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DEEP SEA ELECTRONICS PLC
DSE7400 Operator Manual
Document Number 057-161
Author: Ashley Senior
DSE7400 Operator Manual ISSUE 1

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Summary of Contents for DSEGenset DSE7400

  • Page 1 DEEP SEA ELECTRONICS PLC DSE7400 Operator Manual Document Number 057-161 Author: Ashley Senior DSE7400 Operator Manual ISSUE 1...
  • Page 2 DSE7400 Operator Manual DEEP SEA ELECTRONICS PLC Highfield House Hunmanby North Yorkshire YO14 0PH ENGLAND Sales Tel: +44 (0) 1723 890099 Sales Fax: +44 (0) 1723 893303 E-mail : sales@deepseaplc.com Website : www.deepseaplc.com DSE7400 Operator Manual © Deep Sea Electronics Plc All rights reserved.
  • Page 3: Table Of Contents

    DSE7400 Operator Manual TABLE OF CONTENTS Section Page BIBLIOGRAPHY ....................7 INSTALLATION INSTRUCTIONS ..................7 TRAINING GUIDES ......................7 MANUALS ........................... 7 THIRD PARTY DOCUMENTS ..................... 7 INTRODUCTION ....................8 SPECIFICATIONS .................... 9 PART NUMBERING ......................9 3.1.1 SHORT NAMES ......................9 TERMINAL SPECIFICATION ....................
  • Page 4 DSE7400 Operator Manual 3.11.1 ADDING AN EXTERNAL SOUNDER TO THE APPLICATION ........29 3.12 ACCUMULATED INSTRUMENTATION ................ 29 3.13 DIMENSIONS AND MOUNTING ................... 30 3.13.1 DIMENSIONS ......................30 3.13.2 PANEL CUTOUT ......................30 3.13.3 WEIGHT ........................30 3.13.4 FIXING CLIPS ......................31 3.13.5...
  • Page 5 DSE7400 Operator Manual VIEWING THE EVENT LOG....................70 USER CONFIGURABLE INDICATORS ................71 OPERATION ....................72 CONTROL ......................... 72 CONTROL PUSH-BUTTONS .................... 73 ALTERNATIVE CONFIGURATIONS ................74 DUMMY LOAD / LOAD SHEDDING CONTROL .............. 75 STOP MODE ........................76 6.5.1 ECU OVERRIDE ......................
  • Page 6 DSE7400 Operator Manual 11.1 STARTING ........................106 11.2 LOADING ........................106 11.3 ALARMS ........................107 11.4 COMMUNICATIONS ....................108 11.5 INSTRUMENTS ......................109 11.6 MISCELLANEOUS ...................... 109 MAINTENANCE, SPARES, REPAIR AND SERVICING ......110 12.1 PURCHASING ADDITIONAL CONNECTOR PLUGS FROM DSE ......110 12.1.1...
  • Page 7: Bibliography

    Product manuals are can be downloaded from the DSE website: www.deepseaplc.com DSE PART DESCRIPTION 057-004 Electronic Engines and DSE Wiring 057-160 DSE7400 Series Configuration Software Manual 057-082 DSE2130 Input Expansion Manual 057-083 DSE2157 Output Expansion Manual 057-084 DSE2548 Annunciator Expansion Manual...
  • Page 8: Introduction

    This allows the generator OEM greater flexibility in the choice of controller to use for a specific application. The DSE7400 series module has been designed to allow the operator to start and stop the generator, and if required, transfer the load to the generator either manually (via fascia mounted push-buttons) or automatically.
  • Page 9: Specifications

    At the time of this document production, there have been no revisions to the module hardware. 3.1.1 SHORT NAMES Short name Description DSE7000,DSE7xxx All modules in the DSE7000 range. DSE7400,DSE74xx All modules in the DSE7400 range. DSE7410 DSE7410 module/controller DSE7420 DSE7420 module/controller...
  • Page 10: Terminal Specification

    Specification 3.2 TERMINAL SPECIFICATION Connection type Two part connector. • Male part fitted to module • Female part supplied in module packing case - Screw terminal, rising Example showing cable entry and screw clamp, no internal terminals of a 10 way connector spring.
  • Page 11: Generator Current Sensing

    Specification 3.5 GENERATOR CURRENT SENSING Measurement type True RMS conversion Sample Rate 5KHz or better Harmonics Up to 10 or better Nominal CT secondary rating 1A or 5A (5A recommended) Maximum continuous current Overload Measurement 3 x Nominal Range setting Absolute maximum overload 50A for 1 second Burden...
  • Page 12: Ct Polarity

    Specification 3.5.2 CT POLARITY Take care to ensure the correct polarity of the CTs. Incorrect CT orientation will lead to negative kW readings when the set is supplying power. Take note that paper stick-on labels on CTs that show the orientation are often incorrectly placed on the CT (!).
  • Page 13: Inputs

    Specification 3.6 INPUTS 3.6.1 DIGITAL INPUTS Number 11 configurable inputs Arrangement Contact between terminal and ground Low level threshold 2.1V minimum High level threshold 6.6V maximum Maximum input voltage +50V DC with respect to plant supply negative Minimum input voltage -24V DC with respect to plant supply negative Contact wetting current 7mA typical...
  • Page 14: Flexible Sensor

