Allen Bradley 1756-CN2R/C ControlLogix Communication Module – Redundant Dual Channel, Advanced Networking Solution

Model Type:Redundant Communication Module

Manufacturer:Allen Bradley

Model Number:1756-CN2R/C

Channels:2

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

Isolation:30 V (Continuous)

Communication Speed:Up to 10/100 Mbps

Communication Protocol:ControlNet A/B to Backplane

Enclosure Type: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

Temperature Rating:0 – 60 DEG C

Power Dissipation:N/A

Environmental Conditions:5 – 95% Non-Condensing Relative Humidity, Vibration: 2 G, Shock: 30 G

Connection Type:ControlNet A to ControlNet B

    Engineered for critical applications requiring high availability, the Allen Bradley AB 1756-CN2R/C module is designed to enhance system reliability through its redundant communication capabilities.

    With dual channels, the module ensures continuous operation even if one channel fails, safeguarding against downtime and ensuring optimal performance in complex industrial environments.

    Featuring advanced isolation technology, it offers robust protection against electrical disturbances, maintaining data integrity and system stability.

    The open type enclosure facilitates easy installation and maintenance, providing flexibility in various industrial settings.

    Equipped with an efficient 4 character alpha/numeric display, users can monitor and configure the module settings conveniently.

    Certified for rigorous operational conditions, this module is ideal for applications operating within the temperature range of 32 – 140 °F, making it suitable for diverse industrial climates.