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00-02-0695 

 

12-06-11 

 

Section 50

 

 

 

Interchange™ Comm Control 

Module, MX4 Series  

 

Installation and Operations Manual 

Summary of Contents for MX4 Series

Page 1: ...00 02 0695 12 06 11 Section 50 Interchange CommControl Module MX4Series InstallationandOperationsManual ...

Page 2: ...ling BEFORE BEGINNING INSTALLATION OF THIS MURPHY PRODUCT READ AND FOLLOW ALL INSTALLATION INSTRUCTIONS EXPLOSION HAZARD SUBSTITUTION OF COMPONENTS MAY IMPAIR SUITABILITY FOR CLASS 1 DIVISION 2 EXPLOSION HAZARD WHEN IN HAZARDOUS LOCATIONS TURN OFF POWER BEFORE REPLACING OR WIRING MODULES EXPLOSION HAZARD DO NOT DISCONNECT EQUIPMENT UNLESS POWER HAS BEEN SWITCHED OFF OR THE AREA IS KNOWN TO BE NON ...

Page 3: ...l Module Series 1 MX4 Thermocouple MPU 1 Product Dimensions and Mounting 1 Accessories 1 Specifications 1 MX4 Installation Instructions 1 Installation Diagram 2 MX4 Jumper Configuration 4 Communications 6 MX4 Expansion Module Modbus RTU Description 7 ...

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Page 5: ...CSA C US Listed Class I Div 2 Groups B C D The MX4 module adds thermocouple input ability to the master It can read up to 18 thermocouples and 1 mpu Product Dimensions and Mounting Accessories MX4 Plug Kit 00030867 Printed Terminal Plugs for MX4 Expansion I O Module Specifications Operating Temperature 40 to 85 C 185 F Storage Temperature 40 to 85 C 185 F Power Input Voltage 10 to 32 VDC 30W max M...

Page 6: ...Section 50 00 02 0695 12 06 11 2 Installation Diagram ...

Page 7: ...Section 50 00 02 0695 12 06 11 3 ...

Page 8: ... provides a termination resistor for the CAN communication chain This jumper must be in place only when the I O module is the last in the communication chain See control panel drawings for designation The cover of the MX4 must be removed to access this jumper link LK1 Refer to the Communications chapter in this document ...

Page 9: ...st in the communication chain See control panel drawings for designation The cover of the MX4 must be removed to access this jumper link LK2 Refer to the Communications chapter in this document C Communication Address Select Shunts Comm Address LK3 These jumpers allow you to assign a unique address to each MX4 that may be in the system This allows the master controller to differentiate between the...

Page 10: ... pair cable with 120 ohm impedance suitable for RS485 networks These networks are 2 wire half duplex and feature an A terminal 49 B terminal 50 and SHD shielded ground connection The A terminal is the or non inverting signal and the B terminal is the or inverting signal These signal lines will take turns transmitting and receiving depending on the device using the RS485 network at any given instan...

Page 11: ... USB to RS232 adapters are also readily available Testing for RS485 traffic can be done using a PC equipped with any Modbus RTU Master software and a serial interface converter that can convert RS232 traffic to RS485 The PC in this case would serve as the Modbus RTU master in lieu of an external controller MX4 Expansion Module Modbus RTU Description Modbus Register Description Read Write Range Dat...

Page 12: ...iltered Temperature thermocouple 2 R 2000 to 25000 deg F X10 40047 Filtered Temperature thermocouple 3 R 2000 to 25000 deg F X10 40048 Filtered Temperature thermocouple 4 R 2000 to 25000 deg F X10 40049 Filtered Temperature thermocouple 5 R 2000 to 25000 deg F X10 40050 Filtered Temperature thermocouple 6 R 2000 to 25000 deg F X10 40051 Filtered Temperature thermocouple 7 R 2000 to 25000 deg F X10...

Page 13: ...eg F X10 40079 Temperature thermocouple 13 R 2000 to 25000 deg F X10 40080 Temperature thermocouple 14 R 2000 to 25000 deg F X10 40081 Temperature thermocouple 15 R 2000 to 25000 deg F X10 40082 Temperature thermocouple 16 R 2000 to 25000 deg F X10 40083 Temperature thermocouple 17 R 2000 to 25000 deg F X10 40084 Temperature thermocouple 18 R 2000 to 25000 deg F X10 40085 40087 Factory Use R 40088...

Page 14: ...rature input 17 type R W 0 1 0 J 1 K 40105 Temperature input 18 type R W 0 1 0 J 1 K 40106 Cold junction 1 temperature offset R W 32768 to 32767 deg F 40107 Cold junction 2 temperature offset R W 32768 to 32767 deg F 40108 Factory Use R 40109 Communication timeout R W 0 65535 time in seconds 40110 Modbus DTR R W 0 1 set state of signal 40111 40115 Factory Use R ...

Page 15: ... in the MX4 The device reading these values must perform some sort of averaging to filter out sporadic erroneous reading Register 40067 40084 Value Description Registers 40 067 40 084 are read only registers The values returned in these registers are signed 16 bit data These channels are the median average readings from the source device This will require approximately 400ms for an accurate readin...

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