Deif SGC 420 Mk II User Manual
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Deif SGC 420 Mk II User Manual

Deif SGC 420 Mk II User Manual

Single genset controller
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SGC 420 Mk II
Single Genset Controller
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Summary of Contents for Deif SGC 420 Mk II

  • Page 1 SGC 420 Mk II Single Genset Controller User manual...

  • Page 2: Table Of Contents

    1. Introduction 1.1 About ................................................... 1.1.1 Function overview ..........................................1.2 About the User manual ........................................... 1.2.1 General purpose ..........................................1.2.2 Software version ..........................................1.3 Warnings and safety ..........................................1.4 Legal information ............................................2. Installation 2.1 Dimensions ..............................................2.2 Tools and materials ..........................................
  • Page 3 5.6.1 Module ..............................................5.6.2 Digital inputs ............................................. 5.6.3 Digital outputs ..........................................5.6.4 Analogue inputs ..........................................5.6.5 Engine ..............................................5.6.6 Timers ..............................................5.6.7 Generator ............................................5.6.8 Mains ..............................................5.6.9 ECU Configuration ......................................... 5.6.10 Maintenance ............................................ 5.6.11 Reset counters ..........................................5.6.12 Password ID .............................................
  • Page 4 8.3.2 Stop sequence flowchart ......................................8.4 Idle mode ..............................................8.5 Coolant temperature control ......................................8.6 Engine pre-heater ..........................................8.7 Other functions ............................................8.7.1 Maintenance timer .......................................... 8.7.2 Keyswitch ............................................9. Modbus 9.1 About ................................................9.2 Connection details ..........................................9.3 RS-485 communication settings ....................................

  • Page 5: Introduction

    About The SGC 420 Mk II controller has all the functions needed to protect and control a genset, a genset breaker, and a mains breaker. The values and alarms are shown on the LCD display screen, and operators can easily control the system from the display.

  • Page 6: About The User Manual

    • Configure and customise the controller display language, and the software language • 2-level password protection M-Logic • Simple logic configuration tool • Selectable input and output events About the User manual 1.2.1 General purpose This document includes important instructions that should be followed during installation and maintenance of the controller. Only approved personnel can do the installation and maintenance work.

  • Page 7: Legal Information

    DEIF A/S reserves the right to change any of the contents of this document without prior notice. The English version of this document always contains the most recent and up-to-date information about the product. DEIF does not take responsibility for the accuracy of translations, and translations might not be updated at the same time as the English document.

  • Page 8: Installation

    2. Installation Dimensions Dimensions Length: 233.0 mm (9.17 in) Dimensions Height: 173.0 mm (6.81 in) Depth: 38.5 mm (1.52 in) Length: 219.0 mm (8.62 in) Panel cut-out Height: 158.0 mm (6.22 in) Tolerance: ± 0.3 mm (0.01 in) Tools and materials Tools required for mounting Tool Used for...

  • Page 9: Mounting

    NOTICE Too much torque damages the screw clamps and/or controller housing Do not use power tools during the installation. Materials required for mounting and wiring Materials Used for Four screw clamps Mounting the controller in the front panel Wires and connectors Wiring third party equipment to the controller terminals Cable ties Securing wiring...

  • Page 10: Terminals

    Terminals Terminal Text Description Power ground BATT + Power supply positive DIG OUT A DC output - A (5 A rating) DIG OUT B DC output - B (5 A rating) DIG OUT C DC output - C (1 A rating) DIG OUT D DC output - D (1 A rating) DIG OUT E...
  • Page 11 Terminal Text Description Al 7 (mA / VDC) / DI P Analogue input from list of sensors/Digital input P BTS BATTERY ± 60 V DC Input 1 from site battery BTS BATTERY ± 60 V DC Input 2 from site battery RESERVED RESERVED RESERVED...
  • Page 12 Terminal Text Description Voltage input from genset phase L1 (32-300 V PH-N / Genset Voltage, CAT III, L1 32-520 V PH-PH) CAN L (Reserved) CAN Low CAN H (Reserved) CAN High Reserved Reserved User manual 4189341360A EN Page 12 of 99...

  • Page 13: Wiring

    3. Wiring Typical wiring NOTE The S2 terminals are internally short. NOTE The wiring diagram is an example. Use the wiring diagram for the application during installation. Fuses • F1: 2 A DC max. time-delay fuse/MCB, c-curve • F4, F5: 2 A AC max. time-delay fuse/MCB, c-curve. Relays •...