    Specification 3.6.2.4 FLEXIBLE SENSOR Number Measurement type Resistance measurement by measuring voltage across sensor with a fixed current applied Arrangement Differential resistance measurement input Measurement current 10mA Full scale 480Ω Over range / fail 540Ω Resolution Accuracy ±2% of full scale resistance (±9.6Ω) excluding transducer error Max common mode voltage ±2V Display range...
  • Page 15: Outputs

    Specification 3.7 OUTPUTS Ten (10) outputs are fitted to the controller. 3.7.1 OUTPUTS A & B Type Normally used for Fuel / Start outputs. Fully configurable for other purposes if the module is configured to control an electronic engine. Supplied from Emergency Stop terminal 3.
  • Page 16: Closing Coils

    Specification 3.7.2.3 CLOSING COILS For continuous closing signals (close signal is present continuously when the breaker is closed), follow the instructions above as for Contactor Coils. For momentary (pulsed) closing signals, use OUTPUT D, the normally open relay: Generator When the DSE module requires the breaker closed, the output energises (closing the internal relay) for the period of the Breaker Close Pulse timer after which the output is de-energised (opening the internal relay).
  • Page 17: Communication Ports

    Specification 3.8 COMMUNICATION PORTS USB Port USB2.0 Device for connection to PC running DSE configuration suite only Max distance 6m (yards) Serial Communication RS232 and RS485 are both fitted but and provide independent operation RS232 Serial port Non – Isolated port Max Baud rate 115K baud subject to S/W TX, RX, RTS, CTS, DSR, DTR, DCD Male 9 way D type connector...
  • Page 18: Usb Connection

    PC Configuration interface lead (USB type A – type B) DSE Part No 016-125 NOTE:- The DC supply must be connected to the module for configuration by PC. NOTE:- Refer to DSE7400 Series Configuration Suite Manual (DSE part 057-160) for further details on configuring, monitoring and control. 3.9.3 USB HOST-MASTER (USB DRIVE CONNECTION) USB Type A connection for USB Host facility for USB storage device for data recording.
  • Page 19: Rs232

    Specification 3.9.4 RS232 The RS232 port on the controller supports the Modbus RTU protocol. The Gencomm register table for the controller is available upon request from the DSE Technical Support Department. RS232 is for short distance communication (max 15m) and is typically used to connect the controller to a telephone or GSM modem for more remote communications.
  • Page 20: Recommended External Modems

    Specification 3.9.4.2 RECOMMENDED EXTERNAL MODEMS: • Multitech Global Modem – MultiModem ZBA (PSTN) DSE Part Number 020-252 (Contact DSE Sales for details of localisation kits for these modems) • Sierra Fastrak Xtend GSM modem kit (PSU, Antenna and modem)* DSE Part number 0830-001-01 NOTE: *For GSM modems a SIM card is required, supplied by your GSM network provider : •...
  • Page 21: Rs485

    Specification 3.9.5 RS485 The RS485 port on the series controller supports the Modbus RTU protocol. The DSE Gencomm register table for the controller is available upon request from the DSE Technical Support Department. RS485 is used for point-to-point cable connection of more than one device (maximum 32 devices) and allows for connection to PCs, PLCs and Building Management Systems (to name just a few devices).
  • Page 22: Ethernet

    The module is fitted with ETHERNET socket for connection to LAN (local area networks) Description Do not connect Do not connect Do not connect Do not connect 3.9.6.1 DIRECT PC CONNECTION Requirements • DSE7400 series module • Crossover Ethernet cable (see Below) • PC with Ethernet port Crossover network cable...
  • Page 23: Connection To Basic Ethernet

    NOTE:- This cable can be purchased from any good PC or IT store. 3.9.6.2 CONNECTION TO BASIC ETHERNET Requirements • DSE7400 series module • Ethernet cable (see below) • Working Ethernet (company or home network) • PC with Ethernet port...
  • Page 24: Connection To Company Infrastructure Ethernet

    NOTE:- DSE Stock a 2m (2yds) Ethernet Cable – Part number 016-137. Alternatively they can be purchased from any good PC or IT store. 3.9.6.3 CONNECTION TO COMPANY INFRASTRUCTURE ETHERNET Requirements • DSE7400 series module • Ethernet cable (see below) • Working Ethernet (company or home network) •...
  • Page 25: Connection To The Internet

    Specification Ethernet cable wiring detail For the advanced Engineer, this cable 10baseT/100baseT has both ends terminated as T568A Connection 1 (T568A) Connection 2 (T568A) (as shown below) or T568B. white/green stripe white/green stripe green solid green solid white/orange stripe white/orange stripe blue solid blue solid white/blue stripe...
  • Page 26 Specification Ethernet cable wiring detail 10baseT/100baseT For the advanced Engineer, this cable Connection 1 (T568A) Connection 2 (T568A) has both ends terminated as T568A white/green stripe white/green stripe (as shown below) or T568B. green solid green solid white/orange stripe white/orange stripe blue solid blue solid white/blue stripe...
  • Page 27: Firewall Configuration For Internet Access

    Result : Traffic arriving from the WAN (internet) on port xxx is automatically sent to IP address set within the configuration software on the LAN for handling. NOTE:- Refer to DSE7400 Series Configuration Suite Manual (DSE part 057-160) for further details on configuring, monitoring and control.
  • Page 28: Dsenet® For Expansion Modules

