Model Type:Communication Bridge
Manufacturer:Allen Bradley
Model Number:1756-CNB/A
Module Category:ControlLogix
Communication Protocol:ControlNet
Data Rate:Up to 10 MBPS
Temperature Range:-40°C to +70°C
Operating Voltage:12 to 24 VDC
Power Consumption:Less than 1 W
Enclosure Type:IP20
Connection Type:ControlNet Compatible
Isolation Rating:3000 VDC
Redundancy:Single or Dual
Number of Channels:1 or 2
Input/Output Configuration:Flexible for Analog and Digital signals
The Allen-Bradley 1756-CNB/A ControlLogix Communication Module is engineered to enhance productivity and efficiency in industrial settings by providing a robust, reliable communication backbone.
With its Ethernet/IP Bridge capability, this module seamlessly integrates with existing networks, allowing for real-time data exchange between devices and systems.
Featuring an open type enclosure, it ensures easy installation and compatibility across diverse industrial environments, supporting both shielded and unshielded twisted pair cables.
Operated within a temperature range of 0 – 60 DEG C, the module is designed for continuous operation in harsh industrial conditions, ensuring dependable performance throughout the year.
The 5.1 W power dissipation ensures energy efficiency, reducing overall operational costs without compromising on performance. Its 30 V continuous isolation feature provides enhanced protection against electrical disturbances.
Compliant with environmental standards, the module withstands 5 – 95% non-condensing relative humidity, making it suitable for use in various climates. Additionally, it meets vibration and shock requirements, ensuring durability even in dynamic industrial settings.

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