1756-EN2T | Allen Bradley ControlLogix EtherNet/IP Communication Module

Product Description

The Allen Bradley 1756-EN2T is a ControlLogix Ethernet communication module engineered to provide high-speed EtherNet/IP connectivity for industrial automation systems. With integrated RJ-45 and USB ports, it supports flexible communication and programming options. Designed for installation in any chassis slot, the module delivers reliable performance with robust electrical ratings and efficient thermal management.

Technical Specifications

• Manufacturer Allen Bradley

• Product Line ControlLogix 1756 Series

• Product Type Ethernet Communication Module

• Part Number 1756-EN2T

• Weight 0.56 lbs (0.26 kg)

• Communication Protocol EtherNet/IP

• Communication Rate 10/100 Mbps

• Integrated Ports

• 1 × RJ-45 Ethernet

• 1 × USB 1.1 (programming only)

• Insulation Voltage 30 V continuous

• Current Draw 1 A nominal, 1.2 A max

• Slot Width 1

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

• Storage Temperature –25–60 °C (–13–140 °F)

• Power Dissipation 6.2 W

• Thermal Dissipation 21.28 BTU/hr

Application Scenarios

• High-speed EtherNet/IP networking in ControlLogix systems

• Distributed automation requiring reliable Ethernet communication

• Programming and diagnostics via USB interface

FAQ

Q: What communication speed does the 1756-EN2T support?  A: It supports 10/100 Mbps EtherNet/IP communication.

Q: How many ports are available on the module?  A: One RJ-45 Ethernet port and one USB 1.1 port for programming.

Q: Can the module be installed in any chassis slot?  A: Yes, it is designed for installation in any ControlLogix chassis slot.

Comparable Models

• 1756-EN2T: Standard EtherNet/IP communication module (this model)

• 1756-ENBT: Basic Ethernet communication module

• 1756-EN3TR: Enhanced EtherNet/IP module with dual ports