auto maskin DCU 305 R3 LT Page 35 Installation Manual Download | Manualshive

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Schematic Drawings

Sample Schematic Page 1

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Summary of Contents for DCU 305 R3 LT

Page 1: ...Auto Maskin Installation Manual DCU 305 R3 DCU 305 R3 LT Diesel Engine Control Unit...

Page 2: ...About this manual ii...

Page 3: ...ART AND STOP RELAY OUTPUTS 13 PICKUP SENSORS 14 SWITCH INPUT CHANNELS 14 ANALOGUE INPUT CHANNELS 16 J1939 CAN CONNECTIONS 18 MISCELLANEOUS CONNECTIONS 20 THE AUTOMATIC FUSES ON THE RK 66 MODULE 21 BAC...

Page 4: ...EMATIC PAGE 1 35 SAMPLE SCHEMATIC PAGE 2 36 OPTIONAL RELAY UNIT MK 14 37 OPTIONAL ANALOGUE UNIT AK 6 38 CABLE SPECIFICATION 38 Wire Terminal Tables 40 RK 66 WIRE TERMINAL UNIT 40 RELAY UNIT MK 14 42 A...

Page 5: ...ncluded picture updates Copyright Auto Maskin AS 2014 Information given in this document may change without prior notice This document should not be copied without written permission from Auto Maskin...

Page 6: ...accessories are used and that the installation meet all applicable rules and regulations Note Auto Maskin continuously upgrades its products and reserves the right to make changes and improvements wi...

Page 7: ...ithout CAN bus capability The DCU 305 R3 LT has the physical CAN bus port but there is no support for CAN bus internally Classified system The DCU 305 R3 is classified by the following classification...

Page 8: ...The control unit is configured using a laptop PC with the configuration software Rudolf installed The configuration can be printed and stored on disk Standard system The DCU 305 and the RK 66 is part...

Page 9: ...onnect and use the Rudolf program Just connect the cable between your laptop PC and port P3 on the control unit Discussion of the Rudolf configuration software is beyond the scope of this manual For m...

Page 10: ...y Operation Storage 90 Dry Analogue alarm latency Built in channels Expansion card AK 6 1 sec 5 sec RK 66 relays 120VAC 24VDC 1A 1A Notes 1 The cables on the backpanel add to the overall depth 2 LCD b...

Page 11: ...d and 0V should not be connected together In a ship installation the hull is the ground whilst the battery negative is the 0V In the DCU 305 R3 system 24V and 0V are filtered to ground using special f...

Page 12: ...is enabled This is the same as connecting a jumper over terminals 39 and 40 When OFF no starts are possible A jumper between terminals 39 and 40 will enable start ON 2 When ON bypasses the return path...

Page 13: ...ight disappears if the primary voltage drops below 18V and reappear when the primary voltage rises above 20V 12V supply installations The DCU 305 R3 is a 24V system but can be used in 12V systems usin...

Page 14: ...ed Switch Input Channels The control unit has 12 on off input channels All 12 channels can be fully customised with text delays and instructions to give a Warning Alarm or Shutdown Channel 1 2 3 4 5 6...

Page 15: ...is then connected between Terminal 7 and 0V Wire break detection Channel 1 6 has the ability to detect wire break This is useful in conjunction with the channel being used as a shutdown channel A 10k...

Page 16: ...sed and if used are displayed on the LCD as horizontal bars Note An optional expansion card the AK 6 is available to expand the number of analogue inputs from 5 to 11 Please see page 27 for details Us...

Page 17: ...Shutdown Double line Analogue Sensor Failure The alarm Analogue Sensor Failure appears if an enabled analogue input is not connected or if the signal strength is too low 2mA Instead of a numeric value...

Page 18: ...4 20mA input J1939 CAN connections The CAN bus cable The CAN bus is a high speed data transmission network and requires more from the cable installation than many other signal types The bus consists...

Page 19: ...th cables carrying high voltages high currents or cables connected to inductive loads power relays coil electric engines etc Shielded cables typically reduce the rub off effect by 20dB but do not remo...

Page 20: ...he current alarms Blackout Start When the control unit is set to Standby and receives this signal it will initiate the Automatic Start procedure The number of start attempts is configured in Rudolf Co...

Page 21: ...ed They are activated by connecting the terminal to 0V For available functions see the Rudolf R3 User s Manual The automatic fuses on the RK 66 module The RK 66 wire terminal card has six automatic fu...

Page 22: ...the backup system can act Note The backup system activates if the main microcontroller fails only When the control panel is working normally the backup system is enabled but not activated The working...

