users can readily identify the control information while external LED displays important conditions of the engine. 페이지 4 / 36

5 Figure 1: Product Front View Product Specification No. Item Description 1 MCU 16-bit DSC dspic33fj256 2 Display Graphic LCD 128*64 LED: 6 EA 3 Keypad 8 Button Keys 4 Output 3 Contact Points (a and b) 5 Input RMS 3V (Min) 6 Memory 128Mb 7 Communication RS bps CAN (J1939) / 250kbps 8 Rated Power DC 24V (12V to 30V) 9 Current Consumption 120mA 10 Operating Temperature -20 to Storing Temperature -30 to Operating Humidity 0 to 95% 페이지 5 / 36

6 1.3 Product System Diagram Figure 2: System Diagram for Digital Speed Controller 1.4 Product I/O Signals No Terminal I/O type Terminal Functions Outputs are actuator control signals. Actuator 1 Output Wiring should be 18AWG (105 ) or better. (However, terminals A and ( A, B ) B can be used regardless of their polarities) Inputs are RPM sensor signals. Terminal D should be connected to the ground in connection with the Pick-Up 2 Input shield cable. Gap between the RPM sensor and the gear tooth should ( C, D ) be adjusted between 0.9 and 1.1mm (sensor inputs should be at least 3V AC RMS). 페이지 6 / 36

7 3 It is a power input terminal for the controller and inputs are DC Battery +24V/15A. Voltage Input The positive pole of the battery should be connected to the terminal (-E, +F) F. (Back voltage protection circuit is built in.) It has a ground signal and is connected to the ground of the 4 Input (G) potentiometer. Speed Trim Inputs are RPM trim signal values and the voltage level is between 0 5 (G, H, J) Input (H) and 5V. It is connected to the output of the potentiometer. 6 Input (J) Outputs are DC +5V and it is connected to VCC of the potentiometer. Terminal K receives droop function selecting information. 7 Droop Terminal L has a ground signal and the switch is connected to Input ( K, L ) terminals K and L. Once the terminal K is connected to the ground, droop starts to operate. 8 Idle Terminal M receives idle function selection signals. Once it is Input ( M ) connected to the ground, idle operation starts. 9 Terminal N receive load sharing and synchronization signal for parallel AUX Input operation. ( N ) The signal level is an input between DC -5 and +5V V Outputs are +10V/20mA ratings and it can be used for various Output ( P ) purposes including power to external auxiliary devices. The second crank contact point is a shared terminal while terminals 1 11 Crank Contact Point (1, 2, 3) Output and 2 are for the contract point b and terminals 2 and 3 for the contact point a. The contact point a starts to operate when the digital speed controller reaches at the RPM delivering control signals to the actuator after the engine is activated. The fifth run contact point is a shared terminal while terminals 4 and 12 Run Contact 5 are for the contact point b and terminals 5 and 6 for the contact Output Point (4, 5, 6) point a. The contact point a starts to operate when the engine reaches its designated normal speed RPM. 13 The eighth over speed contact point is a shared terminal while Over Speed terminals 7 and 8 are for the contact point b and terminals 8 and 9 Contact Point Output for the contact point a. The contact point a starts to operate when (7, 8, 9) the engine reaches its designated over speed RPM. 14 CAN Terminal 10 is for CAN-L communication and 11 is for CAN-H I/O ( 10, 11 ) communication. CAN-H and CAN-L are used for CAN communication. 15 Power When DC+24V power is supplied to the controller, the LED turns on Output LED in red on the power level. 16 Pick-Up When the controller receives normal input signals from the pick-up Output LED sensor, the LED turns on in red on the pick-up level. 페이지 7 / 36

8 17 Crank LED Output 18 Run LED Output 19 Over Speed LED Output 20 Error LED Output 21 RS232 I/O 22 Ground Ground The 2- and 3-terminal contact point a starts to operate and the LED turns on in red on the crank level when the digital speed controller reaches at the RPM delivering control signals to the actuator after the engine is activated. The LED turns on in red on the run level when the engine reaches its designated normal speed RPM with 5- and 6-terminal contact point a starting to operate. The LED turns on in red on the over speed level when the engine reaches its designated over speed RPM with 8- and 9-terminal contact point a starting to operate.. The LED turns on in red on the error level when abnormal events of the controller occur. D-SUB 9PIN (male) is connected to the host through RS232 communication port. The GND part and the ground should be earthed in shared connection. 페이지 8 / 36

9 1.5 Product Dimension 2. Installation Digital Speed Controller should be connected to the pick-up sensor attached on the engine and the actuator. Speed trim, droop, idle and aux terminals can be used for additional functions in connection with surrounding circuits. Contact points a or b can also be used to operate external devices using crank, run and over speed functions. RS232 and CAN port allow communication with PCs or external host computers for data transfer and monitoring functions. 페이지 9 / 36

10 2.1 Connecting to the Engine Battery, Pick-Up and Actuator Connection Diagram Figure 3: Battery, Pick-Up and Actuator Connection Diagram Connecting to Batteries Battery voltage is DC +24V and the battery is connected to the controller matching E (-) and F (+) with the respective polarities of the battery. E (-) is connected to (-) of the battery and F (+) to (+) of the battery. Depending on cases, wiring can be done in a serial connection to the contact point a of MC and the fuse (DC +24V/15A) when connecting to system panels or generator control devices. 페이지 10 / 36

11 2.1.3 Connecting to Actuators The actuator is also called governor and controls the amount of the fuel spray to the engine cylinder. The controller is connected to the actuator attached on the engine by connecting two wires of the controller terminal to A and B of the actuator regardless of their polarities. Wiring should be 18AWG (105 ) or better and the outside should be wrapped by plastic tubes for insulation or insulated mesh lines Connecting to Pick-Up Sensors The pick-up sensor lets users know the engine speed and is connected to terminals C and D that can receive signals of AC RMS 3V or higher. Wiring should be twisted or shielded cables connected to the ground together with the terminal D. Gap between the pick-up sensor and the gear tooth should be adjusted between 0.9 and 1.1mm Operating Sequence for Digital Speed Controller Power On/Off: It means that DC +24V power is either supplied or terminated through E (-) and F (+) of the battery matching with their respective polarities. LCD On/Off: It means to turn on or off the LCD display alone while DC +24V power is supplied through E (-) and F (+) of the battery matching with their respective polarities and the controller is in operation. [Operating Sequence for the Controller] Step1) When DC +24V power is supplied to the controller, the controller starts to operate. It indicates that power LED turns on and the power is being normally supplied. Step2) Inputs for speed trim, droop and idle functions are received. Step3) The controller checks the signals of the speed pick-up sensor. Step4) Actuator control signals are output together with designated values of other information for crank, run and over speed functions according to the PID control values. Step5) The controller checks the operation condition and displays LED outputs and fault messages according to the detected information. 페이지 11 / 36

12 Figure 4: Time Chart for Operation of the Controller 2.2 Connecting to Speed Trim, Droop, Idle and Other Inputs Speed Trim, Droop, Idle and Other Inputs Diagram Figure 5: Speed Trim, Droop, Idle and Other Inputs Diagram 페이지 12 / 36

13 2.2.2 Connecting to Speed Trim Speed trim is an analog voltage signal port for input to fine-tune the engine speed. A potentiometer is used for precise adjustment of the resistance values. The potentiometer needs to be connected to terminals G, H and J. Terminal G should be connected to the ground and it is recommended to use shielded cables. Terminal H is connected to G depending on the current consumption of the actuator (for actuators with 5A or higher). J is an input terminal for fine-tuned voltage values between 0 to 5V Connecting to Droop The switch is connected to terminals K and L. Signals indicating whether droop function works or not serve as inputs to the controller by keeping K and L either open or close. Inputs can be done by toggle or converting switches Connecting to Idle The port on one side of the switch is connected to terminal M and the port on the other side to the ground. Connection between terminal M and the ground becomes either open or close by keeping the switch open or close. When connection between the terminal and the ground becomes close, the controller will have idle function. Inputs can be done by toggle or converting switches Connecting to AUX AUX is a terminal for control signal inputs from load sharing devices or synchronization devices through terminal N. It shares load from the generator in parallel operation and receives signal inputs from synchronization devices for the controller to control changes to load. Input signal level is between DC -5 and 5V and it is recommended to use shielded cables for signal wires Connecting Power to External Devices It can supply power output of 10V/20mA to external devices through terminal P. Users can easily use this terminal when external auxiliary devices need power supply. However, power supply of 20mA or higher should not be used and care should be given to prevent short circuits. 페이지 13 / 36

14 2.3 Connecting to Crank, Run, Over Speed and Communication Crank, Run, Over Speed and Communication Connection Diagram Figure 6: Crank, Run, Over Speed and Communication Connection Diagram It is used to deliver operation information to external devices by activating contact point (a or b) when activating crank, run or over speed functions. RS232 and CAN communication is connected to external PCs or hosts so that the controller can transmit system settings or operation information Connecting to Crank Terminals Terminals 1, 2 and 3 are the ones for crank output contact point and the contact point will be in operation when the controller activates the crank function. The second crank contact point is a shared terminal while terminals 1 and 2 are for the contact point b and terminals 2 and 3 for the contact point a. Contact points a and b start to operate when the controller reaches at the RPM delivering control 페이지 14 / 36

