Technical specifications for 1768-CNB
Allen-Bradley 1768-CNB – ControlNet Communication Bridge Module
Product Overview
The Allen-Bradley 1768-CNB is a ControlNet communication bridge module designed for CompactLogix controllers. It facilitates high-speed real-time data exchange between controllers and networked devices over a ControlNet network.
Technical Specifications
✔ Device Type: Communication Interface Module
✔ Part Number: 1768-CNB
✔ Network Protocol: ControlNet
✔ Communication Speed: 5 Mbps
Connectivity & Performance
✔ Maximum Supported Connections: 48 Connections
✔ Maximum Number of Nodes: 99 Nodes
✔ Slot Width: 1 Slot
Electrical Specifications
✔ Backplane Current: 1 A at 5V
✔ Power Consumption: 5.14 Watts
✔ Power Dissipation: 5.14 Watts
✔ Thermal Dissipation: 17.5 BTU/hr
✔ Isolation Voltage: 30 Volts Continuous
Environmental Ratings
✔ Operating Temperature: 0 to 60°C (32 to 140°F)
✔ Non-operating Temperature: -40 to 85°C (-40 to 185°F)
Mechanical & Physical Details
✔ Dimensions (H x W x D): 132 mm x 56.7 mm x 105.1 mm (5.20 in. x 2.23 in. x 4.12 in.)
✔ Weight: 0.260 kg (0.57 lb)
Key Features & Benefits
✅ Reliable ControlNet Communication – High-speed deterministic data exchange for industrial automation.
✅ Supports Large Networks – Can connect up to 99 nodes.
✅ Compact & Efficient – Fits CompactLogix systems with minimal space requirements.
✅ Wide Operating Temperature Range – Suitable for harsh industrial environments.
✅ Easy Integration – Seamlessly connects with Rockwell Automation systems.