Allen-Bradley 1746-OA16 | SLC500 Digital AC Output Module

Overview

The Allen-Bradley 1746-OA16 is a Digital AC Output Module for the SLC500 controller family. It provides sixteen AC output channels arranged in two groups of eight, delivering reliable 120–240 VAC signals for industrial automation tasks.

Technical Specifications

• Manufacturer / Brand: Rockwell Automation / Allen-Bradley

• Part Number: 1746-OA16

• Series / Module Type: SLC500 / Digital AC Output Module

• Number of Outputs: 16 outputs

• Output Voltage: 120/240 VAC

• Operating Voltage Range: 85–264 VAC

• Continuous Current per Point: 0.5 A @ 30°C, 0.25 A @ 55°C

• Maximum Continuous Current per Module: 8 A @ 30°C, 4 A @ 60°C

• Current Draw at 5.1 VDC Backplane: 0.370 A

• Output Delay: 11 ms OFF to ON, 1 ms ON to OFF

• Step Response: 60 ms in, 2.5 ms out

• Ambient Operating Temperature: 32–140°F (0–60°C)

• UPC: 10662468067062

• UNSPSC: 32151705

Performance and Reliability

The 1746-OA16 module ensures precise control with minimal delay and leakage current. Its robust design allows continuous operation under varying temperatures while maintaining consistent output voltage.

Installation and Compatibility

This module occupies a single SLC500 chassis slot and consumes 16-bit I/O memory. It supports local and remote I/O installation on SLC500 PLCs, as well as CompactLogix and ControlLogix PACs, enabling flexible deployment in industrial systems.

Industrial Applications

With a voltage range of 85–264 VAC and step response optimized for rapid control, the 1746-OA16 is suitable for general-purpose industrial automation. Its high reliability and efficient power handling make it ideal for complex machinery and process control applications.