Allen-Bradley 1738-ACNR

Allen-Bradley 1738-ACNR | ArmorPoint ControlNet Redundant Communication Adapter with TNC Connectors

Overview

The Allen-Bradley 1738-ACNR is an ArmorPoint I/O ControlNet adapter designed to provide redundant communication for distributed I/O systems. Featuring dual TNC-style connectors for ControlNet A and B channels, this adapter ensures reliable and continuous network connectivity. Its IP67-rated sealed housing makes it suitable for harsh industrial environments without the need for additional enclosures.

Key Features

• Redundant ControlNet Communication:

  • Dual TNC connectors for primary (A) and secondary (B) channels

  • Supports redundant media configurations for enhanced reliability

• Robust Industrial Design:

  • IP67-rated for protection against dust and water ingress

  • Suitable for use in demanding environments without additional enclosures

• High I/O Capacity:

  • Supports up to 63 ArmorPoint I/O modules

  • Provides 1.0A of backplane current; expandable with 1738-EP24DC modules

• Integrated Power Supply:

  • Operates on 24V DC input voltage

  • Consumes a maximum of 10.2W at 28.8V DC

• Diagnostic Indicators:

  • LED indicators for Adapter Status, PointBus Status, ControlNet A and B Status, System Power, and Adapter Power

Technical Specifications

• Model: 1738-ACNR

• Communication Protocol: ControlNet

• Connectors:

  • Two TNC-style for ControlNet A and B

  • One mini-style for auxiliary power

• Power Requirements:

  • Input Voltage: 24V DC (10–28.8V DC range)

  • Inrush Current: 6A max for 10ms

  • Field Side Power: 425mA @ 24V DC

• Environmental Ratings:

  • Operating Temperature: -20°C to +60°C (-4°F to +140°F)

  • Storage Temperature: -40°C to +85°C (-40°F to +185°F)

  • Relative Humidity: 5% to 95% non-condensing

  • Shock: 30g operating, 50g non-operating

  • Vibration: 5g @ 10–500Hz

• Dimensions:

  • Height: 4.41 in (112 mm)

  • Width: 2.83 in (72 mm)

  • Depth: 2.56 in (65 mm)

• Certifications:

  • UL Listed

  • CE Marked

  • C-Tick

  • ControlNet International conformance tested

Applications

• Distributed I/O Systems:

  • Facilitates reliable communication between controllers and remote I/O modules in industrial automation setups

• Harsh Industrial Environments:

  • Suitable for applications requiring rugged, dust-tight, and water-resistant components

• Redundant Network Configurations:

  • Ideal for systems where network redundancy is critical to maintain continuous operation

Order Now

Available and ships worldwide. Ask about compatible ArmorPoint I/O modules, power extenders, or ControlNet accessories.

NEW product in original sealed packaging. The product may be of older version or design. The packaging may have markings, signs of discoloration, and wear. DDPARTSSOLUTION Warranty: 1 Year. Manufacturer's Warranty and Support NEVER apply