1756-CN2R

Overview

The 1756-CN2R is an Allen-Bradley ControlLogix module designed for high-speed, reliable communication over ControlNet. 

Specifications & Features

• Module Type: Bridge Module
• Communication Protocol: ControlNet
• Data Transfer Speed: 5 Mbps (ControlNet), 12 Mbps (USB)
• Maximum Nodes: 99
• Maximum Connections: 131
• Backplane Current (5.1 VDC): 1300 mA
• Input Current (24 VDC): 3 mA
• Power Dissipation: 6.7 W
• Thermal Dissipation: 22.9 BTU/hr

Physical and Mounting Data

• Dimensions: 5.51 x 4.41 x 5.71 inches
• Weight: 0.64 lbs (0.293 kg)
• Mounting: Compatible with 1756 Chassis (any)
• Enclosure: Open Type
• Slot Width: 1

Environmental & Compatibility Data

• Operating Temperature: 32°F to 140°F (0°C to 60°C)
• Isolation Voltage: 30 VDC continuous
• Compatible Power Supplies (Standard):
  • 1756-PA72/C, 1756-PA75/B, 1756-PB72/C, 1756-PB75/B, 1756-PC75/B, 1756-PH75/B
• Compatible Power Supplies (Redundant):
  • 1756-PA75R, 1756-PB75R, 1756-PSCA2

Communication Ports & Connections

• ControlNet Ports: Two (2) ControlNet
• USB Port: One (1) USB 1.1
• Cable Compatibility: 1786-RG6 quad shield RG6 coaxial cable

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