Allen-Bradley 1756-IR6I/A ControlLogix Input Module – Precision Analog Signal Acquisition
Core Summary
The Allen-Bradley 1756-IR6I/A ControlLogix Input Module delivers high-precision analog signal acquisition for industrial automation systems. With six isolated channels, 0.25% accuracy, and 3000V DC isolation, this module ensures reliable data transmission in demanding environments such as manufacturing, energy, and process control.

Key Features
- 6-Channel Analog Input: Supports dual-range 0-20 mA and 0-10 mA current signals for versatile sensor integration.
- High Accuracy: ±0.25% measurement precision ensures minimal error in critical process control applications.
- Wide Operating Range: Functions reliably from -40°C to +70°C, suitable for extreme industrial environments.
- Advanced Electrical Isolation: 3000V DC channel-to-earth isolation protects against voltage spikes and ground loops.
- Efficient Power Use: Low 50mA @ 24VDC consumption reduces system energy demands.
- ControlLogix Compatibility: Seamless integration with Rockwell Automation systems via ControlLogix backplane communication.
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand/Model | Allen-Bradley 1756-IR6I/A |
| Power Requirements | Max 50mA @ 24VDC |
| Operating Temperature | -40°C to +70°C |
| Signal Input Type | Analog Current: 0-20 mA / 0-10 mA |
| Communication Interface | ControlLogix Backplane |
| Isolation Rating | 3000V DC Channel-to-Earth |
Application Fields
Engineered for mission-critical systems, the 1756-IR6I/A excels in applications requiring precise analog monitoring, including:
- Manufacturing process control systems
- Petrochemical plant instrumentation networks
- Power generation turbine monitoring
- Pharmaceutical cleanroom environmental controls
- Automotive assembly line robotics
Its industrial-grade design ensures stable performance in environments with electrical noise, vibration, and temperature extremes.
Our Product Portfolio
We distribute premium industrial control solutions from leading global brands, including:
- ABB: DSQC series robot parts, PM866, AC800PEC
- GE Fanuc: VMIVME-7807, IC698CPE010
- Bently Nevada: 3500/44, 3300/20 proximity systems
- Triconex: 3008, 3721 safety modules
- Foxboro: FCP270, FBM204 control modules
- Woodward: 8521-0312, 9907-167 governors
- Schneider: Modicon Quantum components






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