Allen-Bradley | 1756-ENBT | ControlLogix

Product Description: Allen-Bradley 1756-ENBT

The Allen-Bradley 1756-ENBT is an Ethernet/IP bridge module for ControlLogix systems. It enables real-time communication between ControlLogix controllers and Ethernet-enabled devices across plant-wide networks. Supporting high-speed data exchange and multiple connections, it is suitable for control, information, and motion applications.

Key Features

• Supports EtherNet/IP protocol for real-time I/O and messaging
• Handles up to 128 TCP/IP connections and 128 CIP connections
• Enables controller-to-controller communication and device integration
• Allows support for HMI, SCADA, and I/O communication over Ethernet
• Configurable via RSLogix 5000 or Studio 5000 software
• DIN rail or chassis-mounted in a ControlLogix rack
• Integrated web server for diagnostics and module status

Technical Specifications

• Communication Rate: 10/100 Mbps, full/half duplex, auto-negotiation
• Ports: 1 RJ-45 Ethernet port
• Network Protocols: EtherNet/IP, TCP/IP, UDP, HTTP, SNMP, BOOTP, DHCP
• Backplane Current: 800 mA at 5.1V DC
• Maximum CIP Connections: 128
• Maximum TCP Connections: 128
• Power Dissipation: 3.5 W
• Isolation Voltage: 30V (continuous), basic insulation
• Operating Temperature: 0 to 60°C
• Storage Temperature: -40 to 85°C
• Relative Humidity: 5% to 95% non-condensing
• Certifications: UL, CE, CSA, KC, ATEX, c-UL-us, Class I Div 2

Application Areas

• Distributed I/O systems
• Machine-to-machine communication
• Remote HMI and SCADA access
• Integration with third-party Ethernet devices
• Factory-wide Ethernet/IP architectures

Advantages

• High-speed deterministic control over Ethernet
• Simplifies integration of multiple controllers and devices
• Enables diagnostics through embedded web interface
• Scalable and flexible for a wide range of applications
• Reliable performance in industrial environments