1756-CNB/E

Overview

1756-CNB/E is a ControlNet interface module from Allen-Bradley’s ControlLogix series, designed to connect a ControlLogix chassis to a ControlNet network for scheduled and unscheduled data exchange.

Communication Interfaces

• BNC Connector: 1 port for non-redundant media operation

• NAP Port: 1 RJ-45 8-pin with shield

• Cable Type: Quad-shield RG-6 coaxial

• Isolation: Ground isolation transformer

Electrical Characteristics

• Power Dissipation: 5.14 W

• Thermal Dissipation: 17.5 BTU/hr

• Backplane Current Draw:

  • 970 mA @ 5.1 V DC

  • 1.7 mA @ 24 V DC

Environmental Ratings

• Operating Temperature: 0 to 60 °C (32 to 140 °F)

• Storage Temperature: –40 to 85 °C (–40 to 185 °F)

• Relative Humidity: 5 to 95% (non-condensing)

Installation & Form Factor

• Slot Location: Any slot in a 1756 chassis

• Weight: 0.260 kg (0.57 lb)

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