Allen-Bradley | 1756-EN2T | ControlLogix

Product Description: Allen-Bradley 1756-EN2T

The Allen-Bradley 1756-EN2T is a single-port EtherNet/IP communication module for ControlLogix systems, providing high- speed Ethernet networking for controllers, I/O, and other Ethernet-enabled devices. It is designed for integration within Rockwell Automation's Logix platform, supporting real-time data exchange, remote access, and scalable control architectures. The module supports both unicast and multicast communications and is widely used in high- performance automation networks.

Key Features

• Single RJ45 Ethernet port (10/100 Mbps full duplex)
• Supports up to 256 CIP connections
• Supports controller messaging, I/O, HMI, and peer communication
• Optimized for use with Studio 5000 Logix Designer
• Supports unicast and multicast traffic
• Backplane communication interface for ControlLogix chassis
• Real-time diagnostics and status indicators
• Compatible with firmware-based security updates

Technical Specifications

• Communication Port: 1 x RJ45 (10/100 Mbps)
• Protocol: EtherNet/IP
• Maximum CIP Connections: 256
• Packet Rate: Up to 10,000 packets per second
• Backplane Current Draw: 1.2 A @ 5.1V DC
• Isolation Voltage: 30V continuous (port to backplane)
• Operating Temperature: 0°C to 60°C
• Storage Temperature: -40°C to 85°C
• Relative Humidity: 5% to 95% non-condensing
• Dimensions (H x W x D): Approx. 145 mm x 35 mm x 140 mm
• Certifications: UL, CE, CSA, ATEX, IECEx, RCM

Application Areas

• Factory automation and distributed control networks
• Controller-to-controller and controller- to-I/O communication
• HMI and SCADA integration
• Packaging, food processing, and bottling systems
• Remote monitoring and data acquisition
• Machine control systems with Ethernet connectivity

Advantages

• Provides reliable and high-speed Ethernet communication
• Supports a large number of connections for scalable control
• Enables flexible architecture design with unicast/multicast options
• Seamless integration with ControlLogix controllers
• Reduces complexity and wiring in distributed automation networks