Allen-Bradley 1746-OA8

Allen-Bradley 1746-OA8 | 8-Channel AC Output Module for SLC 500 Systems

Overview

The Allen-Bradley 1746-OA8 is an 8-point digital output module designed for use with SLC 500 PLC systems. It provides AC output switching for 85–264V AC loads using triac technology. Each output channel is rated for up to 2A, and the module features a removable terminal block (RTB) for simplified wiring and maintenance. It’s ideal for controlling solenoids, pilot lights, and AC contactors in industrial environments.

Key Features

• Output Type: AC (triac)

• Channels: 8 individually isolated outputs

• Voltage Range: 85–264V AC

• Current Rating: 2A per channel max

• Output Delay: 9.0 ms on / 9.0 ms off

• Removable Terminal Block: Included

• Backplane Current Draw: 80 mA @ 5V DC

• Mounting: Standard SLC 500 chassis slot

Technical Specifications

• Catalog Number: 1746-OA8

• Series: SLC 500

• Output Voltage Range: 85–264V AC

• Output Current: 2A per output (max), 8A per module (max)

• Isolation Voltage: 1500V AC (channel to backplane)

• Operating Temp: 0°C to 60°C

• Certifications: UL, CE, CSA

• Dimensions (HxWxD): Approx. 129 x 35 x 118 mm

Applications

• AC load switching for industrial machines

• Pilot lights, solenoids, contactors

• Motor starters and valve actuators

• General-purpose I/O for manufacturing and process industries

Why Choose the 1746-OA8?

• Reliable AC Control: Triac output design ensures durability

• Compact Integration: Seamlessly installs into SLC 500 chassis

• Field-Proven: Trusted solution for legacy Rockwell control systems

• Serviceable Design: Removable terminal block for fast replacements

• Flexible Load Support: Works with a wide range of AC devices

Order Now

The Allen-Bradley 1746-OA8 is in stock and ready to ship worldwide.