15 signals to the actuator after the engine is activated. The diagram shows wiring to operate AC220V lamp. The shared terminal is for 220V inputs and the crank lamp turns on when the contact point a starts to operate Connecting to Run Terminals Terminals 4, 5 and 6 are the ones for run output contact point and the contact point will be in operation when the controller activates the run function. The fifth crank contact point is a shared terminal while terminals 4 and 5 are for the contact point b and terminals 5 and 6 for the contact point a. Contact points a and b start to operate when the engine reaches its designated normal speed RPM. The diagram shows wiring to operate AC220V lamp. The shared terminal is for 220V inputs the run lamp turns on when the contact point a starts to operate Connecting to Over Speed Terminals 7, 8 and 9 are the ones for over speed output contact point and the contact point will be in operation when the controller activates the over speed function. The eighth over speed contact point is a shared terminal while terminals 7 and 8 are for the contact point b and terminals 8 and 9 for the contact point a. Contact points a and b start to operate when the engine reaches its designated over speed RPM. The diagram shows wiring to operate AC220V lamp. The shared terminal is for 220V inputs the over speed lamp turns on when the contact point a starts to operate Connecting to CAN Communication Terminal 10 is for CAN-L communication and terminal 11 for CAN-H communication. CAN-H and CAN-L are used for CAN communication with remote control and monitoring of the controller operation. The communication code is based on J Connecting to RS232 Communication D-SUB 9pin (female) is for RS232 communication for connection to external PCs or hosts. It can configure system parameters of the controller or communicate with analytic applications. 페이지 15 / 36

16 3. Configuration and Operation The controller can be configured and operated by input keys according to the menus on the LCD display by selecting proper ones and assigning values in the selected menu to input control information to the system. Input information should immediately apply to the controller system once updated. 3.1 Input Keys The controller has 8 input keys including LCD, Mode, Menu, Enter, Up, Down, Left and Right. Each key as respective functions as follows: LCD LCD key turns on and off the display. Mode Mode key switches the display to either operation mode or wave form display. Menu Menu key lets users change the menu display and go back to the previous menu. Enter Enter key applies designated values on the LCD display to the system. Up key lets users go up or increase values in the selected menu on the LCD display. Down key lets users go down or decrease values in the selected menu on the display. Left key lets users move to the left in the selected menu. Right key lets users move to the right in the selected menu. 페이지 16 / 36

17 3.2 LCD Display Menu The overall menu tree of the controller is as follows: Figure 7: Overall LCD Menu Tree Diagram 페이지 17 / 36

18 3.2.1 LCD Displays After Powered On When DC +24V power is supplied to the battery terminal (E (-), F (+)) of the controller, the power LED in the front side of the controller turns on in red and the error LED turns on in red where there are fault conditions. At this moment, the LCD display is not activated and Doosan logo will appear for 1 second followed by the operation display after pressing the LCD button. The controller will start control based on information from pick-up sensor and other input devices and designated parameter values. At this moment, where breakdowns of the surrounding devices or system errors occur, the LCD display will show such errors and processing messages. Step 1) DC +24V power supply to the terminals E (-) and F (+) When DC +24V power is supplied to the terminals E (-) and F (+), the controller will start to operate with the LCD display off. After pressing the LCD button, Doosan logo will appear for 1 second as shown below followed by the controller operation display. Then, the LCD display will switch between on and off by pressing the LCD button. Figure 8: Doosan Logo Step 2) The operation display will show 1 second after the logo appears. Droop TRIM IDLE AUX Displays year and time Displays the remaining fuel of the actuator Displays set RPM Displays the operation hours while the system is on Displays operating RPM Figure 9: Operation Display 페이지 18 / 36

19 3.2.2 LCD Main Menu Display Displays main menu screen of the controller The main menu of the controller has 10 sub-menus. Menu 1: Main Menu of the Controller — 1 to 2 1) Engine type The controller can start operation once the initial system values are configured. Users can load preset values depending on types of the engines by selecting the type. 2) System setup It consists of sub-menus related to system settings including RUN/IDLE/OVERSPEED/CRANK/GEARNUMBER. 3) PID gain setup It consists of sub-menus to designate Kp, Ki and Kd parameter values related to the engine PID control. 4) PID auto setup It offers function for automatic designation of Kp, Ki and Kd parameter values related to the engine PID control. 5) DateTime setup It offers function for users to move to the screen for designating year, month, day and hour. 6) Alarm list It offers function for users to move to the alarm display for the alarm list. 7) Actuator Test It offers menu to test the impedance (X L ) of the actuator and any problems in operating load current. It displays current and voltage according to the duty values. 8) Default setup It offers menu to apply designated default values to the selected engine. 9) System info It offers menu that shows information of the controller. Such information includes the serial number, software version, last update date, alarm count and engine runs. 10) LCD setup It offers menu to configure LCD operating conditions including brightness, auto on/off and off hours. 11) System monitor 페이지 19 / 36

20 It offers menu to monitor the controller operation. It shows values for Engine RPM, Valve Duty, Valve Current, Aux RPM Input, Pickup Voltage and Bat Voltage Engine Type Setup Menu This menu offers function to configure setting values of the controller depending on types of the engines in advance and apply such preset values to the selected engine. Menu 2: Engine Type Selection Menu System Setup Menu System Setup Menu Display of the Controller It consists of sub-menus for the system configuration items of the controller including the one for configuring RUN/IDLE/OVERSPEED/CRANK/GEAR NUMBER related to RPM setting. Depending on additional functions, users can designate values for STARTING FUEL/SPEED RAMPING/ACTUATOR MAX/LOW BATTERY. Menu 3: System Setup Menu — 1 to 3 1) SET RUN RPM Users can designate normal speed (target RPM) of the engine. Users need to input different normal speed values depending on the specification of the selected engine. 2) SET IDLE RPM Users can designate the idle speed values of the engine as RPM. Users need to input values to control the idle operating speed of the engine. 3) SET OVER SPEED Users can designate RPM values to activate engine protection function when the speed exceeds the normal level (target RPM) and reaches the overspeed range that may cause problems to the engine. 페이지 20 / 36

21 When the engine RPM reaches the over speed RPM range, the engine immediately stops with error messages and alarms. 4) CRANKING RPM Users can designate RPM values to activate the actuator when the engine starts to operate. 5) GEAR NUMBER Users can input the number of flywheel teeth in the engine to the controller so that the controller can calculate the accurate RPM depending on the values of the pick-up sensor from the engine. 6) STARTING FUEL Users can designate the amount of fuels used when the engine starts to operate and the operating current for the controller to activate the actuator changes based on these values. 7) AUX SPEED Users can adjust values to ensure safe operation of the engine based on the AUX signal values when AUX is enabled. 8) SPEED RAMPING Users can input ratio values of speed changes when the speed increases or decreases in the idle condition of the engine. 9) MAX CURRENT Users can designate the maximum operating current for the actuator of the engine. 10) LOW BATTERY It measures the battery voltage supplied to the controller. When the measured values are lower than the present voltage values, it will be alarmed. Usually, the acceptable battery voltage is between 20 and 22V (without load). 11) DROOP GAIN Users can designate the droop values applicable to maximum load based on the current consumption of the actuator. 12) F-LOAD CURR Users can designate the maximum current values when the generator is in full load. 13) N-LOAD CURR Users can designate the operating current values of the actuator when the generator has no load PID Gain Setup Menu Users can input Kp, Ki and Kd values as inputs to the PID control of the engine. Kp means proportional values while Ki means integral of the proportional values and Kd means differential of the proportional values. Menu 4: PID Gain Setup Menu 페이지 21 / 36

22 3.2.6 PID Auto Setup Menu The menu offers function for automatic designation of the P, I and D parameter values related to the engine PID control. After starting the engine, select DRIVE UNIT MENU in the main menu while the engine has no load and then PID auto setup menu, press Enter. Then, the system message shows Auto Setup Mode PID setting? with YES or NO option. If you select YES, the controller will repeatedly change the RPM to automatically calculate the optimized P, I and D values. If the controller identifies the optimized P, I and D values within 30 cycles, it will display PID Auto Setup Complete, OK. When you press Enter, it will apply tuned P, I and D values and close the menu. If the controller fails to identify the optimized P, I and D values within 30 cycles, it will display PID No Successful, OK. When you press Enter, it will apply the final P, I and D values and close the menu. Menu 5: PID auto setup menu Date/Time Setup Menu Users can designate year, month, day, hour and minute for the controller and the designated time will be used to monitor the system and manage fault messages. Menu 6: DATE/TIME SETUP Menu Alarm List Menu This menu displays year, month, day, hour and minute for the errors in the controller and types of the faults in codes which are used in troubleshooting. Menu 7: ALARM LIST Menu 페이지 22 / 36