    ‘first’ unit on the DSENet®. A termination resistor MUST be fitted to the ‘last’ unit on the DSENet®. For connection details, you are referred to the section entitled ‘typical wiring diagram’ elsewhere in this document. NOTE : DSE7400 series module does not support the DSE2510/2520 display modules. 3.10.1 DSENET® USED FOR MODBUS ENGINE CONNECTION As DSENet®...
  • Page 29: Sounder

    Specification 3.11 SOUNDER The module features an internal sounder to draw attention to warning, shutdown and electrical trip alarms. Sounder level 64db @ 1m 3.11.1 ADDING AN EXTERNAL SOUNDER TO THE APPLICATION Should an external alarm or indicator be required, this can be achieved by using the DSE Configuration Suite PC software to configure an auxiliary output for “Audible Alarm”, and by configuring an auxiliary input for “Alarm Mute”...
  • Page 30: Dimensions And Mounting

    Specification 3.13 DIMENSIONS AND MOUNTING 3.13.1 DIMENSIONS 240.0mm x 181.1mm x 41.7mm (9.4” x 7.1” x 1.6”) 3.13.2 PANEL CUTOUT 220mm x 160mm (8.7” x 6.3”) 3.13.3 WEIGHT 0.7kg (1.4lb)
  • Page 31: Fixing Clips

    Specification 3.13.4 FIXING CLIPS The module is held into the panel fascia using the supplied fixing clips. • Withdraw the fixing clip screw (turn anticlockwise) until only the pointed end is protruding from the clip. • Insert the three ‘prongs’ of the fixing clip into the slots in the side of the module case. •...
  • Page 32: Cable Tie Fixing Points

    Specification 3.13.5 CABLE TIE FIXING POINTS Integral cable tie fixing points are included on the rear of the module’s case to aid wiring. This additionally provides strain relief to the cable loom by removing the weight of the loom from the screw connectors, thus reducing the chance of future connection failures.
  • Page 33: Applicable Standards

    Specification 3.14 APPLICABLE STANDARDS This document conforms to BS4884-1 1992 Specification for presentation BS 4884-1 of essential information. BS 4884-2 This document conforms to BS4884-2 1993 Guide to content BS 4884-3 This document conforms to BS4884-3 1993 Guide to presentation BS EN 60068-2-1 -30°C (-22°F) (Minimum temperature)
  • Page 34 Specification Continued… IEEE C37.2 (Standard Electrical 50 – Instantaneous overcurrent relay Power System Device Function Numbers and 51 – AC time overcurrent relay 52 – AC circuit breaker Contact Designations) 53 – Exciter or DC generator relay 54 – Turning gear engaging device 55 –...
  • Page 35: Enclosure Classifications

    Specification 3.14.1 ENCLOSURE CLASSIFICATIONS IP CLASSIFICATIONS The modules specification under BS EN 60529 Degrees of protection provided by enclosures IP65 (Front of module when module is installed into the control panel with the optional sealing gasket). IP42 (front of module when module is installed into the control panel WITHOUT being sealed to the panel) First Digit Second Digit Protection against contact and ingress of solid objects...
  • Page 36: Nema Classifications

    Specification 3.14.2 NEMA CLASSIFICATIONS The modules NEMA Rating (Approximate) 12 (Front of module when module is installed into the control panel with the optional sealing gasket). 2 (front of module when module is installed into the control panel WITHOUT being sealed to the panel) NOTE: - There is no direct equivalence between IP / NEMA ratings.
  • Page 37: Installation

    Installation – Terminal Description 4 INSTALLATION The module is designed to be mounted on the panel fascia. For dimension and mounting details, see the section entitled Specification, Dimension and mounting elsewhere in this document. 4.1 TERMINAL DESCRIPTION To aid user connection, icons are used on the rear of the module to help identify terminal functions. An example of this is shown below.
  • Page 38: Dc Supply, Fuel And Start Outputs, Outputs E-J

    Installation – Terminal Description 4.1.1 DC SUPPLY, FUEL AND START OUTPUTS, OUTPUTS E-J DESCRIPTION CABLE NOTES SIZE DC Plant Supply Input 2.5mm² (Negative) AWG 13 (Recommended Maximum Fuse 15A anti-surge) DC Plant Supply Input 2.5 mm² Supplies the module (2A anti-surge requirement) and (Positive) AWG 13 Output relays E,F,G &...
  • Page 39: Analogue Sensor

    Installation – Terminal Description 4.1.2 ANALOGUE SENSOR DESCRIPTION CABLE NOTES SIZE 0.5mm² Sensor Common Return Return feed for sensors* AWG 20 0.5mm² Oil Pressure Input Connect to Oil pressure sensor AWG 20 0.5mm² Coolant Temperature Input Connect to Coolant Temperature sensor AWG 20 0.5mm²...
  • Page 40: Magnetic Pickup, Can And Expansion

    Installation – Terminal Description 4.1.3 MAGNETIC PICKUP, CAN AND EXPANSION DESCRIPTION CABLE NOTES SIZE 0.5mm² Magnetic pickup Positive Connect to Magnetic Pickup device AWG 20 0.5mm² Magnetic pickup Negative Connect to Magnetic Pickup device AWG 20 Magnetic pickup screen Shield Connect to ground at one end only 0.5mm²...
  • Page 41: Load Switching And V1 Generator Voltage Sensing

