AB 1756-CNB ControlLogix Communication Module

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 AB 1756-CNB ControlLogix Communication Module is engineered for robust performance in harsh industrial environments. It seamlessly integrates with ControlLogix systems, ensuring reliable data exchange through Ethernet/IP protocols. The redundant design ensures operational continuity, preventing downtime even under unexpected conditions.

    Equipped with an open-type enclosure, this module is designed for easy installation and maintenance without compromising on its environmental resistance capabilities. It withstands temperatures ranging from 0 to 60 degrees Celsius, making it suitable for a wide range of industrial settings.

    Featuring a low power dissipation of 5.1 watts, the module efficiently manages energy consumption, reducing overall system costs and enhancing sustainability. Its advanced isolation technology ensures signal integrity across long distances, minimizing interference.

    Withstanding vibrations up to 2G and shocks up to 30G, the 1756-CNB is built to endure the rigors of industrial machinery operations. This durability allows for reliable performance in high-demand applications where uptime is critical.

    This Communication Module supports high-speed Ethernet/IP connectivity, enabling fast and secure data transfer between PLCs, HMIs, and other networked devices. Its compatibility with shielded or unshielded twisted pair cables ensures flexibility in cabling choices, accommodating diverse installation scenarios.

    Incorporating state-of-the-art RFI suppression technology, the module ensures uninterrupted operation amidst electromagnetic interference common in industrial environments. This feature is particularly beneficial in areas with high levels of radio frequency noise.