23 3.2.9 Default Setup Menu When you cannot identify the type of the control engine by the controller, this menu offers the most common parameter setting values. For default setup, select YES and then press Enter button. If you don t want to implement this function, press No button. If you press YES, all the configuration values will be changed to the default ones of the engine. Menu 8: Default Setup Menu System Info Menu The controller displays its information including the serial number, software version, last update date, alarm count and engine runs. Menu 9: System Info Menu 3.3 Engine Configuration Engine Type Configuration Users can store control setting information depending on types of the engines in the internal memory of the controller. If you select your engine type, applicable parameters will be automatically configured accordingly. This feature is available for 16 different types of engines. Designated Parameters by Engine Type No Menu Name Gear Starting Run RPM Over Speed Teeth Fuel PID Value 1 DB RPM (50Hz) 129T 1500RPM 1725RPM % Optimal Value 2 DB RPM (60Hz) 129T 1800RPM 2070RPM % Optimal Value 3 DE RPM (50Hz) 102T 1500RPM 1725RPM % Optimal Value 4 DE RPM (60Hz) 102T 1800RPM 2070RPM % Optimal Value 5 DE RPM (50Hz) 140T 1500RPM 1725RPM % Optimal Value 6 DE RPM (60Hz) 140T 1800RPM 2070RPM % Optimal Value 7 DE RPM (50Hz) 146T 1500RPM 1725RPM % Optimal Value 8 DE RPM (60Hz) 146T 1800RPM 2070RPM % Optimal Value 페이지 23 / 36

24 9 DL RPM (50Hz) 152T 1500RPM 1725RPM % Optimal Value 10 DL RPM (60Hz) 152T 1800RPM 2070RPM % Optimal Value 11 DV RPM (50Hz) 160T 1500RPM 1725RPM % Optimal Value 12 DV RPM (60Hz) 160T 1800RPM 2070RPM % Optimal Value 13 DV RPM (50Hz) 160T 1500RPM 1725RPM % Optimal Value 14 DV RPM (60Hz) 160T 1800RPM 2070RPM % Optimal Value 15 DV RPM (50Hz) 160T 1500RPM 1725RPM % Optimal Value 16 DV RPM (60Hz) 160T 1800RPM 2070RPM % Optimal Value Table 1: Configuration Values by Engine Type Engine Configuration Procedure Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select Engine Type by using Up and Down buttons in DRIVE UNIT MENU and then press Enter button. Step3) Go to Engine Type menu and select your engine type using Up and Down buttons. Then, press Enter button. At this moment, setting values according to the selected type of the engine are designated and will be used as information for the controller to control the actuator. Menu 10: Selection List by Engine Type System Setup Configuration Main setting items of the controller includes GEAR NUMBER, CRANKING RPM and SET RUN RPM. You need to designate setting values to these items. Other system setup items are optional and therefore you can designate values for those items as necessary. Configuring SET RUN RPM Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select SET RUN RPM in SYSTEM SETUP menu and then press Enter button. Use Up and 페이지 24 / 36

25 Down buttons to increase or decrease the normal operating speed of the engine and then press Enter button. Configuring SET IDLE RPM Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select SET IDLE RPM in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to increase or decrease the idle operating speed of the engine and then press Enter button. Configuring SET OVER SPEED Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select SET OVER SPEED in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to increase or decrease the over speed values of the engine and then press Enter button. Configuring CRANKING RPM Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. 페이지 25 / 36

26 Step3) Select CRANKING RPM in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to increase or decrease the RPM values at which the controller starts to control the actuator when the engine starts to operate and then press Enter button. Configuring GEAR NUMBER Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select GEAR NUMBER in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to increase or decrease the number of gear teeth in the engine and then press Enter button. Configuring STARTING FUEL Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select STARTING FUEL in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to increase or decrease the percentage for the amount of fuel sprayed when the engine starts and then press Enter button. Configuring SPEED RAMPING Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. 페이지 26 / 36

27 Step3) Select SPEED RAMPING in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to increase or decrease the ratio of changes to the speed when increasing from the idle speed or decreasing from the increased speed and then press Enter button. Configuring MAX CURRENT Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select MAX CURRENT in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to increase or decrease the limit of the maximum current consumption of the actuator and then press Enter button (Max. 10A). Configuring LOW BATTERY Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select LOW BATTERY in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to input voltage values at which low battery alarms are activated and then press Enter button. Configuring DROOP GAIN Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons 페이지 27 / 36

28 and then press Enter button. Step3) Select DROOP GAIN in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to increase or decrease the RPM values with adjusted ratio to decrease at the maximum load when the generator is in parallel operation and then press Enter button. DROOP Function Droop function is indicated in percentages as follows: RPM with no load is subtracted by RPM with maximum load and then divided by RPM with no load. Droop% = RPM with no load RPM with maximum load RPM with no load (Example for 3% Droop) Assuming that RPM with no load is 1,800 and RPM with maximum load is 1,854 then the percentage will be 3%. It means that the generator output will be changed by 33.3% as the frequency changes by 1% due to the actuator control. Figure 1: 3% Droop (Example for 7% Droop) Assuming that RPM with no load is 1,800 and RPM with maximum load is 1,926 then the percentage will be 5%. It means that the generator output will be changed by 14.3% as the frequency changes by 1% due to the actuator control. 페이지 28 / 36

29 Figure 2: 7% Droop F-LOAD CURR. Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select F-LOAD CURR. in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to input the maximum current values of the actuator for the generator with full load and then press Enter button. N-LOAD CURR. Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Step2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons and then press Enter button. Step3) Select N-LOAD CURR. in SYSTEM SETUP menu and then press Enter button. Use Up and Down buttons to input the operating current values of the actuator for the generator with no load and then press Enter button PID Gain Setup Configuration Configuring PID Gain Kp, Ki and Kd Values Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Use Up, 페이지 29 / 36

30 Down, Left and Right buttons to select PID gain setup menu and then press Enter button. Step2) Use Up and Down buttons in PID GAIN SETUP to select PROPORTIONAL, INTEGRAL or DERIVATIVE and then press Enter button. Configuring PID SAMPLING TIME Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Use Up, Down, Left and Right buttons to select PID gain setup menu and then press Enter button. Step2) Use Up and Down buttons in PID GAIN SETUP to select SAMPLING TIME and then press Enter button. Use Up and Down buttons to input SAMPLING TIME values and then press Enter button PID Auto Setup Value Configuration Step1) Select your type in Engine Type menu and then start the engine with the preset configuration values maintaining it with no load. Step2) During the normal operation, press Menu button of the controller and then you can see DRIVE UNIT MENU. Use Up, Down, Left and Right buttons to select PID auto setup menu and then press Enter button. Step3) The menu offers function for automatic designation of the P, I and D parameter values related to the engine PID control. Select PID auto setup menu in DRIVE UNIT MENU and then press Enter button to see the system message Auto Setup Mode PID setting? with YES or NO options. Step4) Press YES and then the system message PID AUTO SETUP MODE will appear. As PID auto 페이지 30 / 36

31 setup was initiated during the operation, PID auto tuning is already in progress. Step5) PID tuning repeats a process to obtain PID values and a window to indicate whether the process succeeded or failed will appear in several minutes (approx. 4 to 6 minutes). If the process succeeded, the system message window will appear together with OK button. If you press Enter button, you will go back to normal operation window and the auto-tuned values will apply to the normal operation that will be continued. Step6) If auto-tuning failed to identify optimized P, I and D values within 4 to 6 minutes, the system message window will display failure. If you press Enter button, you will go back to normal operation window. If you want to repeat the process, you need to start with Step1 again DATE/TIME Value Configuration Step1) press Menu button of the controller and then you can see DRIVE UNIT MENU. Use direction buttons to select DateTime setup menu. Step2) Use Up, Down, Left and Right buttons to input year, month, day and hour and then press Enter button. 페이지 31 / 36

32 3.3.6 ALARM LIST Step1) press Menu button of the controller and then you can see DRIVE UNIT MENU. Use direction buttons to select Alarm List menu and then press Enter button. Step2) Use Up, Down, Left and Right buttons in ALARM LIST menu to confirm the fault messages. [Alarm Code Table] Alarm Code Alarm Item Description Identified Alarm Output E01 Battery Low When the battery voltage continues to be LCD alarm message, Error LED lower than Low Battery voltage values for more than 5 seconds E02 Battery High When the battery maintains its voltage exceeding 30VDC for more than 5 seconds E03 Pick-up Error Problems in sensor signals when the engine starts. (Engine RPM lower than 600) E04 Pick-up Error Problems in sensor signals during the engine operation (Engine RPM 600 or higher) E05 Actuator Current Short Disconnection in the actuator or the connecting circuits E06 Actuator Current Broken Short-circuits in the actuator or the connecting circuits E07 Over Speed Engine RPM exceeding the configured over speed values E08 FET Drive Error Damages to components in the actuator output section inside the controller lamp LCD alarm message, Error LED lamp LCD alarm message, Error LED lamp LCD alarm message, Error LED lamp LCD alarm message, Error LED lamp LCD alarm message, Error LED lamp LCD alarm message, Error LED lamp LCD alarm message, Error LED lamp Actuator test The menu offers function to test whether there is any problem in operating load current of the actuator attached to the engine. It indicates voltage and current for on/off Default setup Functions Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Use Up, Down, Left and Right buttons to select Default setup menu and then press Enter button. At this moment, the system message Initialization system setting? will appear. 페이지 32 / 36

