Document Outline

• 1746-UM003A-EN-P, SLC 500 RTD/Resistance Input Module
• Important User Information
• Table of Contents
• Preface
  • Who Should Use This Manual
  • Purpose of This Manual
    • Related Documentation
  • Common Techniques Used in this Manual
  • Rockwell Automation Support
    • Local Product Support
    • Technical Product Assistance
    • Your Questions or Comments on this Manual
• 1 - Overview
  • Description
    • RTD Compatibility
    • Resistance Device Compatibility
    • Hardware Overview
    • General Diagnostic Features
  • System Overview
    • System Operation
    • Module to Processor Communication
• 2 - Installation and Wiring
  • Compliance to Europe Union Directives
    • EMC Directive
  • Safety Considerations
    • Electrostatic Damage
  • Hazardous Location Considerations
  • Power Requirements
  • Module Location in Chassis
    • Modular Chassis Considerations
    • Fixed Expansion Chassis Considerations
    • General Considerations
  • Module Installation and Removal
    • Removing the Terminal Block
    • Installing the Module
    • Removing the Module
  • Terminal Wiring
    • Wiring Considerations
    • Wiring Resistance Devices (Potentiometers) to the Module
    • Wiring Input Devices to the Module
  • Calibration
    • Factory Calibration
    • Autocalibration
    • Single-Point Calibration
• 3 - Preliminary Operating Considerations
  • Module ID Code
  • Module Addressing
    • Output Image - Configuration Words
    • Input Image - Data Words and Status Words
  • Channel Filter Frequency Selection
    • 1746-NR8 Channel Step Response
    • Effective Resolution
    • Channel Cut-Off Frequency
    • Channel Autocalibration
    • Update Time and Scanning Process
    • Input Response
    • Output Response
• 4 - Channel Configuration, Data, and Status
  • Channel Configuration
  • Channel Configuration Procedure
    • Configure Each Channel
    • Enter the Configuration Data
    • Input Type Selection (Bits 0 through 3)
    • Data Format Selection (Bits 4 and 5)
    • Broken Input Selection (Bits 6 and 7)
    • Temperature Units Selection (Bit 8)
    • Filter Frequency Selection (Bits 9 and 10)
    • Channel Enable Selection (Bit 11)
    • Excitation Current Selection (Bit 12)
    • Calibration Disable (Bit 13)
    • Lead Resistance Measurement Enable (Bits 14 and 15)
  • Channel Data Word
  • Channel Status Checking
    • Input Type Status (Bits 0 through 3)
    • Data Format Status (Bits 4 and 5)
    • Broken Input Status (Bits 6 and 7)
    • Temperature Units Status (Bit 8)
    • Channel Filter Frequency (Bits 9 and 10)
    • Channel Enable Status (Bit 11)
    • Calibration Error (Bit 12)
    • Broken Input Error (Bit 13)
    • Out-Of-Range Error (Bit 14)
    • Configuration Error (Bit 15)
• 5 - Ladder Programming Examples
  • Device Configuration
  • Initial Programming
  • Dynamic Programming
  • Verifying Channel Configuration Changes
  • Interfacing to the PID Instruction
  • Using the Proportional Counts Data Format with the User-set Scaling (Class 3)
  • Monitoring Channel Status Bits
  • Invoking Autocalibration
• 6 - Module Diagnostics and Troubleshooting
  • Module Operation vs. Channel Operation
  • Power-Up Diagnostics
  • Channel Diagnostics
  • LED Indicators
  • Error Codes
    • Channel Status LEDs (Green)
    • Module Status LED (Green)
  • Replacement Parts
  • Contacting Rockwell Automation
• 7 - Application Examples
  • Basic Example
    • Channel Configuration
    • Program Listing
  • Supplementary Example
    • Channel Configuration
    • Program Setup and Operation Summary
    • Program Listing
• A - Specifications
  • Electrical Specifications
  • Physical Specifications
  • Environmental Specifications
  • Input Specifications
  • Module Accuracy RTD Temperature Ranges, Resolution, and Repeatability
  • RTD Accuracy and Temperature Drift Specifications
  • Resistance Device Compatibility
  • Cable Specifications
  • RTD Standards
• B - Configuration Worksheet for RTD/Resistance Module
• Glossary
• Index
• Back Cover