Allen-Bradley 1756-IB32/B ControlLogix 32-Channel DC Input Module

Allen-Bradley 1756-IB32/B High-Density DC Input Module

Disponibilidad: 9 Quedan en stock

The Allen-Bradley 1756-IB32/B is a high-density digital DC input module engineered for the ControlLogix platform. As a Series B revision,...

Código: 1756-IB32/B

Manufacturer: Allen-Bradley
Product No.: 1756-IB32/B
Product Type: Digital Input Module
Product Origin: USA
Payment:T/T, Western Union
Weight: 230g
Shipping port: Xiamen
Warranty: 12 months

Descripción Reseñas

The Allen-Bradley 1756-IB32/B is a high-density digital DC input module engineered for the ControlLogix platform. As a Series B revision, this module provides 32 sinking input channels, enabling efficient integration of discrete 24V DC field devices such as limit switches, sensors, and pushbuttons into your automation architecture. By consolidating 32 points into a single chassis slot, this module optimizes rack space while providing robust signal isolation and noise immunity between field devices and the controller backplane.

Features

32-channel high-density digital input capacity.
Sinking input configuration with two independent groups of 16 channels each.
Optimized for 12/24V DC applications with a wide operating range of 10 to 31.2V DC.
Compatible with standard ControlLogix RTB options, including cage clamp and spring clamp variants.
Supports electronic keying to prevent incorrect module insertion and configuration errors.
Low power dissipation design suitable for high-density chassis environments.

Applications

This module is widely utilized in industrial control systems requiring high-point-count digital monitoring. It is ideal for monitoring status signals in manufacturing lines, material handling systems, and process control applications where space-efficient I/O density is required within a ControlLogix rack.

Technical Specifications

Model	1756-IB32/B
Inputs	32 channels
Grouping	2 isolated groups of 16
Voltage Range	10 to 31.2V DC
On-State Current	4.8 mA at 10V to 5.5 mA at 31.2V
Off-State Voltage	5V DC (max)
Power Dissipation	6.2 Watts (max)
Backplane Current	120 mA at 5.1V DC; 2 mA at 24V DC
Operating Temp	0 to 60 degC

Installation Guidelines

Ensure the ControlLogix chassis is powered down before inserting or removing the module to prevent electrical damage.
Use compatible 1756-TBCH or 1756-TBSH terminal blocks for secure field wiring.
Maintain proper cable routing to minimize EMI; keep signal wires separated from high-voltage power lines.
Verify that the sinking input configuration matches your field device wiring (DC+ source).
Ensure the module is fully seated in the chassis slot and the locking latch is engaged.

FAQ

Is this module compatible with Series A systems? The 1756-IB32/B is a Series B revision. While it is generally backward compatible with most ControlLogix backplanes, always verify your specific controller firmware requirements and project configuration in Studio 5000.

What is the purpose of the two input groups? The two groups of 16 channels allow for electrical segmentation, meaning you can power the two groups from separate 24V DC supplies to prevent a single field-side fault from affecting the entire module.

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