    Installation – Terminal Description 4.1.4 LOAD SWITCHING AND V1 GENERATOR VOLTAGE SENSING DESCRIPTION CABLE NOTES SIZE 1.0mm Normally configured to control mains contactor coil Output relay C AWG 18 (Recommend 10A fuse) 1.0mm Output relay C Normally configured to control mains contactor coil AWG 18 1.0mm Normally configured to control generator contactor coil...
  • Page 42: Generator Current Transformers

    Installation – Terminal Description 4.1.6 GENERATOR CURRENT TRANSFORMERS WARNING!:- Do not disconnect this plug when the CTs are carrying current. Disconnection will open circuit the secondary of the C.T.’s and dangerous voltages may then develop. Always ensure the CTs are not carrying current and the CTs are short circuit connected before making or breaking connections to the module.
  • Page 43 Installation – Terminal Description CT CONNECTIONS or K is the primary of the CT that ‘points’ towards the GENERATOR or L is the primary of the CT that ‘points’ towards the LOAD s1 is the secondary of the CT that connects to the DSE Module’s input for the CT measuring (I1,I2,I3) s2 is the secondary of the CT that should be commoned with the s2 connections of all the other CTs and connected to the CT common terminal of the module.
  • Page 44: Configurable Digital Inputs

    Installation – Terminal Description 4.1.7 CONFIGURABLE DIGITAL INPUTS DESCRIPTION CABLE NOTES SIZE 0.5mm² Configurable digital input A Switch to negative AWG 20 0.5mm² Configurable digital input B Switch to negative AWG 20 0.5mm² Configurable digital input C Switch to negative AWG 20 0.5mm²...
  • Page 45: Rs485 Connector

    Installation – Terminal Description 4.1.9 RS485 CONNECTOR PIN No NOTES Two core screened twisted pair cable. A (-) 120Ω impedance suitable for RS485 use. B (+) Recommended cable type - Belden 9841 Max distance 1200m (1.2km) when using Belden 9841 or direct equivalent. Location of RS485 connector Location of RS232 connector...
  • Page 46: Typical Wiring Diagrams

    Installation – Typical Wiring Diagrams 4.2 TYPICAL WIRING DIAGRAMS As every system has different requirements, these diagrams show only a TYPICAL system and do not intend to show a complete system. Genset manufacturers and panel builders may use these diagrams as a starting point; however, you are referred to the completed system diagram provided by your system manufacturer for complete wiring detail.
  • Page 47: Dse7410 3 Phase, 4 Wire With Restricted Earth Fault Protection

    Installation – Typical Wiring Diagrams 4.2.1 DSE7410 3 PHASE, 4 WIRE WITH RESTRICTED EARTH FAULT PROTECTION NOTE:- Earthing the neutral conductor ‘before’ the neutral CT allows the module to read earth faults ‘after’ the CT only (Restricted to load / downstream of the CT) Earthing the neutral conductor ‘after’...
  • Page 48: Dse7420 3 Phase, 4 Wire With Restricted Earth Fault Protection

    Installation – Typical Wiring Diagrams 4.2.2 DSE7420 3 PHASE, 4 WIRE WITH RESTRICTED EARTH FAULT PROTECTION NOTE:- Earthing the neutral conductor ‘before’ the neutral CT allows the module to read earth faults ‘after’ the CT only (Restricted to load / downstream of the CT) Earthing the neutral conductor ‘after’...
  • Page 49: Alternative Topologies

    The controller is factory configured to connect to a 3 phase, 4 wire Star connected alternator. This section details connections for alternative AC topologies. Ensure to configure the controller to suit the required topology. NOTE:- Refer to DSE7400 Series Configuration Suite Manual (DSE part 057-160) for further details on configuring, monitoring and control. 4.3.1...
  • Page 50: Single Phase With Restricted Earth Fault

    Installation – Typical Wiring Diagrams 4.3.2 SINGLE PHASE WITH RESTRICTED EARTH FAULT NOTE:- Earthing the neutral conductor ‘before’ the neutral CT allows the module to read earth faults ‘after’ the CT only (Restricted to load / downstream of the CT) Earthing the neutral conductor ‘after’...
  • Page 51: Phase (L1 & L2) 3 Wire With Restricted Earth Fault

    Installation – Typical Wiring Diagrams 4.3.4 2 PHASE (L1 & L2) 3 WIRE WITH RESTRICTED EARTH FAULT NOTE:- Earthing the neutral conductor ‘before’ the neutral CT allows the module to read earth faults ‘after’ the CT only (Restricted to load / downstream of the CT) Earthing the neutral conductor ‘after’...
  • Page 52: Phase (L1 & L3) 3 Wire With Restricted Earth Fault

    Installation – Typical Wiring Diagrams 4.3.6 2 PHASE (L1 & L3) 3 WIRE WITH RESTRICTED EARTH FAULT NOTE:- Earthing the neutral conductor ‘before’ the neutral CT allows the module to read earth faults ‘after’ the CT only (Restricted to load / downstream of the CT) Earthing the neutral conductor ‘after’...
  • Page 53: Phase 4 Wire With Unrestricted Earth Fault Measuring

