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Allen Bradley 1756-CN2RK ControlLogix Redundant Interface Module

Allen Bradley 1756-CN2RK ControlLogix Communication Module.

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ManufacturerAllen Bradley

Part number1756-CN2RK

Part Number 1756-CN2RK

Manufacturer Allen-Bradley

Product Line ControlLogix

Module Type Bridge Module/Communication Module

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12-month warranty

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Veteran-owned

CAGE: 9NK75

Redundant configuration 5 Mbps ControlNet rate Conformal coated Dual ControlNet BNC ports High-speed data transfer Part of ControlLogix series

Product description

The Allen-Bradley 1756-CN2RK is a ControlLogix redundant interface module for ControlNet networks. It features a 5 Mbps communication rate and includes two ControlNet BNC ports. This module is conformally coated for protection in harsh environments.

This module is essential for high-throughput, real-time applications that require deterministic data transfer. It is commonly used in motor control centers, process automation, and other critical industrial control systems where network reliability is paramount.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Allen-Bradley 1756-CN2RK. We provide reliable access to critical automation components, ensuring quick delivery and competitive pricing for your operational needs.

Technical specifications

Part Number	1756-CN2RK
Manufacturer	Allen-Bradley
Product Line	ControlLogix
Module Type	Bridge Module/Communication Module
Configuration	Redundant
Communication Rate	5 Mbps
Ports	2x ControlNet BNC
Conformal Coating	Yes
Input Current	1300mA at 5.1V DC, 3mA at 24V DC

Common applications

Industrial Control

Real-time Applications

High Throughput Systems

Motor Control

Process Automation

SCADA Systems

Compatible systems

ControlLogix Controllers

Also known as

ControlLogix ControlNet Module Allen Bradley Redundant Interface 1756 Series Communication Module

Technical note

Expert tip

This module has a redundant configuration and supports up to 131 connections, making it suitable for complex network architectures.

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Frequently asked questions

What is the communication rate of the Allen Bradley 1756-CN2RK module?

The Allen Bradley 1756-CN2RK module supports a ControlNet communication rate of 5 Mbps. This allows for efficient and high-speed data exchange in demanding automation applications.