33 Step2) Use Left and Right buttons to select either YES or NO in System Message and then press Enter button. Default setup will change the configuration values of the engine to the default values. In order to initiate default setup, you need to select YES and then press Enter button. Press No button if you don t want to System info Functions Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Use Up, Down, Left and Right buttons to select System info menu and then press Enter button. The menu displays information of the controller and the information includes the serial number, software version, last update date, alarm count and engine runs LCD setup Functions Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Use Up, Down, Left and Right buttons to select LCD setup menu and then press Enter button. Step2) Use Up and Down buttons to select menus including LCD BRIGHTNESS and LCD CONTRAST for adjustment and then press Enter button. Use Up and Down buttons to input setting values and then press Enter button. 페이지 33 / 36

34 System monitor Functions Step1) Press Menu button of the controller and then you can see DRIVE UNIT MENU. Use Up, Down, Left and Right buttons to select System monitor menu and then press Enter button. It offers menu to monitor the controller operation. It shows values for Engine RPM, Valve Duty, Valve Current, Aux RPM Input, Pickup Voltage and Bat Voltage. 4. How to Operate 4.1 Operating Sequence for Digital Speed Controller STEP1) Supply DC +24V power to the battery terminals (E (-), F (+)) of the controller. STEP2) Configure parameter values required for selection of the engine type and control of the engine. STEP3) Install the controller on the generator system and complete circuit wiring. STEP4) The controller will activate the actuator with power supply and pick-up sensor input. 4.2 Detailed Operating Sequence STEP1) Supply DC +24V power to the battery terminals (E (-), F (+)) of the controller. Power supply to the controller can be done by direct connection to the battery or power supply controlled by external control devices. Fuses (15A/24V) are required for power supply to the controller through the terminal. When the controller displays Low Battery Fault message, you need to charge the battery or replace it with the one having normal voltage before starting the controller. STEP2) Configure parameter values required for selection of the engine type and control of the engine. There are 3 ways to configure parameters required for the controller: 1. Using default setup 2. Designating the engine type in Engine Type menu 3. Configuring each parameter in System setup menu For more information, see Chapter 3. Configuration and Operation. STEP3) Install the controller on the generator system and complete circuit wiring. Once the configuration is completed, the controller will be in Stand By condition preparing to receive input information from pick-up sensor and surrounding terminals and operate. STEP4) The controller will activate the actuator with power supply and pick-up sensor input. When the power is supplied and the pick-up terminal delivers normal sensor inputs as the engine starts, the controller activate the actuator. 페이지 34 / 36

35 5. Troubleshooting 5.1 Alarm List Check Where there are problems in the system operation, you need to review the alarm list menu of the controller and then check the engine and the system in reference to the alarm codes. Alarm Code Alarm Item Alarm Condition Output Control Measures E01 Battery Low When the battery voltage 1. Alarm message pop-up on 1. Check the battery line continues to be lower than Low LCD 2. Replace the battery Battery voltage values for more 2. Error LED on than 5 seconds E02 Battery High When the battery maintains its 1. Alarm message pop-up on 1. Check the battery line voltage exceeding 30VDC for more LCD 2. Replace the battery than 5 seconds 2. Error LED on E03 Pick-up Error Problems in sensor signals when 1. Alarm message pop-up on 1. Check the RPM sensor the engine starts LCD and connecting circuits (Engine RPM lower than 600) 2. Error LED on 2. Replace the RPM sensor 3. Actuator control signal off E04 Pick-up Error Problems in sensor signals during 1. Alarm message pop-up on 1. Check the RPM sensor the engine operation LCD and connecting circuits (Engine RPM 600 or higher) 2. Error LED on 2. Replace the RPM sensor 3. Actuator control signal off E05 Actuator Current Disconnection in the actuator or 1. Alarm message pop-up on 1. Check the disconnection Open the connecting circuits LCD in the actuator and 2. Error LED on connecting circuits 2. Replace the actuator E06 Actuator Current Short-circuits in the actuator or the 1. Alarm message pop-up on 1. Check the disconnection short connecting circuits LCD in the actuator and 2. Error LED on connecting circuits 2. Replace the actuator E07 Over Speed Engine RPM exceeding the 1. Alarm message pop-up on 1. Check the speed setting configured over speed values LCD 2. Adjust PID setting 2. Error LED on values 3. Actuator control off E08 FET Drive Error Damages to components in the 1. Alarm message pop-up on 1. Check the actuator and actuator output section inside the LCD connecting circuits controller 2. Error LED on 2. Replace the controller 3. Actuator output power cutoff 1) When problems described in alarm codes E03, E04, E07 or E08 occur, the engine is not available for safe operation and therefore the engine will stop as the controller will turn off the actuator for safety. 2) When problems described in alarm codes E03, E04, E07 or E08 occur, the engine will not be able to restart as long as the alarm is not released. 3) When alarms occur, you can release them by turning off the power of the controller. 5.2 System Checks and Measures For initial installation, it is recommended for you to check any disconnection in circuits before taking 페이지 35 / 36

36 measures described here (see Chapter 2. Installation for how to install the controller). You can check the controller for failure diagnosis in accordance with the following procedure. Step1) Check the battery voltage whether it is higher than the Low Voltage setting value. If normal, supply power to the controller and then operate it. If the voltage is lower than the setting value, you need to charge the battery or replace it before operating the system. Step2) Check the input resistance in the DC +24V input terminals (-E, +F) of the battery whether the resistance is higher than approx. 10K Ohm. If the resistance does not meet this condition, do not supply power to the controller and contact our A/S center for service request. Step3) Check whether the power LED turns on or not after supplying power to DC +24V input terminals (-E, +F) of the battery. If the LED does not turn on, cut the power off and contact our A/S center for service request. Step4) Check whether the power LED turns on and Doosan logo appears on the LCD display after supplying power to DC +24V input terminals (-E, +F) of the battery. If you cannot see the logo, press LCD key button to check the LCD display once again. If you cannot still see the logo, cut the power off and contact our A/S center for service request. Step5) Check the controller terminals (C & D) with AC meter or oscilloscope to check whether signal inputs of AC RMS 3V or higher are detected. If no signal detected, check whether the pick-up sensor maintains the gap between 0.9 and 1.1mm and then check whether the pick-up sensor has resistance of 110 Ohms (±10%). If you cannot still detect no signal, replace the pick-up sensor and then operate the controller. Enquiry for A/S Services Engine Technical Service Team: Enquiry for Purchasing Ansan Component Center: 페이지 36 / 36

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Doosan Infracore

Diesel Engine for Generators

Digital Speed Controller

User Manual

(DSC-1000)

Ver_1.0

Ukrainian flag

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Digital Speed Controller Instruction Manual

2

Digital Speed Controller

Instruction Manual

Precautions

Batteries

WARNING

To avoid the risk of fumes, fire or burns

Improper use of the battery is very dangerous. The battery must be handled carefully. Incorrect wiring or short-circuiting of wiring may cause fire or fumes. Before connecting or disconnecting the battery to or from the ESC, be sure to turn off the power switch of the ESC. When the battery is not in use, disconnect it from the ESC or charger, and store it in a suitable location with wires and screws removed.

Connecting silicone wiring

WARNING

To avoid the risk of fumes, fire or burns

Incorrect wiring may cause fire or fumes that can damage both the ESC and battery beyond repair. To avoid the risk of accidents, do not modify wiring by yourself, even though the ESC is fitted with terminals. Take the product to KEYENCE instead.

Connecting to a motor

WARNING

To avoid the risk of fumes, fire or explosion

Make sure to fit the included capacitor to the motor to be used.

Otherwise, the ESC may become damaged due to malfunction resulting from electrical noise.

Caution

Make sure to carefully read and understand the important warning messages in this Instruction Manual before commencing to use the product.

WARNING Information for preventing serious injury

CAUTION

Information for preventing accidents or product damage

NOTE

Useful information on handling the product

Radiating fins

WARNING

To avoid the risk of fumes, fire or burns

Electricity flows through the metal upper part of the ESC. Therefore, take care to avoid contacting this with cables and other metal parts or the carbon chassis of the ESC. Take the same care even after a radiating fin is installed, since radiating fins conduct electricity.

Proper operation

CAUTION

To avoid accidents or product damage

Do not modify the ESC in any way. Use it only for its intended purpose.

Keep the ESC away from flames or heat. Avoid splashing any liquid, such as water, on the ESC.

INDEX

P.2 to P.8

How to Connect RAPIDA Series

P.9 to P.15

Various Settings of RAPIDA

P.16 to P.26 Various Settings of RAPIDA PRO

P.27

Heat Sink

P.28 to P.29 Troubleshooting of RAPIDA Series

P.30

RAPIDA PRO Hierarchical Chart of Functions

P.31

Setting Examples of RAPIDA PRO by Category

3

4

Features

• Features the latest MOS-FET (SOP) components, which allow powerful braking as well as a forward function.

• Advanced control circuitry using a 4-layer board that allows highdensity mounting of electronic components.