    Installation – Typical Wiring Diagrams 4.3.8 3 PHASE 4 WIRE WITH UNRESTRICTED EARTH FAULT MEASURING NOTE:- Unrestricted Earth Fault Protection detects earth faults in the load and in the generator. Be sure to measure the natural earth fault of the site before deciding upon an earth fault alarm trip level.
  • Page 54: Earth Systems

    Installation – Typical Wiring Diagrams 4.4 EARTH SYSTEMS 4.4.1 NEGATIVE EARTH The typical wiring diagrams located within this document show connections for a negative earth system (the battery negative connects to Earth) 4.4.2 POSITIVE EARTH When using a DSE module with a Positive Earth System (the battery positive connects to Earth), the following points must be followed: •...
  • Page 55: Description Of Controls

    Description Of Controls 5 DESCRIPTION OF CONTROLS 5.1 DSE7410 AUTO START CONTROL MODULE Main status and Four configurable instrumentation display Menu navigation LEDs buttons Close Generator Open Generator (manual mode only) (manual mode only) Start engine (when in manual) Select Stop mode Mute alarm / Select Manual...
  • Page 56: Dse7420 Auto Start Control Module

    Description Of Controls 5.2 DSE7420 AUTO START CONTROL MODULE Main status and Four configurable instrumentation display Menu navigation LEDs buttons Transfer to Generator Transfer to Mains (manual mode only) (manual mode only) Start engine (when in manual Select Stop or Testmode) mode Select Manual Select Test...
  • Page 57: Quickstart Guide

    Description Of Controls 5.3 QUICKSTART GUIDE This section provides a quick start guide to the module’s operation. 5.3.1 STARTING THE ENGINE First, select manual mode… …then press the Start button to crank the engine. NOTE:- For further details, see the section entitled ‘OPERATION’ elsewhere in this manual. 5.3.2 STOPPING THE ENGINE Select Stop/Reset...
  • Page 58: Viewing The Instrument

    Viewing The Instrument Pages 5.4 VIEWING THE INSTRUMENT PAGES It is possible to scroll to display the different pages of information by repeatedly operating the next / previous page buttons If you want to view one of the instrument pages towards the end of the list, it may be quicker to scroll left through the pages rather than right!
  • Page 59: Status

    Viewing The Instrument Pages 5.4.1 STATUS This is the ‘home’ page, the page that is displayed when no other page has been selected, and the page that is automatically displayed after a period of inactivity (LCD Page Timer) of the module control buttons.
  • Page 60: Engine

    Viewing The Instrument Pages 5.4.2 ENGINE Contains instrumentation gathered about the engine itself, some of which may be obtained using the CAN or other electronic engine link. • Engine Speed • Oil Pressure • Coolant Temperature • Engine Battery Volts •...
  • Page 61: Generator

    Viewing The Instrument Pages 5.4.3 GENERATOR Contains electrical values of the generator (alternator), measured or derived from the module’s voltage and current inputs. • Generator Voltage (ph-N) • Generator Voltage (ph-ph) • Generator Frequency • Generator Current • Generator Earth Current •...
  • Page 62: Bus (Dse7410 Only)

    Viewing The Instrument Pages 5.4.4 BUS (DSE7410 ONLY) • Bus Voltage (ph-N) • Bus Voltage (ph-ph) • Bus Frequency 5.4.5 MAINS (DSE7420 ONLY) • Mains Voltage (ph-N) • Mains Voltage (ph-ph) • Mains Frequency 5.4.6 RS232 SERIAL PORT This section is included to give information about the RS232 serial port and external modem (if connected).
  • Page 63 Viewing The Instrument Pages Example 1 continued – Modem diagnostics Modem diagnostic screens are included; press when viewing the RS232 Serial Port instrument to cycle the available screens. If you are experiencing modem communication problems, this information will aid troubleshooting. Shows the state of the modem communication lines.
  • Page 64 Viewing The Instrument Pages Modem Setup Sequence If the Modem and module communicate successfully: In case of communication failure between the modem and module, the modem is automatically reset and initialisation is attempted once more: In the case of a module that is unable to communicate with the modem, the display will continuously cycle between ‘Modem Reset’...
  • Page 65: Rs485 Serial Port

    Viewing The Instrument Pages 5.4.7 RS485 SERIAL PORT This section is included to give information about the currently selected serial port and external modem (if connected). The items displayed on this page will change depending upon configuration of the module. You are referred to your system supplier for further details.
  • Page 66: About

    Viewing The Instrument Pages Typical requests (using Pseudo code) : reads register (hex) 0405 as a single register (battery volts) BatteryVoltage=ReadRegister(10,0405,1) from slave address 10. : Puts the module into AUTO mode by writing to (hex) WriteRegister(10,1008,2,35701, 65535-35701) register 1008, the values 35701 (auto mode) and register 1009 the value 65535-35701 (the bitwise opposite of auto mode) : reads (hex) 0306 and looks at bit 13 (shutdown alarm Shutdown=(ReadRegister(10,0306,1) >>...
  • Page 67: Ethernet

