Model Type:Redundant Bridge Module

Manufacturer:Allen-Bradley

Model Number:1756-CNBR

Communication Protocol:ControlNet

Number of Channels:2

Current Rating (Drawn):970 MA at 5.1 VDC, 1.7 MA at 24 VDC

Isolation:30 V (Continuous)

Enclosure:Open Type

RFI Suppression:Radiated: 10 V/M with 1 KHZ Sine-Wave 80% AM from 80 – 2000 MHz, 10 V/M with 200 Hz 50% Pulse 100% AM at 900 MHz

Conducted:10 VRMS with 1 KHZ Sine-Wave 80% AM from 150 KHZ – 80 MHz

Temperature Range:-40°C to +85°C

Operating Voltage:5.1 VDC

    The Allen-Bradley AB 1756-CNBR/E ControlNet Redundant Bridge Module is engineered for high-reliability applications requiring redundant communication paths to ensure continuous operation in the face of unexpected failures. This module facilitates seamless integration into existing ControlLogix automation systems, enhancing overall system availability and reliability.

    Featuring dual channels, this module provides fail-safe redundancy, allowing for immediate switching to the backup connection without interrupting system operation. The robust isolation ensures electrical safety and prevents signal interference, making it ideal for applications where data integrity is paramount.

    Designed with open-type enclosure, the module is suitable for environments with high levels of electromagnetic interference (EMI) and ensures effective cooling for optimal performance under varying conditions. The advanced RFI suppression technology further enhances its suitability for noisy industrial settings, ensuring reliable data transmission even in challenging environments.

    With its wide operating voltage range of 5.1 VDC and temperature tolerance from -40°C to +85°C, this module is versatile enough to function in a broad spectrum of industrial climates. It supports common industrial protocols (CIP), enabling seamless communication between different devices and systems within the automation network.

    For optimal performance, the Allen-Bradley AB 1756-CNBR/E ControlNet Redundant Bridge Module is recommended for installation in systems requiring enhanced communication reliability and fault tolerance. It is a trusted solution for industries seeking to maximize uptime and productivity while minimizing downtime due to connectivity issues.