• Utilizes an MPRS*

1

system, which has proved very successful in large-current circuits, for compactness and high performance.

• With AGCS*

2

, Schottky diodes are no longer necessary, and motor voltage loss during pulse drive is reduced to 1 percent. This results in a longer run-time and prevents the heat generated by FETs.

• Smooth frequency control allows settings to be adjusted flexibly.

• AWG14 silicone cables, for flexibility and large currents, are used.

(JRM connector specifications)

• Gold-plating is used for all electrical connectors for extremely low contact resistance.

• Outstanding energy-saving performance can be achieved by setting the power limiter function to an appropriate value

• Includes a high-capacity state-of-the-art low impedance capacitor to minimize electrical noise.

• Improved receiver and servo power allow the RAPIDA series to handle a high torque servo.

• Improved throttle output resolution for more stable operation.

RAPIDA

• The RAPIDA offers 20 high-performance surface-mounted FETs with an ON-resistance value of 0.28 m

Ω (FET standard value), amongst the lowest in the world.

• You can choose four settings for brake frequency to adjust the

«braking feel» to just how you like it.

• You can switch neutral brake ON/OFF.

• By setting the power limit to an appropriate value, you can drive very smoothly.

• Uses trimmer specifications for simple operation.

RAPIDA PRO

• The RAPIDA PRO offers 24 high-performance surface-mounted FETs with an ON-resistance of 0.28 m

Ω (standard value), amongst the lowest in the world.

• Outstanding energy-saving performance can be achieved by setting the power limiter function to an appropriate value.

• With the addition of an indicator function, a variety of settings and measurement can be made using only the body of the ESC.

• Equipped with a variety of measuring functions for visual confirmation of optimum settings.

*1 MPRS: Mental Plate Radiation of heat Structure

MPRS is a hybrid structure in which current is conducted not only through a copper foil on the printed board but also through a metal plate, for optimum configuration of FETs.

* 2 AGCS: Advanced Gate Control System

AGCS is a groundbreaking system that dramatically reduces losses during pulse drive by dynamically controlling FET gates (ON-OFF) according to motor speed (RPM). (PATENT PENDING)

Specifications

• RAPIDA

Power supply

Maximum current

ON resistance

Compatible motors

Dimensions

Weight (ESC unit)

Regulator for receiver/servo

• RAPIDA PRO

Power supply

Maximum current

ON resistance

Compatible motors

Dimensions

Weight (ESC unit)

Regulator for receiver/servo

6-cell battery (NiCd, NiMH, etc.)

Max. current of battery

0.28 m

Ω (FET standard value)

Any

W37.4 x D27.5 x H18.0 (excl. projection)

28.8 g

6V 3A output

6-cell battery (NiCd, NiMH, etc.)

Max. current of battery

0.23 m

Ω (FET standard value)

Any

W37.4 x D27.5 x H18.0 (excl. projection)

29.6 g

6V 3A output

5

Part Names And Wiring

Part names

• RAPIDA

Power cable for

FET servo (yellow)

When a normal servo is used, this cable is not used.

Brake rate Power limit Drive frequency

Aluminum top seal

Receiver connector

Power switch

Left function switch

Center function switch

Right function switch

• RAPIDA PRO

Power cable for

FET servo (yellow)

When a normal servo is used, this cable is not used.

Bar LED

Aluminum top seal

6

Receiver connector

Power switch

Left function switch

Center function switch

7-segment

LED

Right function switch

Wiring

WARNING To avoid the risk of fumes, fire or burns

Take care not to make mistakes with battery polarity. Also, make sure to connect the included noise-suppression capacitor to the motor. If not, you may damage the ESC.

• Using connectors

Battery

Connect to NiCd and NiMH batteries

Connect to a motor

• Without connectors

Motor

Connect the included capacitor to the motor as shown in the diagram below.

Battery

BAT

Schottky diode (Make sure the polarity is correct.)

When the energy-saving mode

MOT is used that is described on pp.

14 and 22

NOTE

When soldering cables, use a soldering iron with a high wattage rating (as high as 60 watts) and complete the work in a short period of time. If soldering work is conducted over a long period time using a low wattage soldering iron, electronic components inside may be damaged.

Capacitors

BAT

MOT

Motor

Connect the included capacitor to the motor as shown in the diagram.

* Even when a capacitor is already attached to a motor, attach the included capacitors.

(three spots: between the + terminal and — terminal, between the + terminal and the motor case, and between the — terminal and the motor case)

7

Part Names And Wiring

8

Receiver connector

WARNING To avoid the risk of fumes, fire or burns

Do not change wiring before disconnecting the battery. Also, take care not to make mistakes with the polarity of wiring, otherwise you may damage the

ESC, receiver or servo. Take particular care of the servo and receiver since these cannot be repaired by KEYENCE.

Insert the receiver connector pin according to the directions of the maker of the receiver you are going to use. According to the diagram, orient the connectors properly and connect them to connector pins in such a way that the connector pin latch stays in the opening of the connectors. Be careful not to make mistakes.

Connecting cables incorrectly or inserting connectors in reverse may cause damage to the servo and receiver.

If you use a receiver by a manufacture other than those listed below, contact your distributor or KEYENCE.

Receiver manufacturer

Shape of connector insert port

(receiver side)

Old SANWA

Old KO

Take care not to insert in reverse.

FUTABA

New KO

No need to change it.

New SANWA (Z connector)

JR

Take care not to insert in reverse.

Wiring

Cut here.

White

Red

Black

Cut here.

Red White

White

Black

Red

* To lock the connection, the connector (the resin part) of this type has barbs inside but not on the connector pins (the metal contacts). When you pull cables out of the connector, you should lift the connector’s lip by using sharp point like cutter or needle and pull out. When you insert, you should turn the snagging side (the concave side) of the connector pins (the metal contacts) up and push them until you hear a «click».

Black

CAUTION

Take care when you handle the needle or cutter.

Insert this side up

(For information on RAPIDA PRO, see p. 16.)

9

Setting Up Functions

WARNING

Before performing settings for each function, make sure to disconnect the motor or to keep the vehicle suspended in the air.

Switches on the side of the main body

Left function switch

Center function switch

Right function switch

1. Setting the transmitter throttle position

If the throttle position of the transmitter is not set properly, various settings following the position setting may be inaccurate. Make sure the setting is right.

1

Press the center function switch for four seconds.

2

Red and green LEDs blink.

3

Set the transmitter trigger to the neutral position and press the right function switch.

4

Green LED blinks.

5

Set the transmitter trigger to the high point position and press the right function switch.

10

6

Red LED blinks.

7

Set the transmitter trigger to the brake high point position and press the right function switch.

8

Settings are complete and the red and green LEDs blink at the neutral position.

9

As you pull the trigger of the transmitter, the LED goes off once, and then the green

LED turns on at the high point position.

Setting Up Functions

10

When you push the trigger of the transmitter to the brake side, the LED goes off once, then the red LED turns on at the brake high point position.

2. Brake frequency settings

Adjust the feel of the brake during operation. The lower the numeric value, the more strongly the brake operates. The higher the value, the more smoothly the brake works.

1

Press the left function switch for four seconds.

2

The display passes through four stages from the turning off of the green LED to the turning on of the green LED, according to the current brake frequency.

Set the frequency you want by using the right function switch.

3

Frequency

2 kHz

4 kHz

6 kHz

8 kHz

Green LED

Off

Blinking

Blinking

On

Brake feel

Strong brake operation

Smooth brake operation

4

If you press the left function switch, the frequency is set and recovered.

3. Neutral brake settings

Set the degree to which brakes are applied in the case where the trigger is in neutral. (0 to 70 %)

1

Turn off the ESC power switch once.

2

Turn on the power switch while pressing the right function.

11

Setting Up Functions

12

3

The neutral brake is ON when the

ESC returns to normal operation while the red LED is blinking.

The neutral brake is OFF when the

ESC returns to normal operation while the green LED is blinking.

Red LED flashing

= ON

Green LED flashing

= OFF

4

5

By repeating this same action, the neutral brake switches ON and OFF in turn.

Since the mode is registered, there is no need to reset it.

* It is turned off in the case of a general ESC.

4. Frequency adjustment function

Adjust the frequency response at the forward side. Setting a numeric value low results in low to medium speed and high torque. Setting a numeric value high results in high speed and low torque.

NOTE

Trimmer can only rotate 240 degrees.

Do not try to force it more than this.

• You can adjust the frequency from 1 kHz to

15kHz, according to the «feel» you desire.

Low numeric value

Low to medium speed, high torque

High numeric value High speed, low torque

Frequency adjustment trimmer

• By changing the position of the trimmer, the frequency changes to linear adjustment, allowing more detailed settings.

5. Power limit adjustment function

With this function, the largest current can be controlled for the sake of enhancing fuel efficiency. Lowering a value can reduce initial torque, preventing wheel-spin.

Using this function with the dash power mode (see no. 6) enables sharp starting up.

NOTE

Trimmer can only rotate 240 degrees.

Do not try to force it more than this.

• By adjustment the power limit, it is possible to drive on slippery surfaces and to extend the run-time of the vehicle.

