1756-IB32 series B
1756-IB32 series B
Manufacturer: ALLEN BRADLEY
Condition: New and Unused, Surplus.
Overview of Allen-Bradley 1756-IB32 Series B ControlLogix Digital Input Module
The Allen-Bradley 1756-IB32 is a 32-point discrete digital input module for the ControlLogix system, designed to interface with 12-24 V DC, sinking inputs. The Series B version offers improved performance and reliability with electronic keying and advanced diagnostics. It supports inputs in two groups of 16 points each and integrates easily with ControlLogix chassis using removable terminal blocks.
Key Features of 1756-IB32 Series B
- 32 digital input channels, divided into two groups of 16 inputs.
- Input voltage range: 10 to 31.2 V DC (nominal 24 V DC sink).
- Maximum operating current: 5.5 mA at 31.2 V DC.
- Electronic keying ensures compatibility with chassis and reduces wiring errors.
- Provides programmable input delay times and software-configurable filtering for noise rejection.
- Maximum power dissipation: 6.2 Watts at 60 °C (140 °F).
- Backplane current: 120 mA at 5.1 V DC, 2 mA at 24 V DC.
- Diagnostic features include change-of-state detection, time stamping, and short input detection.
- Designed for mounting with removable terminal block (RTB) or interface module (IFM).
- Operating temperature range: 0 to 60 °C (32 to 140 °F).
- Complies with relevant industrial standards for safety and electromagnetic compatibility.
Technical Specifications
| Specification | Details |
|---|---|
| Number of Inputs | 32 discrete inputs |
| Voltage | 10 to 31.2 V DC nominal 24 V DC sinking |
| Current | Max 5.5 mA at 31.2 V DC |
| Input Delay | Off to On: 380 µs + filter, On to Off: 420 µs + filter |
| Power Dissipation | 6.2 W @ 60 °C |
| Backplane Current | 120 mA at 5.1 V DC, 2 mA at 24 V DC |
| Mounting | ControlLogix chassis with RTB terminal block or IFM interface |
| Diagnostic Functions | Change of state, time stamp, short input detection |
| Operating Temperature | 0 to 60 °C (32 to 140 °F) |
| Dimensions | Single slot, open enclosure type |
| Compliance | Industrial safety and EMC standards |
Applications / Use Cases
The 1756-IB32 Series B input module is ideal for high-density digital input requirements within ControlLogix systems, providing reliable field signal acquisition for discrete sensors and switches in factory automation, material handling, and process control environments.
Price Matching / Price on Inquiry
Price Matching / Price on Inquiry
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Warranty
Warranty
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