Allen-Bradley 1746-IO8 SLC 500 Combination I/O Module

Allen-Bradley 1746-IO8 SLC 500 Combination Input/Output Module

Availability: 5 left in stock

DescriptionThe Allen-Bradley 1746-IO8 is a combination input/output module designed for the SLC 500 programmable logic controller system. This module provides...

SKU: 1746-IO8

Manufacturer: Allen-Bradley
Product No.: 1746-IO8
Product Type: PLC I/O Module
Product Origin: USA
Payment:T/T, Western Union
Weight: 200g
Shipping port: Xiamen
Warranty: 12 months

Description Reviews

Description

The Allen-Bradley 1746-IO8 is a combination input/output module designed for the SLC 500 programmable logic controller system. This module provides a space-efficient solution for applications requiring a mix of digital inputs and relay outputs within a single slot of the SLC 500 chassis. It features 4 AC input channels and 4 relay output channels, making it suitable for interfacing with various field devices such as sensors, switches, and actuators.

Features

Integrated I/O: Combines 4 inputs and 4 relay outputs in a single module.
Compatibility: Designed specifically for the Allen-Bradley SLC 500 platform.
Signal Handling: Supports AC voltage operation for industrial control environments.
Reliable Switching: Integrated relay outputs provide isolation and high-current switching capability for field loads.

Technical Specifications

Product Model	1746-IO8
Module Type	Combination Input/Output
Operating Voltage	85-132V AC
Number of Inputs	4
Number of Outputs	4 (Relay)
Signal Delay	35-45 ms
Output Current (24V DC)	1.2 A
Manufacturer	Allen-Bradley

Installation Guidelines

Power Down: Always disconnect power from the SLC 500 chassis before inserting or removing any I/O module to prevent electrical damage or unexpected system behavior.
ESD Precautions: Handle the module by its edges and avoid touching the backplane connector pins to prevent electrostatic discharge damage.
Mounting: Ensure the module is fully seated in the chassis slot and secured using the top and bottom retaining screws to maintain proper electrical contact and mechanical stability.
Wiring: Use appropriate wire gauges for the terminal blocks and ensure all connections are tight. Route signal cables away from high-voltage power lines to minimize electromagnetic interference (EMI).
Grounding: Ensure the SLC 500 chassis is properly grounded according to local electrical codes to provide a stable reference and noise immunity.

FAQ

Is the 1746-IO8 still in production?
No, the 1746-IO8 has been discontinued by the manufacturer. We offer these units as refurbished or surplus spare parts to support legacy systems.

Can I use this module with any SLC 500 processor?
The 1746-IO8 is compatible with standard SLC 500 chassis-based systems. Please verify your specific processor and chassis configuration to ensure slot availability and power supply capacity.

What's clients say about us

Excellent Emergency Support!

Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.

Mark Thompson

Maintenance Manager, USA

Reliable Source for New Spares

Finding brand new, original modules is critical for our safety. This team delivers factory-fresh components with full certification. Their commitment to only selling new products makes them our most trusted partner.

Robert Hoffmann

Engineering Lead, Germany

Top-tier Service and Quality

We have sourced Honeywell and Schneider parts here for two years. Every shipment arrives well-packaged with original factory seals intact. Clear communication and the best lead times in the industry.