1756-CNB / 1756-CNBR ControlNet Interface Specifications

• Connectors:

  • 1 BNC connector for non-redundant media operation
  • 1 NAP (RJ-45 8-pin with shield)
  • 2 BNC connectors for redundant media operation
  • 1 NAP (RJ-45 8-pin with shield)

• Cable:

  • Quad shield RG-6 coaxial cable
  • Ground isolation transformer

• Electrical:

  • Power Dissipation: 5.14 W
  • Thermal Dissipation: 17.5 BTU/hr
  • Backplane Current:
    • 970 mA @ 5.1 V
    • 1.7 mA @ 24 V
  • Backplane Current (Redundant):
    • 1.0 A @ 5.1 V
    • 1.7 mA @ 24 V

• Environmental:

  • Operational Temperature: 0 to 60°C (32 to 140°F)
  • Storage Temperature: –40 to 85°C (–40 to 185°F)
  • Relative Humidity: 5 to 95% (without condensation)

• Physical:

  • Location: Any slot in a 1756 chassis
  • Weight:
    • 1756-CNB: 0.260 kg (0.57 lb.)
    • 1756-CNBR: 0.293 kg (0.64 lb.)