    Viewing The Instrument Pages 5.4.8.1 ETHERNET PAGES Whilst in the ‘ABOUT’ section, press to access more information about the network settings. Network settings change be configured using DSE Configuration Suite Software. The module must be rebooted for the changes to take effect. •...
  • Page 68: Data Logging

    Viewing The Instrument Pages 5.4.8.2 DATA LOGGING PAGES Whilst in the ‘ABOUT’ section, press to access more information about the data logging settings. Location of stored data. Data Logging Internal module memory or external Log to internal memory USB memory. Logging active No USB drive present If data logging is active or inactive...
  • Page 69: Can Error Messages

    Viewing The Instrument Pages 5.4.9 CAN ERROR MESSAGES When connected to a suitable CAN engine the controller displays alarm status messages from the ECU. Alarm ECU Warning Type of alarm that is triggered in the Warning DSE module (i.e. Warning or Shutdown) Press to access the list of current active Engine DTCs (Diagnostic Trouble Codes).
  • Page 70: Viewing The Event Log

    Viewing The Instrument Pages 5.5 VIEWING THE EVENT LOG The module maintains a log of past alarms and/or selected status changes. The log size has been increased in the module over past module updates and is always subject to change. At the time of writing, the modules log is capable of storing the last 250 log entries. Under default factory settings, the event log only includes shutdown and electrical trip alarms logged (The event log does not contain Warning alarms);...
  • Page 71: User Configurable Indicators

    Control and Indications 5.6 USER CONFIGURABLE INDICATORS These LEDs can be configured by the user to indicate any one of 100+ different functions based around the following:- • Indications - Monitoring of a digital input and indicating associated functioning user’s equipment - Such as Battery Charger On or Louvres Open, etc.
  • Page 72: Operation

    Operation 6 OPERATION 6.1 CONTROL Control of the module is via push buttons mounted on the front of the module with STOP/RESET, MANUAL, TEST, AUTO, ALARM MUTE and START functions. For normal operation, these are the only controls which need to be operated. The smaller push buttons are used to access further information such as mains voltage or to change the state of the load switching devices when in manual mode.
  • Page 73: Control Push-Buttons

    Operation 6.2 CONTROL PUSH-BUTTONS Stop / Reset This button places the module into its Stop/Reset mode. This will clear any alarm conditions for which the triggering criteria have been removed. If the engine is running and the module is in Stop mode, the module will automatically instruct the changeover device to unload the generator (‘Close Generator’...
  • Page 74: Alternative Configurations

    Operation your configuration source for details. your configuration source for details. your configuration source for details. your configuration source for details. Transfer to generator Operative in Manual Mode only ‘Normal’ breaker button control • Allows the operator to transfer the load to the generator ‘Alternative’...
  • Page 75: Dummy Load / Load Shedding Control

    When the set enters a stopping sequence for any reason the Load Shedding control’ outputs will de- energise at the same time as the generator load switch is signalled to open. NOTE:- Refer to DSE7400 Series Configuration Suite Manual (DSE part 057-160) for further details on configuration.
  • Page 76: Stop Mode

    Operation 6.5 STOP MODE STOP mode is activated by pressing the button. In STOP mode, the module will remove the generator from load (if necessary) before stopping the engine if it is already running. If the engine does not stop when requested, the FAIL TO STOP alarm is activated (subject to the setting of the Fail to Stop timer).
  • Page 77: Ecu Override

    Operation 6.5.1 ECU OVERRIDE NOTE:- ECU Override function is only applicable when the controller is configured for a CAN engine. NOTE:- Depending upon system design, the ECU may be powered or unpowered when the module is in STOP mode. ECU override is only applicable if the ECU is unpowered when in STOP mode.
  • Page 78: Manual Mode

    Operation 6.6 MANUAL MODE NOTE:- If a digital input configured to panel lock is active, changing module modes will not be possible. Viewing the instruments and event logs is NOT affected by panel lock. Activate Manual mode be pressing the pushbutton.
  • Page 79: Engine Running

    Operation 6.6.3 ENGINE RUNNING In manual mode, the load is not transferred to the generator unless a ‘loading request’ is made. A loading request can come from a number of sources. • Pressing the transfer to generator button • Mains supply out of limits (DSE7420 only) •...
  • Page 80: Stopping Sequence

    Operation 6.6.6 STOPPING SEQUENCE In manual mode the set will continue to run until either : • The stop button is pressed – The set will immediately stop • The auto button is pressed. The set will observe all auto mode start requests and stopping timers before beginning the Auto mode stopping sequence.
  • Page 81: Engine Running

    Operation 6.7.3 ENGINE RUNNING Once the engine is running, the Warm Up timer, if selected, begins, allowing the engine to stabilise before accepting the load. Load will be automatically transferred from the mains supply to the generator. NOTE:-The load transfer signal remains inactive until the Oil Pressure has risen. This prevents excessive wear on the engine.
  • Page 82: Automatic Mode

    Operation 6.8 AUTOMATIC MODE NOTE:- If a digital input configured to panel lock is active, changing module modes will not be possible. Viewing the instruments and event logs is NOT affected by panel lock. Activate auto mode be pressing the pushbutton.
  • Page 83: Engine Running

    Operation 6.8.3 ENGINE RUNNING Once the engine is running, the Warm Up timer, if selected, begins, allowing the engine to stabilise before accepting the load. DSE7410 - The generator will be placed on load. DSE7420 - Load will be transferred from the mains supply to the generator NOTE:-The load transfer signal remains inactive until the Oil Pressure has risen.
  • Page 84: Protections

