Honeywell 51303976-400 Communications Card/Module

Products Description

Honeywell 51303976-400 51303979-200 51303979-400 new and original in stock

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FAQ 

Q: What is the Honeywell 51303976-400?

It is a communications card used for data exchange within the Honeywell Process Manager control section, occupying one of five cards in the control section.

Q: What communication interfaces does it provide?

It features one RJ45 Ethernet port and one RS485 serial port.

Q: Which communication protocols are supported?

It supports Modbus, BACnet, OPC, and Ethernet/IP over its physical interfaces.

Q: What are the technical specifications?

• Operating Voltage: 24 VDC

• Operating Temperature Range: -40°C to +85°C

• Weight: Approximately 2.10 lb (953 g)

• Dimensions: 100 mm x 50 mm x 25 mm (varies slightly by supplier catalog specs)

Q: What are the best practices for installation and wiring?

• Route Ethernet and RS485 communication wiring separately from high-voltage or high-current power cables.

• Use proper cable shielding and ground it according to plant design specifications to prevent electromagnetic interference.

• Ensure connectors are securely seated before turning on the system, and avoid hot-swapping or servicing energized equipment unless explicitly allowed by the Process Manager manual.

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