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MicroLogix 1200
User manual
Allen-Bradley MicroLogix 1200 User Manual
Rtd/resistance input module
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Also See for MicroLogix 1200
:
Reference manual
(424 pages)
,
User manual
(162 pages)
,
Installation instructions manual
(20 pages)
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Contents
Table of Contents
Troubleshooting
Bookmarks
Table of Contents
Table of Contents
How to Use this Manual
Manual Contents
Related Documentation
Preface
Who Should Use this Manual
Conventions Used in this Manual
Rockwell Automation Support
Your Questions or Comments on the Manual
Chapter 1 General Description
Overview
RTD Compatibility
Resistance Device Compatibility
Hardware Features
General Diagnostic Features
System Overview
System Operation
Module Operation
Module Field Calibration
Chapter 2 Compliance to European Union Directives
EMC Directive
Low Voltage Directive
Installation and Wiring
General Considerations
Hazardous Location Considerations
Prevent Electrostatic Discharge
Remove Power
Selecting a Location
Power Requirements
Mounting
Minimum Spacing
DIN Rail Mounting
Panel Mounting
System Assembly
Field Wiring Connections
System Wiring Guidelines
RTD Wiring Considerations
Wiring the Finger-Safe Terminal Block
Wire Size and Terminal Screw Torque
Wiring Input Devices to the Module
Wiring Rtds
Wiring Resistance Devices (Potentiometers)
Chapter 3 Module Memory Map
Input Image
Configuration File
Module Data, Status, and Channel Configuration
Accessing Input Image File Data
Input Data File
Input Data Values
General Status Flag Bits (S0 to S3)
Open-Circuit Flag Bits (OC0 to OC3)
Over-Range Flag Bits (O0 to O3)
Under-Range Flag Bits (U0 to U3)
Configuring Channels
Configuration Data File
Channel Configuration
Enabling or Disabling a Channel (Bit 15)
Selecting Data Format (Bits 12 to 14)
Selecting Input/Sensor Type (Bits 8 to 11)
Selecting Temperature Units/Mode (Bit 7)
Selecting Open-Circuit Response (Bits 5 and 6)
Selecting Cyclic Lead Compensation (Bit 4)
Selecting Excitation Current (Bit 3)
Setting Filter Frequency (Bits 0 to 2)
Selecting Enable/Disable Cyclic Autocalibration (Word 4, Bit 0)
Determining Effective Resolution and Range
Determining Module Update Time
Effects of Autocalibration on Module Update Time
Enabled
Effects of Cyclic Lead Wire Compensation on Module Update Time
Calculating Module Update Time with Cyclic Lead Wire Compensation Enabled
Impact of Autocalibration and Lead Wire Compensation on Module Startup
Effects of Autocalibration on Accuracy
Chapter 4 Safety Considerations
Indicator Lights
Activating Devices When Troubleshooting
Stand Clear of the Equipment
Program Alteration
Safety Circuits
Diagnostics and Troubleshooting
Module Operation Vs. Channel Operation
Channel Diagnostics
Invalid Channel Configuration Detection
Out-Of-Range Detection
Open-Wire or Short-Circuit Detection
Power-Up Diagnostics
Non-Critical Vs. Critical Module Errors
Module Error Definition Table
Module Error Field
Extended Error Information Field
Error Codes
Contacting Rockwell Automation
Module Inhibit Function
Appendix A
General Specifications
Input Specifications
Cable Specifications
RTD Standards
1762-IR4 Configuration File
Appendix B
Module Addressing
Configuration Using Rslogix 500 Version 5.50 or Higher
Configuration Using Rslogix 500 Version 5.2 or Lower
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Quick Links
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Rtd Compatibility
2
Installation and Wiring
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Field Wiring Connections
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See also:
Reference Manual
,
User Manual
MicroLogix™ 1200
RTD/Resistance
Input Module
(Catalog Number 1762-IR4)
User Manual
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Table of Contents
Troubleshooting
Diagnostics and Troubleshooting
69
Activating Devices When Troubleshooting
70
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