Allen-Bradley 1794-OA8I

Allen-Bradley 1794-OA8I

Overview

The Allen-Bradley 1794-OA8I is an 8-point AC digital output module from the FLEX I/O family, supporting isolated 120/240V AC outputs. Designed for use in distributed I/O architectures, this module provides reliable control for high-voltage devices, with each output channel individually isolated to minimize electrical noise and improve safety.

Key Features

• Output Channels: 8 individually isolated

• Voltage Range: 85–264V AC

• Output Type: Digital sourcing

• Output Current: 1 A per channel

• FLEX I/O Platform: Compact, distributed control

• Indicators: Individual status LEDs per output

• Terminal Base Compatibility: Requires 1794-TB3, 1794-TB3S, or equivalent

Technical Specifications

• Catalog Number: 1794-OA8I

• Isolation Voltage: 250V (between channels)

• Frequency: 47–63 Hz

• Power Dissipation: 6.4 W max

• Backplane Current Load: 40 mA @ 5V DC

• Mounting: DIN rail

• Operating Temp: 0°C to +55°C

• Storage Temp: -40°C to +85°C

• Certifications: UL, CE, CSA, Class I Div 2

Applications

• Distributed motor starters

• Lighting systems and actuators

• Packaging and sorting machinery

• Remote output control in process systems

• High-voltage switching in industrial environments

Why Choose the 1794-OA8I

• Isolated Outputs: Reduces cross-talk and improves system reliability

• Compact FLEX Design: Saves space in control cabinets

• Versatile Installation: Ideal for distributed I/O systems

• High Voltage Support: Handles both 120V and 240V AC loads

• Reliable Output Performance: With diagnostic indicators for troubleshooting

Order Now

The Allen-Bradley 1794-OA8I AC digital output module is available and ships worldwide.