  • Page 14: Wiring Guidelines - Best Practice For Grounding

    Wiring guidelines - best practice for grounding It is important to follow these wiring guidelines to get: • Reliable readings from the sensors. • Precise measurement of AC voltage and current. • Best protection from lightning and other earth faults. Example: Typical grounding setup 1.

  • Page 15: Ac Connections

    AC connections Three-phase application (4 wires) Three-phase application (3 wires) NOTE When three-phase distribution systems are used, the neutral line (N) is only necessary if it is a three-phase + neutral system. If the distribution system is a three-phase system without neutral, then do not connect the terminals 50 and 54.
  • Page 16 Two-phase application L1/L3 (3 wires) Single-phase application (2 wires) Split phase application L1/L2 (3 wires) User manual 4189341360A EN Page 16 of 99...

  • Page 17: I4 Current

    Split phase application L1/L3 (3 wires) NOTE F4, F5: 2 A AC max. fuse/MCB, c-curve 3.3.1 I4 current The L4 terminals can be used to measure AC current. Earth current 3.3.2 Current transformer (CT) ground Use one of these methods for the CT ground (S2) connections: 1.

  • Page 18: Analogue Inputs

    3.3.4 Analogue inputs Analogue input All sensors must be connected to the Engine GND. Analogue tacho input (MPU) The magnetic pickup (MPU) is an inductive sensor installed on the engine flywheel, and used to detect the engine speed. The output of the MPU is a sine-wave signal. User manual 4189341360A EN Page 18 of 99...
  • Page 19 Resistive sensor inputs Wiring for the sensor common point (SCP) for analogue inputs 1 to 5 (terminals 11 to 15). You must connect the terminal 16 (SCP) to a solidly sound point on the engine, for example the engine frame. This point on the engine block is the common reference point for all analogue sensors.

  • Page 20: Dc Connections

    Analogue inputs used as digital inputs Analogue inputs can be used as digital inputs when wired as shown. Settings: • Polarity: Close to activate • SW state: Not activated • Logic status: Low DC connections 3.4.1 Digital inputs When wiring is more than 10 m, a 4007 diode must be connected on each input. User manual 4189341360A EN Page 20 of 99...

  • Page 21: Digital Outputs

    3.4.2 Digital outputs Do not connect the starter motor relay and the stop solenoid directly to the output terminals on the controller. The current rating is 5 A for terminals 3 and 4, and 1 A for terminals 5, 6, 7, 8, and 9. NOTE Protect the genset and mains breaker relays against 4 kVA surges as described in IEC-61000-4-5.

  • Page 22: Communications

    D+ charger alternator The charge fail is a combined input and output terminal. When the genset starts, the terminal provides controlled power to excite the charging alternator. The controller monitors the output voltage after excitation. It is possible to configure the action for charge fail.
  • Page 23 Example with three SGC controllers connected NOTE If there are multiple RS-485 device in the network, then there must be one common ground. User manual 4189341360A EN Page 23 of 99...

  • Page 24: Smart Connect Mk Ii Software

    Download the smart connect software The SGC Smart Connect Mk II is the software interface between a PC and the controller. The software is free to download. Download it from www.deif.com USB connection You need a USB cable (USB A to B) to connect the controller to a PC.
  • Page 25 • This allows you to either open or save the configuration settings, language pack, and M-Logic settings. You can save or open the three setting packages separately or all together. Use to backup the configuration, and restore if necessary. 3. Batch: Read and Write •...
  • Page 26 1. Open Configuration drop-down menu • Open a new configuration file. 2. Save • Save the current configuration. 3. Save as • Save the configuration in a user-specific place. 4. Print • Print the configuration. 5. Read Configuration from device •...

  • Page 27: Left Menu

    4.3.2 Left menu 1. Module Select Module and Tools • Configure the settings for the module, for example, the display parameters, sleep mode, and communication. 2. Digital inputs • Configure the digital inputs. 3. Digital outputs • Configure the digital outputs. 4.

  • Page 28: Display And Menus

    5. Display and menus Display, buttons, and LEDs SGC 420 Shutdown Alarm Warning Alarm Notification STOP START AUTO Name Function Display Graphical Mains breaker Push to open or close the mains breaker. symbol Stops the genset if MANUAL mode is selected. The controller opens the genset breaker and Stop the cooling down time starts.

