Allen Bradley 1756-ENBT ControlLogix EtherNet IP Bridge 1756ENBT

Description:

The Allen Bradley 1756‑ENBT ControlLogix EtherNet/IP Bridge module is used in industrial automation systems to provide EtherNet/IP networking and bridging capabilities for ControlLogix PLC chassis. Commonly installed in 1756 ControlLogix racks to enable communication between PLCs, HMIs, remote I/O, and networked devices via industrial Ethernet. Maintenance teams and system integrators use this module for network integration, system expansion, and replacement of legacy communication interfaces.

Applications:

The Allen Bradley 1756‑ENBT module is widely used in factory and process automation environments where EtherNet/IP communication and bridging are required. It is commonly found in manufacturing plants, material handling systems, assembly lines, and process control installations where PLCs, operator interfaces, and distributed I/O need real‑time communication for control, diagnostics, and data exchange.

Technical Specifications:

• Model: 1756‑ENBT
• Function: ControlLogix EtherNet/IP bridge/communication module
• Supported protocols: EtherNet/IP, TCP/IP, UDP/IP
• Ethernet ports: Dual RJ‑45 10/100/1000 Mbps
• Redundant network support: Yes (dual port for network architecture)
• Indicators: Link, activity, status LEDs
• Mounting: 1756 ControlLogix chassis slot
• Compatibility: Allen‑Bradley ControlLogix PLC family
• Communication functions: I/O messaging, explicit messaging, CIP routing/bridging
• Power: Backplane supplied
• Designed for: Industrial EtherNet/IP networking and bridging

Common Replacements:

• Allen Bradley 1756‑EN2T
• Allen Bradley 1756‑EN4TR
• Allen Bradley 1756‑EN2TR