    Protections 7 PROTECTIONS When an alarm is present, the Audible Alarm will sound and the Common alarm LED if configured will illuminate. The audible alarm can be silenced by pressing the Mute button The LCD display will jump from the ‘Information page’ to display the Alarm Page Number of present alarms.
  • Page 85: Protections Disabled

    Protections 7.1 PROTECTIONS DISABLED User configuration is possible to prevent Shutdown / Electrical Trip alarms from stopping the engine. Under such conditions, Protections Disabled will appear on the module display to inform the operator of this status. This feature is provided to assist the system designer in meeting specifications for “Warning only”, “Protections Disabled”, “Run to Destruction”, “War mode”...
  • Page 86: Can Alarms

    Protections 7.1.3 CAN ALARMS NOTE:- Please refer to the engine manufacturer’s documentation for ECU CAN error message information. CAN alarms are messages sent from the CAN ECU to the DSE controller and displayed as follows in the below tables. Display Reason CAN ECU WARNING The engine ECU has detected a warning alarm and has informed the...
  • Page 87: Indications

    Protections 7.2 INDICATIONS Indications are non-critical and often status conditions. They do not appear on the LCD of the module as a text message. However, an output or LED indicator can be configured to draw the operator’s attention to the event. Example •...
  • Page 88: Warnings

    Protections 7.3 WARNINGS Warnings are non-critical alarm conditions and do not affect the operation of the generator system, they serve to draw the operators attention to an undesirable condition. Example Alarm Charge Failure Warning In the event of an alarm the LCD will jump to the alarms page, and scroll through all active warnings and shutdowns.
  • Page 89: High Current Warning Alarm

    Protections Display Reason Shutdown and electrical trip alarms can be disabled by user PROTECTIONS configuration. In this case, Protections Disabled will appear on the DISABLED module display; The alarm text is displayed but the engine will continue to run. This is ‘logged’ by the module to allow DSE Technical Staff to check if the protections have been disabled on the module at any time.
  • Page 90: Shutdowns

    This is used to prevent nuisance tripping on start- up - Refer to the DSE7400 series configuration software manual under heading ‘Overspeed Overshoot’ for details. The engine speed has fallen below the pre-set trip after the UNDERSPEED Safety On timer has expired.
  • Page 91 Protections Display Reason The generator output frequency has risen above the preset level GENERATOR OVER FREQUENCY The generator output frequency has fallen below the preset level GENERATOR UNDER FREQUENCY The generator output voltage has risen above the preset level GENERATOR OVER VOLTAGE GENERATOR UNDER VOLTAGE The generator output voltage has fallen below the preset level The oil pressure sensor is detected as not being present (open...
  • Page 92: Electrical Trips

    Protections 7.6 ELECTRICAL TRIPS NOTE:- Shutdown and Electrical Trip alarms can be disabled by user configuration. See the section entitled Protections Disabled elsewhere in this document. Electrical trips are latching and stop the Generator but in a controlled manner. On initiation of the electrical trip condition the module will de-energise the ‘Close Generator’...
  • Page 93: High Current Shutdown / Electrical Trip Alarm

    Protections 7.7 HIGH CURRENT SHUTDOWN / ELECTRICAL TRIP ALARM The overcurrent alarm combines a simple warning trip level with a fully functioning IDMT curve for thermal protection. 7.7.1 IMMEDIATE WARNING If the Immediate Warning is enabled, the controller generates a warning alarm as soon as the Trip level is reached.
  • Page 94 Protections Factory settings for the IDMT Alarm when used on a brushless alternator are as follows (screen capture from the DSE Configuration Suite PC software : (Trip setting value) (time multiplier) These settings provide for normal running of the generator up to 100% full load. If full load is surpassed, the Immediate Warning alarm is triggered, the set continues to run.
  • Page 95 Protections...
  • Page 96: Earth Fault Shutdown / Electrical Trip Alarm

    Protections 7.8 EARTH FAULT SHUTDOWN / ELECTRICAL TRIP ALARM When the module is suitably connected using the ‘Earth Fault CT’. The module measures Earth Fault and can optionally be configured to generate an alarm condition (shutdown or electrical trip) when a specified level is surpassed.
  • Page 97: Short Circuit Alarm

    Protections 7.9 SHORT CIRCUIT ALARM If the Short Circuit alarm is enabled, the controller begins following the IDMT ‘curve’. If the Trip is surpassed for an excess amount of time the Alarm triggers (Shutdown or Electrical trip as selected in Action).
  • Page 98: Maintenance Alarm

    Maintenance Alarm 7.10 MAINTENANCE ALARM Depending upon module configuration one or more levels of maintenance alarm may occur based upon a configurable schedule. Example 1 Screen capture from DSE Configuration Suite Software showing the configuration of Maintenance Alarm 1 and Maintenance Alarm When activated, the maintenance alarm can be either a warning (set continues to run) or shutdown (running the set is not possible).
  • Page 99: Scheduler