  • Page 29: Mode And Menu Selection

    Mode and menu selection In the smart connect Mk II software, you can see an overview of how to change the running mode and access the different menus and logs. Go to Help > Mode selection in smart connect Mk II to see the overview. Display settings 5.3.1 Display...

  • Page 30: Deep Sleep

    Text Range Default Disable Power Save Mode Delay 5 to 1800 s 30 s 5.3.3 Deep sleep You can use the deep sleep function to extend the battery life. This function allows you to stop all standard functions on the controller and decrease the power consumption.

  • Page 31: Load Histogram

    5.4.1 Load histogram The load histogram shows the engine running hours. The running hours are put into load groups. Use the histogram to monitor how long the genset operates at a specific load percentage. The load percentage is calculated using these parameters: •...

  • Page 32: Auto Exit Config Mode

    5.5.1 Auto exit config mode The controller automatically exits the configuration menu when there is no user interaction after an adjustable time. Go to Timers > General > Auto Exit Config Mode to configure the timer. The controller saves all the configuration parameter changes before leaving the menu. Parameter list You need to go to the configuration menu to configure the parameters in the parameter list.
  • Page 33 Parameter Range Default Description Disable Enable this parameter to configure the display Filter Enable Not enabled Enable voltage filter. Configure the filter constant for the display Filter Constant 0 to 99 voltage filter. Communication Parameter Range Default Description None Communication Mode None Select the communication mode.
  • Page 34 Auto Exercise – Event 1 Parameter Range Default Description If you enable this parameter, the controller Enable Auto Exercise Not enabled operates in exercise mode for the adjustable Disable time duration. Daily Event Occurrence Weekly Daily Configure how often the sequences occur. Monthly Daily: Runs every day Weekly: Sunday to...

  • Page 35: Digital Inputs

    5.6.2 Digital inputs Digital Input # Parameter Range Default Description See Digital input Source source selection in Select an input source from the list. this document Name Auxiliary Input # You can configure the name of the input. Close to Activate You can select how to activate the input.

  • Page 36: Engine

    5.6.5 Engine Lube Oil Pressure (LOP) Parameter Range Default Description If this parameter is enabled, the controller shuts Enable down the engine when the lube oil pressure is Shutdown Not enabled Disable less than the shutdown set point (Shutdown Threshold). If the lube oil pressure is less than this set Shutdown Threshold 0.0 to 9.8 Bar...
  • Page 37 Engine Coolant Temperature Parameter Range Default Description If this parameter is enabled, the controller shuts Enable down the engine when the engine coolant Shutdown Not enabled Disable temperature is more than/less than the shutdown set point. If the coolant temperature is more than/less Shutdown Threshold 27 °C than this set point, the controller shuts down...
  • Page 38 Analogue inputs # (sensors) Parameter Range Default Description A# Sensor Name Name of the sensor. This is configurable. If this parameter is enabled, the controller shuts Enable Shutdown Not enabled down the engine when the monitored value is Disable less than or more than the shutdown set point. If the monitored value is more than or less than Shutdown Threshold 20 to 10000...
  • Page 39 Parameter Range Default Description If the engine speed is more than this set point Crank Disconnect At 150 to 4000 RPM 600 RPM during cranking, the controller disconnects the Engine Speed crank. If this parameter is enabled, the crank is disconnected when the charging alternator Disconnect On Enable...
  • Page 40 Battery Monitoring Parameter Range Default Description None Notification Low Battery Voltage Configure the action for when the battery Warning None Action voltage is low. Electrical Trip Shutdown The action for low battery voltage is activated Low Battery Voltage 8.0 to 31.0 V 8.0 V when the voltage load is less than this set Threshold...
  • Page 41 Coolant Temperature Control Parameter Range Default Description Enable Enable this parameter to configure coolant Enable Not enabled Disable control. Heater Control Temperature Control Heater Control Select the type of coolant control. Cooler Control Cooler control: If the cooler temperature is more than the ON threshold, the output for Coolant Temperature Control is activated.

  • Page 42: Timers

    5.6.6 Timers Cranking Parameter Range Default Description Crank Hold Time 1 to 255 s Configure for how long the engine cranks. Crank Rest Time 2 to 60 s The time between each crank. When this timer expires in manual mode, the Manual Start Delay 0 to 300 s engine starts to crank.