Power limit adjustment trimmer

Setting Up Functions

Power

100%

50%

Trimmer 100%

Trimmer 50%

• The higher the power limit value

(closer to 100%), the higher the electric current that flows in the motor.

• Lowering the trimmer value effectively controls the starting up power and the level of traction. Lowering the trimmer value also extends the run-time.

Time

* The dash power mode is not available in the case of 100 %.

* The setting value is common for the entire operating range of the trigger

(the forward side).

6. Dash power mode

This function can be used to override the power limit for the first throttle action at the time of starting up. This allows faster starting up.

This mode is not available when the power limit (see no. 5) is 100 %.

NOTE

If the ESC is subject to electrical noise, there is a danger that the noise is interpreted as the first throttle action, thereby deactivating dash power mode by mistake.

1

Turn the transmitter switch on and press the center function switch for four seconds. The LED then starts blinking. (Same as setting mode.)

2

Lift your hand from the function switch and wait until the LED stops blinking. (It takes approximately 10 seconds).

➞ LED blinks red and green in turn.

This procedure above causes the dash power mode to be in a standby state.

7. Brake rate adjustment function

This function allows the breke to work more strongly with less trigger operation.

Driving can be made smoother by setting the brake adjustment value according to the specific road conditions.

NOTE

Trimmer can only rotate 240 degrees.

Do not try to force it more than this.

• Adjusting the brake rate can result in higher torque braking.

Brake rate adjustment trimmer

13

Setting Up Functions

Brake level

100%

Max. brake adjustment

Brake level

100%

Max. brake adjustment

Min. brake adjustment

Brake trigger amount

0%

Neutral Brake Brake high point

Operation without neutral brake

Min. brake adjustment

Brake trigger amount

0%

Neutral Brake Brake high point

Operation with neutral brake

When the neutral brake is off (see no. 3), the minimum brake level can be adjusted by changing the set value of the brake adjustment trimmer. At the minimum setting, the brake value changes linearly according to the trigger value. As the setting reaches a maximum, the minimum brake value changes up to about 70% of the maximum brake value. If you need stronger braking than this, set to the appropriate value by gradually increasing the setting from the minimum value.

8. Energy saving mode (abbreviation: EnSA)

1

Turn off the amplifier power switch once.

2

Press and hold the left function switch while turning on the power switch.

3

If the unit returns to normal operation with the red or green LED flashing, the Energy Saving

Mode is on. If the unit returns to normal operation with the red or green LED illuminated, the Energy Saving Mode is off.

4

Repeating the same action turns the neutral brake on and off alternately.

5

The mode, once set, is stored in memory, so you don’t have to set the same mode again.

Energy Saving Mode

Neutral Brake

(see no. 3)

ON

OFF

ON

Green flashes

Red flashes

Energy Saving Effect

Motor Noise Influence

Great

High

Schottky Diode

OFF

Green

ON

Red

ON

Small

Required

Low

Not required

The Energy Saving Mode should generally be turned on, but turning off the Energy Saving Mode may help achieve more stable performance, depending the type of motor and its degree of deterioration.

If the motor has deteriorated, turning off the Energy Saving Mode enables more stable operation.

Malfunctions caused by noise may be avoided with the Energy Saving

Mode turned off.

Various Settings

Output on throttle operation is shown in the graph below.

(with neutral braking)

Transmitter rate

Analog

100%

TRIGGER POSITION

100%

Fix neutral width

Power limit

2, 4, 6, or 8 kHz

Set brake frequency

Minimum brake point

Setup with brake rate

0%

BP

Brake high point

NP

Neutral

1-15 kHz

Set drive frequency

Energy saving

HP

0%

Normal high point

1.

2.

3.

4.

5.

6.

For full-torque driving, set frequency rather low, to around 1.0-2.0 kHz.

For smooth driving, set frequency rather high, to around 8.0-14 kHz.

As you increase frequency, driving is smoother but the amount of heat generated in the electric circuitry increases. When using a high-powered motor, we recommend that you limit the frequency of the drive brake to 10 kHz.

The energy saving circuit is particularly effective for driving at low and medium speed. However, effectiveness depends on the type of motor, gear ratios and drive frequency. If the drive frequency is too low, the energy saving circuit does not work well. On the other hand, if the drive frequency is too high, the loss due to internal heat generation becomes too high. So, generally, the frequency range for energy saving is around 3.0-12.0 kHz, according to the settings for the vehicle.

For frequency settings, if the starting speed torque is not high enough, increase the value of minimum drive power.

If the brake doesn’t work well, increase the value of minimum brake power.

(For information on RAPIDA, see p. 9.)

Function Indicators

(settings are explained from p. 20)

Pressing the left or right function switch changes the display on the indicator.

(Hereinafter, «switches» shall mean the function switch on the main body.)

Switches on the side of the main body

Left function switch

Center function switch

Right function switch

The items displayed by the 7-segment LED are as follows.

Main

FRQ. (frequency)

VOLT

(voltage)

Frequency Save

TEMP

(temperature)

SAVE

(recording)

Power limit (*) Load

Main

(LED)

Voltage Temperature

P.L. (power limited) TIME LOAD (reading)

(measuring time)

Time

* The numerals are numbers in the LED chart to the left.

When the switches are turned on, «HELLO» is indicated, followed by the MAIN LED (the left end) illuminating in red (ready for driving). Also, pressing the center function switch on the side of the main body here allows the device to become ready for various settings.

1.

Main Display

This indicates the current output as a percentage. (The display changes automatically according to the change in the number of LED bars displayed.)

LED main, red lamp is on.

n neutral

Normally displays 0P (percent); current value is displayed when adjusting the neutral brake setting.

d drive (forward)

Displays values up to 100P (percent) according to the change in the LED bars.

b brake

Displays values up to 100P (percent) according to the change in the LED bars.

2.

Frequency (F.R.Q.) display

This indicates the currently set frequency in kHz.

LED (1) is on.

Fd drive frequency

Adjust the frequency response at the forward side. Setting a numeric value low results in low to medium speed and high torque. Setting a numeric value high results in high speed and low torque.

Displays values between 0.1 and 20.0

(100 to 20000 Hz).

Function Indicators

(settings are explained from p. 20)

br brake frequency

Adjust the feel of the brake during operation.

The lower the numeric value, the more strongly the brake operates. The higher the value, the more smoothly the brake works.

Displays values between 0.1 and 20.0.

3.

Power limit (P.L.) display

Displayed values are in units of %.

This indicates the current power limit value. Lowering the value can reduce initial torque, preventing wheel-spin. Using this function with the dash power mode

(see 3-2, p. 24) enables sharp starting up.

LED (2) is on.

* The largest current can be controlled for the sake of enhancing fuel efficiency with this function.

* The higher the value, the larger the amount of flowing current becomes. Lowering the value can reduce initial torque, preventing wheel-spin.

* Using this function with the dash power mode (see

3-2, p. 24) allows the power limit to be removed only at the time of starting up, enabling sharp starting up.

4.

Battery voltage (VOLT) display

This indicates the current value of battery voltage (unit: VOLT). (The value is higher before driving; lower after driving.) This value can be used as a yardstick to assess battery condition. If this value remains low even after recharging, the battery is effectively dead.

LED (3) is on.

Yardstick voltage values when using

7.2 V NiCd and NiMH

(8 V or higher) High Battery can be effectively used.

(6.8 V or lower) Low Battery is depleted or dead.

5.

Measuring time (TIME) display

This indicates the amount of time from the moment when power is turned

ON or from the moment the trigger is pulled after reset, until the time the voltage falls to the set value. Displaying the time measured enables you to check the battery condition.

To perform a reset, press the center function switch for four seconds.

1. If different kinds of batteries are used in the same vehicle, these values can be used to decide which batteries have the longest running time.

2. If the same kinds of batteries are used in multiple vehicles, these values can be used to find out the influence of different settings on vehicle run-time.

LED (4) is on.

Reset by pressing the center function switch for four seconds.

6.

Internal temperature (TEMP) display

LED (5) is on.

This indicates the current internal temperature.

By pressing the center function switch, the display switches between units of

Centigrade (C) and Fahrenheit (F).

* The value may be affected by the road surface temperature.

* We recommend that, as a general rule, you dissipate heat when temperature gets over 100C (210 F).

7.

Program load

LED (6) is on.

This is the setting used to call up a program.

8.

Program save

LED (7) is on.

This setting is used for saving the original program.

(Up to four patterns can be saved.)

Setting up Functions

WARNING

Before performing settings for each function, make sure to disconnect the motor or to keep the vehicle suspended in the air.

1. Setting the transmitter position

NOTE

If the throttle position of the transmitter is not set properly, various settings following the position setting may be inaccurate. Make sure the setting is right.

When the display is in the main mode, press the center function switch on the side of the main body. You can then perform a variety of settings by switching the displays using the left and right function switches.

Main LED blinks.

1-1

Setting transmitter throttle position

nutr dfHP brHP neutral drive (forward) high point brake high point

When in SET display mode, press the center function switch for four seconds.

The display will then switch to nutr (neutral).

Match the transmitter trigger to the position of neutral, and press the right function switch on the side of the main body.

