I/O Modules PLC & I/O Modules

Allen-Bradley 1769-AENTR CompactLogix EtherNet/IP Adapter Module

On Request
Brand: Allen-Bradley
Product No. 1769-AENTR
Model 1769-AENTR
Origin US
Condition New
Warranty One Year

The Allen-Bradley 1769-AENTR is a CompactLogix communication module with dual Ethernet ports, supporting DLR, linear, and star topologies for scalable I/O control.

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Product Description

Technical Specifications Breakdown

Key parameters for the 1769-AENTR are listed below for quick reference:

Feature Specification
Product Type CompactLogix Ethernet IP Adapter
Communication Ports Two (2) Ethernet I/P
Topologies Star, Linear, Device Level Ring (DLR)
Logical Connections 128 connections
TCP/IP Connections 96
Communication Rate 10/100 Mbps
Backplane Current 500 mA at 5V
Slot Width 1
Weight 0.280 kg (0.61 lb)
Dimensions 118 x 50 x 87 mm (4.65 x 1.97 x 3.43 in.)

Industry Applications

Machine Building and Equipment Manufacturing

This module helps machine builders achieve consistent performance by simplifying I/O architecture. With support for up to 128 EtherNet/IP connections and 96 TCP/IP connections, it enables scalable control without requiring multiple platforms.

System Migration and Upgrade

For users upgrading to newer CompactLogix controllers, the 1769-AENTR allows reuse of existing 1769 I/O systems, protecting prior investments. This reduces spare parts inventory and lowers migration costs.

Enterprise Connectivity

Using a single EtherNet/IP network, the module facilitates communication with HMI devices, SCADA systems, and other controllers. It supports linear and DLR topologies for flexible network design.

Figure 2: Technical layout and connection details for the Allen-Bradley 1769-AENTR industrial automation component.

Installation and Setup Guidance

Mount the 1769-AENTR on a DIN rail using the integrated clip. It occupies one slot in the CompactLogix chassis. Configure the hardware IP address using the rotary switches on the module. Use RJ45 connectors per IEC 60603-7 and Category 5e minimum cable per TIA 568-B.1 for Ethernet connections. Ensure the backplane current draw of 500 mA at 5V DC is within the power supply capacity.

Maintenance and Reliability

Periodically inspect the module for dust accumulation and ensure adequate ventilation around the DIN rail enclosure. Verify that Ethernet cables are securely connected and free from damage. The module carries certifications including c-UL-us, CE, RCM, Ex, KC, and EtherNet/IP, supporting reliable operation in diverse environments.

Streamlining Control Architecture with the 1769-AENTR

It allows connection to Ethernet networks via the built-in Two (2) Ethernet communication ports, functioning as an embedded switch and supporting Linear, Star and Device Level Ring (DLR) topologies. This module supports transmission speed of 10/100 Mbps and 128 logical communications.

Figure 1: Front view of the Allen-Bradley 1769-AENTR industrial automation component showing its physical design and enclosure.

Compatibility and Integration

The 1769-AENTR is fully compatible with the CompactLogix platform and Bulletin 1769 Compact I/O series. It communicates via EtherNet/IP and supports messaging functions with PanelView HMIs, SCADA systems, and other controllers. The dual Ethernet ports enable embedded switch functionality for linear, star, or DLR topologies.

Selection Guide and Purchasing Advice

When selecting the 1769-AENTR, verify that your application requires up to 128 logical connections and 96 TCP/IP connections. AutoDCSTech offers this module along with technical support to ensure a smooth integration.

Troubleshooting and Common Issues

If the module does not establish network communication, check the rotary switch IP address settings and ensure the Ethernet cable meets Category 5e specifications. Verify that the backplane current draw does not exceed the power supply rating. For persistent issues, consult the module's diagnostic LEDs and reference the user manual for error codes.

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Availability & Condition at AutoDCSTech

Part Number1769-AENTR
AvailabilityIn Stock
ConditionNew
WarrantyOne Year
OriginUS

Frequently Asked Questions

Technical Specifications

Product Type I/O Modules
SKU / Part Number 1769-AENTR
Model 1769-AENTR
Country of Origin US
Condition New
Warranty One Year
Stock Status On Request
Instruction Manual 1783990918-Allen-Bradley_1769-AENTR_Manual

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