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1756-IB32

Digital input module
In Stock

Product Information:

ControlLogix series

Input module

Digital DC type

32 input channels


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Technical specifications for 1756-IB32

  • Manufacturer:
    Allen-Bradley
  • Product Category:
    PLC System
  • Spare Part Number:
    1756IB32
  • Estimated shipping dimensions:
    3.5x14x14.5cm
  • Weight:
    0.21 kg
  • Tariff Code:
    8537101190
  • Country of origin:
    USA
  • Place of shipment:
    Xiamen, Fujian, China
  • Module Type:
    Digital DC Input
  • No. of Inputs:
    Thirty-Two (32) Inputs
  • Input Voltage:
    12-24 Volts DC Sink
  • Operating Voltage Range:
    10-31.2 Volts DC
  • Maximum Input Current, Off-State:
    1.5 milliamperes
  • Minimum Operating Current:
    2 milliamperes at 10 Volts DC
  • Input Delay Time, ON to OFF:
    Hardware delay: 420 µs max + filter time
  • Thermal Dissipation:
    21.1 BTU/hr @ 60 °C (140 °F)
  • Stock:
    30

Revisions

Revision Part #

Also known as

1756-IB32/A
1756-IB32 Ser A, Series A, Rev A
1756-IB32/B
1756-IB32 Ser B, Series B, Rev B

Information

Overview Manuals Main Features

Features:

  • Input module designed for use within the ControlLogix series
  • It offers a total of 32 inputs, 16 in each group
  • The 1756-IB32 can accommodate a wide operating voltage range of 10 to 31.2 volts DC
Provides powerful functionality for a wide range of control applications. It supports 32 individual inputs, configurable to a group of up to 16 inputs. The module operates from 10V to 31.2V DC, accommodating various signal requirements. At a 5.1V input voltage, the module draws 120mA; while at a 24V input voltage, the current is only 2mA.

This module boasts exceptional energy efficiency, with a total backplane power consumption of only 0.66W. At an operating temperature of 60°C, the maximum power consumption is 6.2W, and the heat dissipation is 21.1 BTU/hour. Furthermore, this input module features enhanced performance, with a maximum shutdown voltage limit of 5V and a maximum shutdown current limit of 2.27mA.

The 1756-IB32 Allen Bradley Digital input module may still be available for purchase and support from Moore Automated Company beyond End-Of-Life (EOL) by the manufacturer (OEM).
Allen Bradley 1756-IB32 Digital input module Manuals(Datasheets), Link Important Notice: Other accessories, manuals, cables, calibration data, software, etc. are not included with this equipment unless listed in the above stock item description. All prices are shown in USD.
Regarding operating thresholds, the on-state current must be at least 4.8 mA (achievable at 10 V DC), while the peak on-state current can reach 5.5 mA at 31.2 V DC. The device can withstand inrush currents up to 250 mA without issues, enabling flexible operation in dynamic environments. The input impedance at maximum voltage is 5.67 kΩ. The input module features an open-casing design for easy access and installation, allowing integration into large control systems.

Ask our team:

  • What is this module?
    A 1756‑IB32 is a 32‑point 24V DC digital input module for ControlLogix.
  • What is its main function?
    Reads the ON/OFF status of 32 field devices (e.g., sensors, switches) into the controller.
  • What are its key features?
    Operating Voltage Range:10-31.2 Volts DC
  • How is it configured?
    Configured in Studio 5000 under the I/O configuration of the ControlLogix chassis.
  • What if an input point is not working?
    Check field wiring and sensor power, verify the LED status, and ensure the correct module is configured in the project.
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Moore Disclaimer: Moore Automated's sales automation equipment and related solutions are intended for industrial automation and business operational efficiency improvement purposes only. Product information, technical parameters, and application cases are for reference only and do not constitute an absolute guarantee of performance for any specific industry, scenario, or final application. Actual equipment performance may vary depending on factors such as the usage environment, system integration method, and maintenance conditions. Users should confirm compatibility and safety based on professional technical assessments. Moore Automated assumes no liability for any direct or indirect losses caused by improper use, modification, or failure to operate according to specifications, to the extent permitted by law.