The display will change to drHP (drive, high point).

Match the transmitter trigger to the high point position and press the right function switch on the side of the main body.

The display will change to brHP (brake, high point).

Match the transmitter trigger to the high point position and press the right function switch.

Settlings are complete and the display returns to SET display mode.

1-2

Setting neutral width

Press the right function switch in SET display mode. Set the width of allowance in the neutral position for the trigger operation.

Start moving the trigger at its stationary position in the case of both the forward and brake directions, and then set the position where signals are transmitted to the motor.

The transmitter trigger performs a count-up on the drive side and a count-down on the brake side.

Set the values you want using the transmitter.

When you determine the setting value, press the right function switch.

1-3

Setting minimum drive power

Set the initial starting up power at the time of pulling the trigger. (0 to 70 %)

The transmitter trigger performs a count-up on the drive side and a count-down on the brake side.

Set the values you want using the transmitter.

When you determine the set value, press the right function switch.

1-4

Setting minimum brake power

Set the initial brake power at the time of applying the brakes. (0 to 70 %)

The transmitter trigger performs a count-up on the drive side and a count-down on the brake side.

Set the values you want using the transmitter.

* If the initial values set for both drive and brake power are extremely high, motor output width for trigger operation on the transmitter side will decrease.

* Units used for 1-2 to 4 are P (percent).

1-5

Setting neutral brake power

Set the degree to which brakes are applied automatically when the trigger is set back to neutral.

The transmitter trigger performs a count-up on the drive side and a count-down on the brake side.

Set the values you want using the transmitter.

* The neutral brake is turned off in the case of a general ESC.

Setting Up Functions

1-6

Engine brake ON/OFF

This setting performs dummy engine braking, which effectively applies brakes according to the amount of trigger recovery of the transmitter.

Set to ON/OFF using the transmitter. The transmitter trigger turns ON on the drive side and OFF on the brake side.When values are set, press the center function switch and complete the procedure.

* Brakes are applied according to the amount of trigger recovery of the transmitter in this system.

* The engine brake is turned off in the case of a general

ESC.

1-7

Energy saving mode (abbreviation: EnSA)

EnSA

Energy Saving

Motor Noise

100%

Maximum

Larger

70% 30% 0%

Minimum

Smaller

Schottky Diode Required

* The energy saving mode is always at 100% while engine braking is on.

• The transmitter trigger performs a count-up on the drive side and a count-down on the brake side. The setting can be selected from the four patterns above.

When you determine the set value, press the right function switch.

• Use the EnSA mode at 100% for normal operations. However, adjusting the

EnSA level will ensure more stable operations depending on the type of motor and its deterioration level.

• When the motor has deteriorated, set the EnSA level to «0» to stabilize the operation.

• When malfunctions are caused by noise, lowering the EnSA level may alleviate the problem.

* When using the EnSA mode with a setting other than 100%, attach the

Schottky diode to the motor. (Not required at the 100% setting.) (See p. 7.)

WARNING

Before performing settings for each function, make sure to disconnect the motor or to keep the vehicle suspended in the air.

2. Setting frequency

When in frequency display mode (see no. 2, p. 17), press the center function switch.

You can then perform various settings by switching display using the left and right function switches.

Ex. Displayed values are in units of 1000 Hz.

4.1 = 4100 Hz

LED (1) blinks.

2-1

Drive frequency

Adjust the frequency response at the forward side. Setting a numeric value low results in low to medium speed and high torque. Setting a numeric value high results in high speed and low torque.

The transmitter trigger performs a count-up (frequency increases) on the drive side and a count-down

(frequency decreases) on the brake side. Set the values you want using the transmitter. When you determine the set value, press the right function switch.

2-2

Brake frequency

Adjust the feel of the brake during operation. The lower the numeric value, the more strongly the brake operates. The higher the value, the more smoothly the brake works.

The transmitter trigger performs a count-up on the drive side and a count-down on the brake side. Set the values you want using the transmitter. When you determine the set value, press the right function switch.

2-3

Neutral brake frequency

You can set the brake level when using a neutral brake.

The transmitter trigger performs a count-up on the drive side and a count-down on the brake side. Set the values you want using the transmitter. When you determine the set value, press the center function switch.

Setting Up Functions

3. Setting the power limit and dash power mode

When in power limit display mode (p18, 3), press the center function switch.

You will then be able to perform various settings related to power limit and dash power mode by switching the display using the left and right function switches.

3-1

LED (2) blinks.

Setting power limit

Lowering the value can reduce initial torque, preventing wheel-spin.

When in power limit display mode, press the center function switch. LED (2) starts blinking and the display automatically alternates between Po-L (power limit) and the value (%) in turn. (Power limit setting display) At this point, you can switch between setting power limit and setting dash power mode by pressing either the left or right function switch. When power limit setting is displayed, the transmitter trigger performs a count-up on the drive side and a countdown on the brake side. Set the value you want using the transmitter. When you determine the set value, press the right function switch.

3-2

Dash power mode

This function raises the power limit from the first trigger action at starting time, which helps to start up quickly.

While in dash display mode, press the center function switch for four seconds. You will then be in dash power mode. Check if the dash and limit value (LXXP = limit XX%) appear in turn, as shown in the diagram, when power limit display mode returns. If so, setting is completed. * If the display shows L100P, no effect will be observed.

4. Setting voltage level for time measurement

When in voltage level for time measurement, press the center function switch. To measure time, start from the state where the trigger is pulled, then stop when the battery voltage reaches the set level. You can set the battery voltage when time measurement stops.

LED (3) blinks.

To measure time, start from the state where the trigger is pulled, then stop when the battery voltage reaches the set level. You can set the battery voltage when time measurement stops. When you have determined the setting value, press the center function switch. Measurement stops as soon as the voltage drops below the set voltage value, even for just a moment. When the battery is running down, the ordinary voltage value of 7.2 V may drop momentarily due to motor speed fluctuation. For this reason, set to about 3-5 V.

5. Program load

This function can be used to call up both initial (default) settings and custom settings.

The RAPIDA PRO offers a total of seven types of programs. You can change programs in P1 to P4 by program save. In P5 to P7, the original (default) programs are stored in advance.

* It is possible to load and call up an original (default) program, make a change to it, save it, and then reuse it as a custom program.

* Set by default at the factory as P5.

• When in load display mode, press the center function switch. LED (6) starts blinking. Then, set the number of the program you wish to load by using either the left or right function switch. Then press the center function switch for four seconds.

• When the program loading is complete, «End» will be displayed.

6. Program save

You can save custom programs according to road and vehicle conditions.

Changed (custom) programs can be saved from P1 to P4.

• When in save display mode, press the center function switch. LED (7) starts blinking. Then, set the number of the program you wish to save by using either the left or right function switch. Then press the center function switch for four seconds.

• When the program loading is complete, «End» will be displayed.

* Except for program mode, when you turn the power ON, all previous settings (transmitter position, frequency, etc.) are restored.

Various Settings

Output on throttle operation is shown in the graph below.

(with neutral braking)

nutr nubr neutral width neutral brake b_Po minimum brake point d_Po minimum drive point

Variable area

0-70%

TRIGGER POSITION

100% 100% nutr

Neutral width nb

Neutral brake frequency

0.1-20 kHz

Po_L

Power limit b_Po

Minimum brake point b_Fr

Brake frequency

0.1-20 kHz nubr

Neutral brake d_Fr

Brake frequency

0.1-20 kHz

Energy saving, engine brake d_Po

Minimum drive point

0% brHP

Brake high point nP

Neutral

0% drHP

Normal high point

1.

2.

3.

4.

5.

6.

7.

For full-torque driving, set frequency rather low, to around 0.5-2.0 kHz.

For smooth driving, set frequency rather high, to around 8.0-14 kHz.

As you increase frequency, driving is smoother but the amount of heat generated in the electric circuitry increases. When using a high-powered motor, we recommend that you limit the frequency of the drive brake to 15 kHz.

The energy saving circuit is particularly effective for driving at low and medium speed. However, effectiveness depends on the type of motor, gear ratios and drive frequency. If the drive frequency is too low, the energy saving circuit does not work well. On the other hand, if the drive frequency is too high, the loss due to internal heat generation becomes too high. So, generally, the frequency range for energy saving is around 3.0-12.0 kHz, according to the settings for the vehicle.

For frequency settings, if the starting speed torque is not high enough, increase the value of minimum drive power.

If the brake doesn’t work well, increase the value of minimum brake power.

When you turn the engine brake ON, the speed suddenly changes to match the transmitter trigger. You can use this as you like.

Default Values

(manufacturer’s setting values) (RAPIDA PRO)

Neutral width

Minimum drive power

Minimum brake power

Neutral brake

Engine brake

Drive frequency

Brake frequency

Neutral brake frequency

Power limit

Battery voltage for time measuring

P5′

9%

10%

10%

0%

––

1.5 kHz

2.0 kHz

2.0 kHz

100%

4.0 V

P6′

7%

7%

7%

0%

––

5.0 kHz

4.0 kHz

4.0 kHz

100%

4.0 V

P7′

5%

3%

3%

0%

––

9.5 kHz

5.0 kHz

5.0 kHz

100%

4.0 V

P5′: High-torque setting (factory default setting)

By setting the drive frequency to a low value, this setting enhances the trigger pick-up in the low speed range.