  • Page 43: Generator

    Parameter Range Default Description Gen Breaker Pulse The time duration for the genset breaker pulse. 0 to 5 s 0.5 s Timer Mains Breaker Pulse 0 to 5 s 0.5 s The time duration for the mains breaker pulse. Timer Breaker Feedback 1 to 10 s The timer for breaker feedback.
  • Page 44 Nominal Values Parameter Range Default Description Nominal Voltage 80 to 30000 V 400 V Configure the nominal voltage value. Nominal Frequency 5 to 75 Hz 50 Hz Configure the nominal frequency value. Configure the nominal value for the load Nominal Load Current 0 to 8000 A 350 A current.
  • Page 45 Parameter Range Default Description If the voltage is more than the set point for Over-voltage over-voltage shutdown (OV SHUTDOWN 0 to 100 s 0.1 s Shutdown Delay THRESH) when this timer expires, the controller shuts down the engine. If this parameter is enabled, the controller Enable shows a warning message when the voltage is Over-voltage Warning...
  • Page 46 Parameter Range Default Description Over-frequency When the frequency is more than this set point, 10 to 195 Hz 110 Hz Warning Threshold the controller activates a warning alarm. If the frequency is more than the set point for Over-frequency over-frequency warning (OF WARNING 0 to 100 s 0.1 s Warning Delay...
  • Page 47 Parameter Range Default Description Shutdown The action for low current is activated when the Low Current Threshold 0 to 195 A 20 A current is less than this set point. Load Monitoring Parameter Range Default Description None Notification The action that occurs when the load is more Overload Action Warning None...

  • Page 48: Mains

    Parameter Range Default Description If the action for low load is a warning, the Low Load Return 2 to 100 % 51 % controller stops monitoring low load when the load is more than this set point. If the load is less than the set point for low load Low Load Delay 1 to 3600 s when the time expires, the low load action is...

  • Page 49: Ecu Configuration

    Parameter Range Default Description is less than the under-voltage set point (UV trip). 50 to 298 V phase- If the mains voltage is less than this set point, Under-Voltage Trip 55 V neutral there is a mains failure. 52 to 300 V phase- The mains returns when the mains voltage is Under-Voltage Return 57 V...
  • Page 50 Parameter Range Default Description Iveco Deutz - EMR KUBOTA Weichai Hatz PERKINS ADEM4 Yuchai YCGCU ECU Cummins Yuchai Bosch Doosan D18 Measurements From ECU Enable Lube Oil Pressure Not enabled Read and monitor the lube oil pressure. Disable Enable Coolant Temperature Not enabled Read and monitor the coolant temperature.

  • Page 51: Maintenance

    Parameter Range Default Description SGC Source Address 0 to 253 Source address for the SGC. ECU Source Address 0 to 253 Source address for the ECU. ECU Diagnostic Lamps Parameter Range Default Description Amber, Red, Malfunction, Protect None Notification Configure the action for the ECU diagnostics Action Warning None...

  • Page 52: Password Id

    Parameter Range Default Description Offset adjustment of the number of engine Engine kVAh 0 to 60000 kVAh 0 kVAh kVAh. Offset adjustment of the number of engine Engine kVArh 0 to 60000 kVArh 0 kVArh kVArh. Mains Parameter Range Default Description Offset adjustment of the total running hours Run time...

  • Page 53: Modes And Applications

    6. Modes and applications Running mode The controller has two running modes: • AUTO: The controller operates automatically, and the operator cannot initiate sequences manually. • Manual: The operator has to initiate all sequences. You can do this with the buttons, Modbus commands, or digital inputs.

  • Page 54: Engine Drive

    6.2.2 Engine drive You can use the SGC to control one engine. The controller has all the necessary functions to control and protect an engine. To use the controller to control an engine, go to Generator > Alternator Configuration in the smart connect software.
  • Page 55 In the smart connect software, go to Mains > Configuration > Mains monitoring and make sure that mains monitoring is enabled. Go to Module in the smart connect software and make sure that auto exercise, cyclic mode, and site battery monitoring is not enabled. If there is a mains failure, the SGC controller automatically starts the genset and switches to generator supply (see the flowchart above) after an adjustable delay time.

