Allen-Bradley 1794-ACNR15XT Flex I/O ControlNet Adapter Module

Product Overview

The Allen-Bradley 1794-ACNR15XT is a Flex I/O ControlNet adapter module from the Flex I/O 1794 product line. This adapter enables communication over ControlNet networks, providing a reliable interface for up to 8 I/O modules in distributed control architectures. Designed for demanding industrial environments, this module is approved for use in hazardous locations where vapors, mist, and gases are not likely to occur frequently.

Technical Specifications Breakdown

Key parameters for the 1794-ACNR15XT are listed below for quick reference:

Industry Applications

Typical applications include oil and gas facilities, chemical plants, and other hazardous environments where the T4A North American temperature code and T4 ATEX/IECEx temperature codes are required. The module's 19.2 to 31.2 Volts DC input range allows integration with standard industrial power supplies.

Installation & Setup Guidance

When installing this module, use Category 3 wire for power ports and Category 2 wire for communication ports. For power connections, use 22 to 12 AWG solid/stranded copper wire. The terminal screw torque should not exceed 7 pounds on an inch. Do not disconnect the module in hazardous locations unless power has been removed first. Connections to the module should also not be disconnected until module power has been removed. Protect the module against electrostatic discharge and clean only with a soft anti-static cloth—do not use cleaning agents.

Maintenance & Reliability

Regular inspection of connections and status indicators is recommended. The module provides indicators for displaying the status of the 2 communication ports and I/O status. Periodically verify that the Belden RG-6/U ControlNet cable is properly terminated and undamaged. Keep the module free of dust and moisture in accordance with its hazardous location approvals.

Compatibility & Integration

The 1794-ACNR15XT is part of the Flex I/O 1794 product line and supports communication over ControlNet networks. It integrates with Allen-Bradley ControlNet scanners and controllers. The module supports up to 8 I/O modules, allowing flexible expansion of your distributed I/O system.

Selection Guide & Purchasing Advice

When selecting a ControlNet adapter for hazardous locations, the 1794-ACNR15XT offers proven reliability from Allen-Bradley. Verify current lifecycle status and availability with AutoDCSTech before ordering. AutoDCSTech provides genuine industrial automation parts with expert support to help you choose the right module for your application.