This is a good setting to use when vehicle tires have a good grip.

P6′: Standard setting

Frequency of ESC is set to a standard value that provides even performance from low to high speeds.

P7′: Smooth setting

Frequency is set to handle subtle throttle work from medium to high speeds.

Installing A Heat Sink

(radiating fin)

WARNING

To prevent fumes, fire or burns

Electricity flows through the copper plates in the upper part of the ESC.

If you install a heat sink, electricity may flow through it, so do not allow other cables or metal parts to make contact with the heat sink.

When running a car outdoors directly under the sun, or if you are using a high-torque motor, installing a heat sink enables more stable operation. Mount the heat sink as described below:

1. Remove the aluminum sticker at the top of the ESC housing.

2. A metallic plate is exposed.

3. Remove dust from the plate surface.

4. Attach the double-sided tape (included) to a heat sink (the thin tape)

5. Attach the heat sink securely to the metal plate of the ESC.

(To improve radiation, apply a 2-gel type epoxy resin adhesive instead of the double-sided tape. Knead the gels well and apply a light coat of it to the heat sink.

Attach the heat sink to the metallic plate and fix them until the adhesive dries.

Note that you cannot remove the heat sink once you attach it.)

Troubleshooting

28

Symptom

Cannot set

«High point».

Cause

Improper setting of ESC

Reset transmitter throttle setting to normal before setting «High point».

Set «High point» position to 90% of full throttle. (See pp. 10 and 20.)

Improper transmitter setting

Power limit value too low

Brake fails.

Both motor and servo do not work.

Motor does not work but servo works.

ESC gets too hot.

Reduced acceleration.

Car operates improperly.

Improper setting of ESC

Improper transmitter setting

Bad contact with battery

Improper wiring of receiver

Receiver failure

Transmitter failure

Bad contact with receiver connector

ESC failure by noise, shock, short or reverse connection

Incorrect setting of ESC

Motor failure

Bad contact with battery

Bad contact with receiver connector

ESC failure by noise, shock, short or reverse connection

Damage to electrolytic capacitor caused by noise

Input voltage too high

Insufficient cooling

Driving load too high

Drive frequency too high

Improper setting of ESC

Power limit value too low

Bad contact of battery cable or motor cable

Failure of motor capacitor

Bad receiver position

Transmitter/receiver affected by motor noise

Affected by noise caused by incorrect wiring

Power cannot be turned on.

Bad contact with receiver connector

Damage to switch

The motor runs regardless of whether the power is ON or OFF.

ESC failure by noise, shock, short or reverse connection

Remedy

Reset transmitter throttle setting to normal before setting «High point».

Set «High point» position to 90% of full throttle. (See pp. 10 and 20.)

Correct transmitter throttle setting. (See pp. 10 and 20.)

Increase power limit value. (See pp. 12 and 24.)

Reset transmitter brake (reverse) setting to normal before setting

«Brake high point».

Set «Brake point» position to 90% of full throttle. (See pp. 10 and 20.)

Correct transmitter brake setting. (See pp. 10 and 20.)

Check that contact with battery is good. (See p. 7.)

Check wiring of receiver and servo. (See p. 8.)

Replace crystal or request repair.

Replace crystal or request repair.

Check whether the pins of the receiver connector are broken, bent or improperly inserted.

Request repair.

Setup ESC again from the beginning. (Make sure to set transmitter position accurately before doing this.) (See pp. 10 and 20.)

Replace motor.

Check that battery and cables are properly connected. (See p. 7.)

Check that Rx connector pins are not broken.

Request repair.

Request repair.

Use 6-cell power supply.

Attach radiating fin to improve air flow and heat radiation.

Adjust drive system to work smoothly.

Lower drive frequency. (See p. 23.)

Setup ESC again from the beginning. (Make sure to set transmitter position accurately before doing this.) (See pp. 10 and 20.)

Increase power limit value. (See pp. 12 and 24.)

Check that they are connected properly. (See p. 7.)

Replace motor capacitor. (See p. 7.)

Keep receiver as far from battery or ESC as possible.

Request repair from the maker.

Wire silicone cables in such a manner that they are not located on the receiver side.

Check whether the pins of the receiver connector are broken, bent or improperly inserted.

Request repair.

Request repair.

29

RAPIDA PRO Hierarchical Chart of Functions

Indication mode

(motor runs)

Neutral setting

Forward high point setting

Setting mode

(motor does not run)

Brake high point setting

Current output is indicated.

Neutral width

Minimum drive power

Minimum brake power

Neutral brake Engine brake

Default

Frequency indication

Adjusted by transmitter

Adjusted by transmitter

Adjusted by transmitter

Adjusted by transmitter

Adjusted by transmitter

Drive frequency Brake frequency

Neutral brake frequency

Power limit indication

Power limit Dash mode

Adjusted by transmitter

Adjusted by transmitter

Adjusted by transmitter

Adjusted by transmitter Switches on the side of the main body

Battery voltage indication

Measurement time indication

Adjusted by transmitter

Reset

Internal temperature indication

In Celsius

In Fahrenheit

Mode selection

Ready for/ complete setting

Mode selection

Next function

* 4© means pressing and holding switch © for four seconds.

* Pressing © is the same as pressing L and R simultaneously.

Program load

Program save

Typical Settings of RAPIDA PRO by Category

Touring car

540 motor specifications

Touring car

Stock motor specifications

Touring car

Modified motor specifications

Typical Settings

Neutral width

Minimum drive power

Minimum brake power

Neutral brake

Engine brake

Drive frequency

Brake frequency

Neutral brake frequency

Power limit

Battery voltage for time measurement

2.0 kHz

100%

5.0 V

7%

40%

50%

0%

OFF

1.0 kHz

0.5 kHz

Typical Settings

Neutral width

Minimum drive power

Minimum brake power

Neutral brake

Engine brake

Drive frequency

Brake frequency

Neutral brake frequency

Power limit

Battery voltage for time measurement

2.0 kHz

100%

5.0 V

5%

20%

15%

0%

OFF

2.2 kHz

2.0 kHz

Typical Settings

Neutral width

Minimum drive power

Minimum brake power

Neutral brake

Engine brake

Drive frequency

Brake frequency

Neutral brake frequency

Power limit

Battery voltage for time measurement

2.0 kHz

100%

5.0 V

5%

18%

15%

0%

OFF

4.1 kHz

2.0 kHz

Formula (F201) 1/12 racing Off-road car

Typical Settings

Neutral width

Minimum drive power

Minimum brake power

Neutral brake

Engine brake

Drive frequency

Brake frequency

Neutral brake frequency

OFF

12.0 kHz

1.5 kHz

2.0 kHz

Power limit

Battery voltage for time measurement

100%

5.0 V

3%

40%

10%

5%

Typical Settings

Neutral width

Minimum drive power

Minimum brake power

Neutral brake

Engine brake

Drive frequency

Brake frequency

Neutral brake frequency

Power limit

Battery voltage for time measurement

OFF

15 kHz

15 kHz

2.0 kHz

100%

12%

0%

0%

0%

3.6 V

Typical Settings

Neutral width

Minimum drive power

Minimum brake power

Neutral brake

Engine brake

Drive frequency

Brake frequency

Neutral brake frequency

Power limit

Battery voltage for time measurement

OFF

2.2 kHz

1.0 kHz

2.0 kHz

100%

7%

15%

45%

0%

5.0 V

Repair Conditions

1. Parts that can be repaired:

• Internal electronic circuitry

(Damage caused by incorrect connection or operation is not covered by the warranty.)

2. Note that the ESC will not be repaired in the following cases:

• If the ESC housing has been opened

• If a power supply other than the designated 6-cell battery (7.2 V) is used

• If wiring has been modified in order to use a different power supply

3. KEYENCE assumes no responsibility for damage to the receiver or servo caused by incorrect connection of the ESC.

4. Note that if the repair card is not properly filled out, repair and return of the ESC may be delayed.

Item

Manufacture no.

Warranty

Ultra-small digital speed controller

RAPIDA Series

Purchase date

Warranty term

(Y/M/D)

/ /

3 months from purchase date

Address

Tel. no.

Name

Note that if the date and location of ESC purchase are not entered on the warranty card, you will be charged for repairs even within the warranty term.

If a failure occurs within three months of purchasing the ESC, write the symptoms of the problem and operating conditions on a separate sheet. Request repair of the ESC from either the distributor where you purchased the product or directly from KEYENCE (Service Section of the Hobby Department).

Repair card

1. Symptoms

Write the symptoms of the problem, giving as much detail as possible.

2. Payment method

Consent is not required if repair costs are 3,500 yen or less.

Consent required if repair costs money.

KEYENCE CORPORATION

Service Section, Hobby Department

1-3-14 Higashi Nakajima, Higashi Yodogawa-ku,

Osaka 533-8555

Tel: +81 06-6379-1191

Fax: +81 06-6379-1190

Distributor’s name

(shop name, address, and tel. no.)

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