Page 23: ...MS 5 is the LS Set S1 A Set S2 5 Overspeed S3 Note The Backup System measures rpm from pickup 1 only Set correct overspeed setpoint by turning the hex switch as follows Switch S3 Value rpm Switch S3 V...

Page 24: ...stop solenoid then deactivates Shutdowns Overspeed Puls Rev LS Puls Rev MS Example of Backup System setting The above example is a system with shutdowns on channel 1 2 and 6 overspeed set to 1760 rpm...

Page 25: ...Adjusting the LCD screen The control unit uses a graphical Liquid Crystal Display The optical performance of the display changes with temperature light conditions and age There is a built in automatic...

Page 26: ...e RPM test mode Follow these steps to enable the RPM Test mode Access the menu and select Overspeed RPM Test Note It is not possible to enable the RPM Test mode unless the control unit is in the Ready...

Page 27: ...ptional MK 14 unit which add 14 relay channels to the DCU 305 R3 The function on each relay is configured using the configuration tool Rudolf R3 All relays can be given any function from an extensive...

Page 28: ...ntrol Unit signals the start motor The genset is cranking On between start attempts also Delayed stop activated The Control Unit has received signal saying the genset will eventually stop Disconnect g...

Page 29: ...bled Standby mode The Control Unit is set to Standby mode Automatic starts can take place Start battery low voltage The engines start battery has low voltage Terminal 1 and 2 Start command externally...

Page 30: ...olf the control unit assumes the AK 6 unit is connected All input channels on the AK 6 are of type 4 20mA Note The update time for the six expansion channels is somewhat longer than for the five stand...

Page 31: ...2 8 7 8 2 9 9 10 2 10 11 12 2 11 13 14 2 For further connection information please see the schematics On the AK 6 connect terminal 27 28 and 29 directly to terminal 27 28 and 29 on the RK 66 Terminal...

Page 32: ...e DCU 305 R3 has the Comli and modbus communication protocol built in It communicates at 9600 baud on its RS232 communication port P3 In order to communicate the control units ID number must be known...

Page 33: ...rk For this to work correctly each of the connected units must have its unique ID number in the range 1 239 This is done using the parameter program Rudolf Further the multi drop net must be an RS 485...

Page 34: ...event log in the control unit can be retrieved with simple means Connect the configuration software to the DCU 305 R3 using the Rudolf cable In the configuration software select Communication Retriev...

Page 35: ...Page 35 44 Schematic Drawings Sample Schematic Page 1...

Page 36: ...Page 36 44 Sample Schematic Page 2...

Page 37: ...Page 37 44 Optional Relay Unit MK 14...

Page 38: ...Page 38 44 Optional Analogue Unit AK 6...

Page 39: ...switch Shielded cable 0 5 mm2 Shield to be connected to GND at both ends 41 44 Relays for Start Stop Shielded cable 0 5 mm2 45 59 Relay outputs Unshielded cable max 2 5 mm2 60 GND Unshielded 2 5 mm2 G...

Page 40: ...5 Referenced to 0V terminal 29 12 Switch input 6 Referenced to 0V terminal 29 13 Switch input 7 Referenced to 0V terminal 29 14 Switch input 8 Referenced to 0V terminal 29 15 Switch input 9 Reference...

Page 41: ...upply to auxiliary start relay 42 To Stop Solenoid 24V Relay K2 24V supply to auxiliary stop relay 43 To Run Solenoid 24V Relay K3 24V supply to auxiliary run relay 44 To Shutdown Solenoid Relay K4 24...

Page 42: ...elay unit MK 14 The functions on these optional relays are user defined using the Rudolf configuration tool Relay Terminal Relay K1 1 Relay 1 C 2 Relay 1 NC 3 Relay 1 NO K2 4 Relay 2 C 5 Relay 2 NC 6...

Page 43: ...NC 39 Relay 13 NO K14 1 40 Relay 14 C1 41 Relay 14 NC1 42 Relay 14 NO1 K14 2 43 Relay 14 C2 44 Relay 14 NC2 45 Relay 14 NO2 Note Relay 14 has two changeover contacts Analogue unit AK 6 Please note th...

Page 44: ...4V supply 10 4 20mA input 11 10 24V supply 12 4 20mA input 13 11 24V supply 14 4 20mA input 15 NC 16 NC 27 Connect to RK 66 terminal 27 28 Connect to RK 66 terminal 28 29 Connect to RK 66 terminal 29...

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