Introduction

The Allen Bradley 1746-IO12 Combination I/O Module delivers versatile digital input and output monitoring in a single compact module. Designed for industrial automation, it supports simultaneous input monitoring and output control, optimizing panel space while maintaining high reliability. Fully compatible with Allen-Bradley SLC 500 PLCs, this module is ideal for factory automation, process control, and machinery applications requiring integrated I/O solutions.

Technical Specifications

Parameter	Specification
Module Type	Combination I/O Module
Dimensions (L×W×H)	144.5 × 34.6 × 130.18 mm
Weight	0.295 kg / 0.65 lb
Input Voltage	Standard for SLC 500 digital inputs
Input Type	Digital Signals
Output Type	Digital Signals
Input Channels	8 input points
Output Channels	4 output points
Operating Temperature	0°C to 60 °C
Storage Temperature	-20°C to 70 °C
Mounting	Panel / DIN Rail
Compatibility	Allen-Bradley SLC 500 PLCs

Applications

The Allen Bradley 1746-IO12 Combination I/O Module provides flexible digital input and output capabilities in a single module for SLC 500 PLC systems. Ideal for industrial automation, process control, and machinery applications, it allows operators to monitor inputs while simultaneously controlling outputs, reducing the need for multiple modules and optimizing panel space.

Advantages

Integrated I/O Functionality: Combines both digital inputs and outputs in one module for efficient automation.
Compact & Lightweight: 144.5 × 34.6 × 130.18 mm and 0.295 kg / 0.65 lb for easy panel or DIN rail installation.
Industrial-Grade Reliability: Built to withstand harsh manufacturing and process environments.
SLC 500 PLC Compatibility: Seamless integration with Allen-Bradley SLC 500 controllers.
Simplified Installation: Panel and DIN rail mounting options for quick deployment.

Technical FAQs

How many input and output channels does the module provide?
8 digital input channels and 4 digital output channels.
What type of signals does it support?
Standard SLC 500 digital input and output signals.
Can it detect fast-changing input signals?
Yes, optimized for rapid digital signal detection.
Is it suitable for continuous industrial operation?
Yes, reliable operation between 0–60 °C.
Does it provide diagnostic feedback?
Yes, both input and output status are accessible through the SLC 500 PLC.
Can the module operate all channels simultaneously?
Yes, all inputs and outputs function independently.
Is panel or DIN rail mounting supported?
Yes, the compact design allows flexible installation.
Does it require additional software or firmware?
No, fully managed through the SLC 500 PLC controller.
What is the expected lifespan of the module?
Over 10 years of industrial-grade performance.
Is it suitable for time-sensitive automation tasks?
Yes, provides fast, reliable digital input/output monitoring for responsive control.