  • Page 56: Site Battery Monitoring

    Minimum voltage and frequency set points Generator > Alternator Configuration Parameter Range Default Min Healthy Voltage 10 to 100 % 40 % Min Healthy Frequency 10 to 100 % 40 % 6.2.4 Site battery monitoring Use this function to monitor the site battery and the shelter temperature. The SGC controls the power sources (mains or genset) to make sure that they battery voltage is more than the configured set point.
  • Page 57 operates until the timer for the site battery expires. If the genset starts as a response to the condition of the shelter temperature, then the genset operates until the timer for the shelter temperature expires. If the shelter temperature is more than the high shelter temp set point when the timer expires, the DG run duration timer starts again.

  • Page 58: Cyclic Mode

    Parameter Range Default Description timer expires, the controller activates the start sequence for the genset. The genset operates for this time Shelt Temp Run Duration 0 to 720 min 60 min duration when the shelter temperature is too high. Shelter Temp Sensor Engine Body Configure the reference for the shelter Engine Body...
  • Page 59 To activate cyclic mode, go to Module > Cyclic Mode and tick the box next to Cyclic Mode. During normal operations, the mains supplies the load. If there is a mains failure, the controller automatically starts the genset and switches to generator supply (see the flowchart above). Once the genset loading voltage and frequency are more than their minimum set points, the Warm-up delay timer starts.
  • Page 60 Timers Timers > Start/Stop Parameter Range Default Warm-Up Delay 0 to 60 s Return To Mains Delay 0 to 600 s Load Transfer Delay 1 to 60 s Minimum voltage and frequency set points Generator > Alternator Configuration Parameter Range Default Min Healthy Voltage 10 to 100 %...

  • Page 61: Remote Start/Stop

    6.2.6 Remote start/stop You can configure digital inputs as remote start/stop inputs (latched type input). You can start and stop the genset remotely by activating the configured remote start/stop inputs. To configure the remote start/stop inputs, go to Digital Inputs in the smart connect software and select the source as Remote Start/Stop.

  • Page 62: Auto Exercise

    6.2.7 Auto exercise You can use auto exercise mode to schedule a maximum of two start/stop sequences for the genset. The sequences can occur daily, weekly, or monthly. The load transfer on the mains/genset is also configurable. The exercise mode is activated when a scheduled sequence starts. The scheduled sequence only starts if there are no alarms.

  • Page 63: Manual Mode

    Manual mode In manual mode, the operator must start all sequences. You can do this with the display buttons, Modbus commands, or digital inputs. Commands in manual mode Command Description The start sequence is started and continues until the genset starts or the maximum Start number of starts attempts is reached.

  • Page 64: Test Mode

    Test mode Push the Mode selection button until TEST is shown on the display. You can also activate the test mode with a digital input. In test mode, the genset breaker only closes if you push the Genset breaker button. Once the genset starts in test mode, the test mode timer starts.

  • Page 65: General Functions

    7. General functions Passwords The controller is protected from set-up changes with a four digit password. There are two password levels that can be configured on the controller. Parameter settings cannot be changed with a lower ranking password, but are shown on the display. Level Access Factory setting...

  • Page 66: Nominal Settings

    Parameter Range Default Description Split phase (L1-N-L2) Split phase (L1-N-L3) 2-phase (L1-L2-N) 2-phase (L1-L3-N) 3-phase (L1-L2-L3) Nominal settings 7.3.1 Default nominal settings Generator > Nominal Values Text Range Default Note Check the minimum and maximum values the SGC Nominal voltage (phase- 80 to 200000 V 230 V can read and display.

  • Page 67: Breakers

    Text Range Default Note Check the minimum and maximum values the SGC Nominal speed 100 to 4000 RPM 1800 RPM can read and display. Check the minimum and maximum values the SGC Nominal power (kW) 10 to 2000 kW 200 kW can read and display.

