Description
Allen-Bradley 1756-IR12 High-Precision RTD Input Module
Core Function
12-channel RTD input module for industrial temperature monitoring. Delivers 24-bit resolution for precise measurements in ControlLogix systems.
Key Technical Data
- Brand: Allen-Bradley (Rockwell Automation)
- Model: 1756-IR12
- Input Type: 3-wire RTD
- Channels: 12 non-isolated
- Resistance Ranges:
- 1-500 Ω
- 2-1000 Ω
- 4-2000 Ω
- 8-4000 Ω
- Resolution: 24-bit precision
- Isolation: 250V continuous
- Temp Range: 0-60°C (32-140°F)
Industrial Measurement Solutions
- Eliminate Calibration Drift: 24-bit resolution maintains accuracy
- Flexible Sensor Support: Handles RTDs from 1Ω to 4000Ω
- Space Optimization: Compact design fits tight control panels
Installation Guide
- Mount in ControlLogix chassis
- Connect 3-wire RTD sensors to terminals
- Configure resistance range in Studio 5000
- Verify readings via controller tags
Compatibility Notes
Works with all ControlLogix chassis. Requires 3-wire RTD sensors only.
Package Contents
- 1756-IR12 module
- Installation documentation
Shipping & Warranty
12-month warranty. Ships globally via FedEx, UPS, or DHL. Delivery in 2-5 business days.
FAQ
Q: Does this support 2-wire RTDs?
A: No, designed for 3-wire RTD connections only.
Q: What RTD types are compatible?
A: Pt100, Pt500, Pt1000, Ni120, and other industrial RTDs.
Q: Is channel isolation provided?
A: No, channels are non-isolated.











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