Model Type:ControlLogix Communication Module
Manufacturer:Allen-Bradley
Model Number:1756-CNB
Number of Channels:Redundant, 2 Channels
Current Rating:Drawn: 970 mA at 5.1 VDC, 1.7 mA at 24 VDC
Isolation:30 V (Continuous)
Communication Speed:10/100 Mbps
Communication Protocol:Ethernet/IP Bridge
Enclosure:Open Type
Temperature Rating:0 – 60 °C
Power Dissipation:5.1 W
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
Interface:Ethernet
USB Port:Not Provided
Environmental Conditions:5 – 95% Non-Condensing Relative Humidity, Vibration: 2 G, Shock: 30 G
Series:1756-CNBR
The Allen-Bradley 1756-CNBR ControlLogix Communication Module is engineered for maximum reliability and performance in industrial environments, ensuring robust communication between ControlLogix systems and external devices. Its redundant design provides a fail-safe solution, enhancing operational uptime and efficiency.
With dual channels, this module supports ControlNet A and B communication paths, allowing seamless data exchange and enhanced flexibility in network architecture. It’s compatible with various ControlLogix controllers, facilitating integration into existing automation systems.
Designed for optimal environmental conditions, the 1756-CNBR is rated for operation in temperatures ranging from 0°C to 60°C and withstands demanding industrial environments with vibration and shock resistance. It ensures reliable operation in challenging conditions without compromising performance.
This Communication Module is equipped with advanced RFI suppression technology, protecting against electromagnetic interference and maintaining signal integrity. Its open-type enclosure promotes air circulation, reducing the risk of overheating and enhancing longevity in harsh environments.
The Allen-Bradley 1756-CNBR is an indispensable component for advanced industrial automation systems, providing a scalable and efficient solution for data transmission. Its comprehensive feature set, including redundant communication paths, environmental resilience, and advanced RFI protection, makes it an ideal choice for complex industrial applications requiring high reliability and performance.
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