  • Page 68: Load Calculations

    Load calculations For automatic mains failure (AMF) applications, you can place the current transformer (CT) on the line from the genset or on the load cable. The load calculations are based on where the CT is placed. If the location of the CT is on the On Alt Output cable, which means the CT is on the genset side, then the load calculations are based on the genset load.
  • Page 69 Alarms and their causes Alarms Cause Actions The measured oil pressure is less than the configured Shutdown Low Oil Pressure (Sensor) value. Warning Shutdown Warning Low Oil Pressure (Switch) The switch has measured a low oil pressure. Electrical Trip Notification The measured fuel level is less than the configured Shutdown Low Fuel level (Sensor)
  • Page 70 Alarms Cause Actions Emergency stop is activated. Emergency Stop Shutdown The emergency stop is configured as a digital input, and the input has triggered for longer than the configured time. Shutdown The charge alternator voltage is less than the Warning Charge Fail configured value.
  • Page 71 Alarms Cause Actions Shutdown Warning DG Phase Reversal Alternator phase sequence (L1-L2-L3) is not correct. Electrical Trip Notification Mains Phase Reversal Error during mains operation. Notification Shutdown LOP/Ckt Open (terminal The oil pressure sensor on terminal 26 is not detected Warning (circuit open).

  • Page 72: M-Logic

    Alarms Cause Actions Shutdown Breaker close failure. Unable to close the genset Warning Fail To Close Gen Output breaker. Electrical Trip Notification Shutdown Fail To Close Mains Breaker close failure. Unable to close the mains Warning Output breaker. Electrical Trip Notification Shutdown Breaker close failure.

  • Page 73: Language

    Language 7.8.1 Language pack The controller can show several languages. The default master language is English, which cannot be changed. Different languages for the controller display can be configured with the smart connect software Tools > Language Pack Parameter Range Default Description Select Active...
  • Page 74 Settings > Smart Connect Language Parameter Range Default Description Select Active Select the language shown on the controller English English Language and software. You can also upload a language pack to the smart connect software. Click on the Add button to add a new language pack. To remove a language pack, click on the Remove/Load Default button.

  • Page 75: Engine Functions

    8. Engine functions Engine sequences The engine start and stop sequences are started automatically if AUTO mode is selected. In manual mode, the operator has to initiate the sequences. Engine start functions 8.2.1 Start sequence The following drawing shows the start sequence of the genset. Configure the run coil timer to activate the fuel relay output and the idle mode output before pre-heat is completed.
  • Page 76 Timers > General Parameter Range Default Safety Monitoring Delay 10 to 60 s 10 s Warm-Up Delay 0 to 60 s Inlet shutoff Valve Pull Signal 1 to 20 s Engine Engine > Preheat Parameter Range Default Preheat Timer 0 to 1200 s 10 s Engine >...
  • Page 77 Start sequence flowchart 1. The controller sends a start signal to the genset. 2. The Start Delay timer is activated. 3. When the Start Delay timer expires, the pre-heating function is activated if this is configured. If pre-heating is not configured, go to step 7 (crank hold). 4.

  • Page 78: Engine Stop Functions

    Engine stop functions 8.3.1 Stop sequence The stop sequence is activated if a stop command is given. The stop sequence includes the cooling down time if the stop is a normal or controlled stop. Timers > Start/Stop Parameter Range Default Engine Cooling Time 0 to 300 s Stop Action...

  • Page 79: Stop Sequence Flowchart

    8.3.2 Stop sequence flowchart 1. The genset breaker opens if there is a breaker in the application. 2. A stop command is given. You can activate the command with a digital input or Modbus. You can only use the display buttons in manual mode. 3.

  • Page 80: Idle Mode

    Idle mode The purpose of the idle mode function is to allow the engine to operate at idle speed before ramping up to rated speed. You can activate idle mode using a digital input or a timer. If you have configured an input and a timer for idle mode, then the timer is overruled.

  • Page 81: Coolant Temperature Control

    When the stop sequence for the genset is activated, the Stopping Idle Time timer starts. When the timer expires, the genset stops. Idle mode parameters Engine > Speed Monitoring Parameter Range Default Idle to Rated Delay Time 0 to 1200 s 10 s Start-up Idle Mode Time 0 to 1200 s...
  • Page 82 3. Go to the Digital Outputs tab and select the output you want to use. 4. Use the drop-down list next to the output to select Coolant Temperature Control as the source. 5. Go to the Engine tab and select Coolant Temperature Control. 6.

  • Page 83: Engine Pre-Heater

    Cooler control When the coolant temperature is more than the ON Threshold value, the output is on. When the coolant temperature is less than the OFF Threshold value, the output is off. Engine pre-heater This function is used to control the temperature of the engine before the engine starts. The function is only active when the engine is stopped.

