Rockwell Automation 1746-INT4 Thermocouple/MV Isolated/ User Manual - Manual (Page 4)

Publication 1746-UM614B-EN-P - September 2007
4 Table of Contents
Chapter 7
Ladder Programming Examples Processor Basics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Load Channel Configurations for Transfer to the Module . . . 58
Change a Channel Configuration . . . . . . . . . . . . . . . . . . . . . 59
Verify Changes to a Channel Configuration . . . . . . . . . . . . . 61
Process a Channel Input with the PID Instruction . . . . . . . . . 62
Monitor Channel Status Bits . . . . . . . . . . . . . . . . . . . . . . . . . 63
Chapter 8
Module Diagnostics and
Troubleshooting Module and Channel Diagnostics. . . . . . . . . . . . . . . . . . . . . 65
LED Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 66
Replacement Parts. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 70
Contacting Rockwell Automation . . . . . . . . . . . . . . . . . . . . . 70
Chapter 9
Application Programming
Examples Basic Example
(to display a temperature) . . . . . . . . . . . . . . . . . . . . . . . . . . 71
Supplementary Example (select display in °C or °F) . . . . . . . 73
Appendix A
Module Specifications Electrical Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Physical Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 79
Environmental Specifications . . . . . . . . . . . . . . . . . . . . . . . . 80
Input Specifications. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Appendix B
Channel Configuration
Worksheets Appendix C
Thermocouple Descriptions J Type Thermocouple
(iron versus copper-nickel ) . . . . . . . . . . . . . . 97
K Type Thermocouple (nickel-chromium versus
nickel-aluminum) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98
T Type Thermocouple (copper versus copper-nickel
) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
E Type Thermocouple (nickel-chromium versus
copper-nickel ) . . . . . . . . . . . . . . . . . . . . . . . 100
S and R Type Thermocouple S (platinum-10% rhodium
versus platinum)
R (platinum-13% rhodium versus platinum) . . . . . . . . . . . . 101
C and D Type Thermocouples
C (tungsten-5% rhenium versus tungsten-26% rhenium)
D (tungsten-3% rhenium versus tungsten-25% rhenium) . . . 102