    Scheduler 8 SCHEDULER The controller contains an inbuilt exercise run scheduler, capable of automatically starting and stopping the set. Up to 16 scheduled start/stop sequences can be configured to repeat on a 7-day or 28-day cycle. Scheduled runs may be on load or off load depending upon module configuration. Example Screen capture from DSE Configuration Suite Software showing the configuration of...
  • Page 100: Front Panel Configuration

    Front Panel Configuration 9 FRONT PANEL CONFIGURATION This configuration mode allows the operator limited customising of the way the module operates. Use the module’s navigation buttons to traverse the menu and make value changes to the parameters: Increase value / next item Previous page Decrease value / next item...
  • Page 101: Accessing The Main Front Panel Configuration Editor

    Front Panel Configuration 9.1 ACCESSING THE MAIN FRONT PANEL CONFIGURATION EDITOR Ensure the engine is at rest and the module is in STOP mode by pressing the Stop/Reset button. Press the Stop/Reset and Info buttons simultaneously. If a module security PIN has been set, the PIN number request is then shown : Press , the first ‘#’...
  • Page 102: Editing A Parameter

    NOTE: - The PIN number is automatically reset when the editor is exited (manually or automatically) to ensure security. NOTE: - More comprehensive module configuration is possible using the DSE7400 series PC configuration software. Please contact us for further details.
  • Page 103: Adjustable Parameters

    Front Panel Configuration 9.2 ADJUSTABLE PARAMETERS Front Panel Configuration Editor. For descriptions of the parameters, you are referred to The DSE series Configuration Suite Manual, DSE Part 057-160. Section Parameter As Shown On Display Values Contrast Display Language English, others. Current Date and Time hh:mm LCD Page Timer...
  • Page 104: Accessing The 'Running' Configuration Editor

    Front Panel Configuration 9.3 ACCESSING THE ‘RUNNING’ CONFIGURATION EDITOR The ‘running’ editor can be entered while the engine is running. All protections remain active if the engine is running while the running editor is entered. Press and hold the button to enter the running editor. 9.3.1 EDITING A PARAMETER Enter the editor as described above.
  • Page 105: Commissioning

    Commissioning and Fault Finding 10 COMMISSIONING 10.1 PRE-COMMISSIONING Before the system is started, it is recommended that the following checks are made:- • The unit is adequately cooled and all the wiring to the module is of a standard and rating compatible with the system.
  • Page 106: Fault Finding

    Commissioning and Fault Finding 11 FAULT FINDING 11.1 STARTING SYMPTOM POSSIBLE REMEDY Unit is inoperative Check the battery and wiring to the unit. Check the DC supply. Check the DC fuse. Read/Write configuration does not operate Unit shuts down Check DC supply voltage is not above 35 Volts or below 9 Volts Check the operating temperature is not above 70°...
  • Page 107: Alarms

    Commissioning and Fault Finding 11.3 ALARMS SYMPTOM POSSIBLE REMEDY Unit locks out on Emergency If no Emergency Stop Switch is fitted, ensure that a DC positive signal Stop is connected to the Emergency Stop input. Check emergency stop switch is functioning correctly. Check Wiring is not open circuit. Intermittent Magnetic Pick-up Ensure that Magnetic pick-up screen only connects to earth at one sensor fault...
  • Page 108: Communications

    Commissioning and Fault Finding 11.4 COMMUNICATIONS SYMPTOM POSSIBLE REMEDY CAN DATA FAIL Indicates failure of the CAN data link to the engine ECU. Check all wiring and termination resistors (if required). Check the ECU OVERRIDE function detailed in the section entitlted OPERATION elsewhere in this manual.
  • Page 109: Instruments

    Commissioning and Fault Finding 11.5 INSTRUMENTS SYMPTOM POSSIBLE REMEDY Inaccurate generator Check that the CT primary, CT secondary and VT ratio settings are measurements on controller correct for the application. display Check that the CTs are wired correctly with regards to the direction of current flow (p1,p2 and s1,s2) and additionally ensure that CTs are connected to the correct phase (errors will occur if CT1 is connected to phase 2).
  • Page 110: Maintenance, Spares, Repair And Servicing

    12.1 PURCHASING ADDITIONAL CONNECTOR PLUGS FROM DSE If you require additional plugs from DSE, please contact our Sales department using the part numbers below. 12.1.1 PACK OF PLUGS Module type Plug Pack Part Number DSE7400 100-400-86 12.1.2 INDIVIDUAL PLUGS Module Terminal Designation Plug Description Part No.
  • Page 111: Dsenet Expansion Modules

    DSENet Expansion Modules 12.4 DSENET EXPANSION MODULES NOTE:- A maximum of twenty (20) expansion modules can be connected to the DSENet®. NOTE:- DSENet® utilises an RS485 connection. Using Belden 9841 (or equivalent) cable allows for the expansion cable to be extended to a maximum of 1.2km. DSE Stock and supply Belden 9841 cable.
  • Page 112: Warranty

    Disposal & Warranty 13 WARRANTY DSE provides limited warranty to the equipment purchaser at the point of sale. For full details of any applicable warranty, you are referred to your original equipment supplier (OEM). 14 DISPOSAL 14.1 WEEE (WASTE ELECTRICAL AND ELECTRONIC EQUIPMENT) Directive 2002/96/EC If you use electrical and electronic equipment you must store, collect, treat, recycle and dispose of WEEE separately from your other waste.
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