Allen-Bradley 1756-ENET/B ControlLogix EtherNet Bridge Module

The Allen-Bradley 1756-ENET/B ControlLogix EtherNet Bridge Module is a highly reliable and efficient communication interface for industrial automation systems. Designed for use with Rockwell Automation’s ControlLogix platform, this module enables seamless data transmission between devices and networked systems over Ethernet. It provides fast, secure, and reliable Ethernet/IP communication, which is essential for time-sensitive and mission-critical applications in manufacturing and process industries. With an easy-to-configure setup and robust performance, the 1756-ENET/B helps improve overall system performance, simplify integration, and reduce downtime.

Functional Highlights / Key Benefits

• Fast and Reliable Communication: Supports high-speed Ethernet/IP communication for real-time data exchange between ControlLogix controllers and other networked devices.

• Improved Network Integration: Ideal for connecting ControlLogix systems to Ethernet-based networks, providing enhanced flexibility and scalability for larger control systems.

• Easy Configuration and Maintenance: Quick setup and straightforward configuration through RSLogix 5000 software, ensuring smooth integration into existing networks.

• Enhanced System Performance: Low latency and high throughput ensure optimal performance in demanding industrial environments.

• Rugged and Durable: Built to withstand harsh industrial conditions, providing long-term reliability and minimizing the need for frequent maintenance.

Technical Specifications / Data

• Model: 1756-ENET/B

• Module Type: EtherNet/IP Communication Interface

• Communication Protocol: EtherNet/IP

• Ports: 1 Ethernet Port (RJ45)

• Network Speed: 10/100 Mbps

• Power Requirements:

• Voltage: 24V DC

• Current: 0.1 A (typical), 0.2 A (max)

• Temperature Range:

• Operating: 0°C to 60°C (32°F to 140°F)

• Storage: -40°C to 85°C (-40°F to 185°F)

• Dimensions: 4.9 in x 5.1 in x 1.5 in (125 mm x 130 mm x 38 mm)

• Weight: 0.5 kg (1.1 lbs)

• EMC/EMI: Meets industry standards for electromagnetic compatibility (EMC) and electromagnetic interference (EMI) protection.

Typical Applications / System Integration / Use Cases
The 1756-ENET/B EtherNet Bridge Module is ideal for applications in industries such as manufacturing, automotive, food and beverage, and energy. It can be used to connect distributed ControlLogix controllers in large-scale automation systems, enabling communication between control systems and remote I/O, sensors, and actuators over Ethernet. Moreover, it supports integration with SCADA systems, allowing operators to monitor and control industrial processes remotely.
Typical use cases include:

• Distributed Control Systems: Integrating multiple controllers over an Ethernet network.

• Remote Monitoring and Control: Enabling remote access to system data for real-time monitoring.

• Process Automation: Connecting devices and equipment to the ControlLogix platform in manufacturing lines or process industries.

Support & Maintenance / Reliability & Service
The Allen-Bradley 1756-ENET/B is backed by Rockwell Automation’s comprehensive customer support services, including troubleshooting, firmware updates, and access to technical documentation. The module’s robust design ensures that it can handle high-demand industrial environments, and its long operational life reduces the need for frequent replacements. Rockwell Automation offers both preventative maintenance services and emergency support to ensure minimal downtime.