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Rockwell Automation 1746-NT4 SLC 500 Thermocouple/mV Input Module Installation Instructions User Manual

Slc™ 500 4-channel thermocouple/mv input module, Installation instructions

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Publication 1746-IN010D-EN-P - June 2004

Installation Instructions

SLC™ 500 4-Channel Thermocouple/mV Input
Module

(Catalog Number 1746-NT4, Series B)

Inside…............................................................................................Page

For More Information ............................................................................... 3

Hazardous Location Considerations .........................................................4

Environnements dangereux ..................................................................... 4

Overview ...................................................................................................5

Required Tools and Equipment ................................................................ 6

Electrostatic Damage............................................................................... 7

NT4 Power Requirements ........................................................................ 7

Modular Chassis Considerations ............................................................. 7

Fixed Expansion Chassis Considerations................................................. 8

General Considerations ........................................................................... 8

Terminal Block Removal........................................................................... 8

Module Installation and Removal.......................................................... 10

Terminal Wiring...................................................................................... 11

Thermocouple Junctions........................................................................ 12

Wiring Considerations ........................................................................... 13

Wiring Input Devices to the NT4 ........................................................... 15

Cold-Junction Compensation (CJC) ....................................................... 16

Module Addressing................................................................................ 17

Channel Configuration ........................................................................... 17

Specifications ........................................................................................ 19