The Allen-Bradley 1756-CN2 is a high-performance ControlNet dual-capacity bridge module. It plays a crucial role in ControlLogix systems by facilitating communication between different ControlNet networks. Moreover, it enables monitoring and controlling I/O modules that are physically distant from the main controller.

Key Features and Specifications

• ControlNet Connectivity: Bridges two ControlNet networks, ensuring seamless data exchange between devices on both networks.
• High Capacity: Supports up to 100 connections, making it ideal for large and complex automation systems.
• Remote I/O Support: Monitors and controls I/O modules located remotely from the ControlLogix controller, offering flexibility in system design.
• Robust Performance: Built for industrial environments, the 1756-CN2 provides reliable and efficient communication.
• Compatibility: Works seamlessly with other Allen-Bradley ControlLogix components, making it versatile for various applications.

Technical Specifications

• Manufacturer: Rockwell Automation
• Product Type: ControlLogix Communication Module
• Communication: ControlNet
• Mounting: Chassis
• Enclosure: None (open-style)
• Certifications: CCC, CE, CUL, KC, NRTL, RCM, UL

Common Applications

• Distributed I/O: Extends the reach of a ControlLogix system by connecting remote I/O modules.
• Network Segmentation: Divides a large ControlNet network into smaller segments, improving performance and fault isolation.
• System Expansion: Facilitates adding new devices or modules to an existing ControlLogix system.