OVERVIEW

Official designation: Allen-Bradley 1794-OA16 (Flex I/O, AC Digital Output Module)

This module provides sixteen non-isolated channels for controlling 120V AC devices.

It delivers reliable AC signal control for high-density distributed I/O systems.

KEY SPECS SUMMARY

Power: 5V DC (FlexBus), 30 mA max

Interfaces / Ports: 16 AC output channels

Indicators: 16 channel status LEDs

Operating Temp: 0 to 55 degrees C

Platform / Compatibility: Flex I/O, open style

Limit: 74–132V AC output range

Lifecycle: Active, generally supported

FREQUENTLY ASKED QUESTIONS

Technical Specifications:

Q: What is the maximum output current rating per channel for the 1794-OA16 module?

A: The module supports a maximum continuous current of 1.0 A per channel.

Wiring & Installation:

Q: Which terminal base is necessary for mounting the 1794-OA16 digital output module?

A: Refer to the latest manufacturer manual.

Troubleshooting & Compatibility:

Q: What is the meaning of the 16 green LEDs on the front face of the module?

A: Each green LED indicates the real-time status of its corresponding output channel.

Replacement & Upgrades:

Q: What is the primary function of using a Flex I/O module in a distributed automation system?

A: It provides localized I/O signal connection close to field devices.