  • Page 84: Other Functions

    Engine > Preheat Parameter Range Default Description The pre-heat function deactivates when this Pre-heat Timer 1 to 900 s 10 s timer expires. If this parameter is enabled, the controller deactivates the pre-heater function when Engine Coolant Enable Not enabled engine temperature is more than the set point Temperature Disable...
  • Page 85 Engine stop Cooling down Extended stop Keyswitch output User manual 4189341360A EN Page 85 of 99...

  • Page 86: Modbus

    For more information about Modbus in general and the Modbus protocol, refer to the documentation freely available at http://www.modbus.org. Refer to the Modbus tables, available for download at www.deif.com, to see how the controller data is mapped to the Modbus addresses.

  • Page 87: Can Bus Engine Communication

    Check all the settings before you operate the engine or genset. Other engines and controllers For engines and controllers not listed in this document, contact DEIF. 10.1.2 Supported engines The SGC controller can communicate with these engines:...

  • Page 88: Show Engine Values In The Display

    Manufacturer SGC can write commands Yuchai BOSCH Yuchai YCHCU ECU 10.1.3 Show engine values in the display You can configure the SGC controller to show values from the ECU on the display. Default view configuration Use the Smart connect software to configure the ECU values you want to display on the controller. Go to Engine > Engine Control Unit (ECU) to configure the values.
  • Page 89 Function Select the engine type from the drop-down list. Select types of measurements from the ECU. Select the functions the SGC controls for the ECU: • Engine speed • Engine start/stop • Engine preheat • Engine gain ECU Communication Function Configure the settings for the ECU failure alarm.

  • Page 90: Generic J1939

    ECU Diagnostic Lamps Function Configure the settings for the diagnostic lamps on the ECU: • Amber lamp • Red lamp • Malfunction lamp • Protect lamp See the specific documentation for the engine/ECU for more information. 10.3 Generic J1939 Most of the engine communication protocols are based on SAE J1939. J1939 is a very large standard, and most of it is irrelevant to engine communication.
  • Page 91 • EIC protection Alarms on the display The display can show J1939 diagnostic messages. You can acknowledge these alarms from the display. For some engines, the display has a special alarm display (see the specific engine type). Push the Down button for 4 seconds to see the alarm log.

  • Page 92: Inputs And Outputs

    11. Inputs and outputs 11.1 Digital inputs Source Description Not used The digital input is not used. User configured The digital input is configured by the user. The input is activated when the fuel level is less than the configured value. Low fuel level switch The configured alarm is shown.

  • Page 93: Digital Outputs

    Source Description • Mains monitoring is enabled and there is a mains failure. The input is deactivated. The is still a mains failure and the mains breaker opens. When this input is activated an alarm is shown on the display. You can V-belt broken switch configure the alarm type.
  • Page 94 Output source Description This output is activated when the digital input for close mains/open genset Close mains contactor is activated in manual mode. Mains failure This output is activated when there is a mains failure. Common alarm This output is activated when one of the alarm types is activated. Common electrical trip This output is activated when there is an active electrical trip alarm.
  • Page 95 Output source Description This output is activated when the over-voltage shutdown alarm for phase L3 phase OV shutdown L3 is activated. This output is activated when the under-voltage shutdown alarm for phase L3 Phase UV Shutdown L3 is activated. This output is activated when the controller shuts down the genset Gen over current because of over-current.
  • Page 96 Output source Description Fail to close generator This output is activated when there is a genset breaker failure. Fail to close mains This output is activated when there is a mains breaker failure. This output is activated when the loading voltage has not reached the Loading volt not reached minimum set point during the start sequence.

  • Page 97: Troubleshooting

    12. Troubleshooting General troubleshooting Fault Action • Check the battery voltage. • Check the fuse on the battery supply. The controller does not power ON. • Check continuity between battery positive and controller terminal 2. • Check continuity between battery ground and controller terminal 1. The controller display is not •...
  • Page 98 Fault Action • Check start-relay connection to the terminal on the controller. • Go to the configuration menu on the controller. Make sure the start mode and start relay output polarity are configured correctly. • Check the alternator voltage signal (L1 phase) is received by the controller terminal.
  • Page 99 Site battery monitoring troubleshooting Fault Action • Make sure the panel and site are correctly earthed. The site voltage is not consistent • Make sure the connections are wired correctly (terminals 24 and 25). User manual 4189341360A EN Page 99 of 99...

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