cFP-1804

National Instruments Compact FieldPoint Backplane

1. General Description

2. Part Number

3. Key Specifications

• Module Slots: 4 slots for hot-swappable Compact FieldPoint I/O modules

• Ethernet Port: 10/100 Mbps auto-negotiation, RJ45 interface

• Serial Port: RS-232 DB9 connector

• Supported Protocols:

  • Ethernet: Modbus TCP, OPC, NI FieldPoint communication protocol

  • Serial: Modbus RTU/ASCII, Optomux

• Power Supply: 24 VDC industrial power input

• Configuration Software: NI-MAX, NI-FieldPoint drivers

• Mounting: DIN rail or panel mount

• Operating Temperature: -20 °C ~ +55 °C

• Humidity: 5% ~ 90% non-condensing

• Weight: Approximately 900 g

4. Features

• Supports hot swapping of cFP I/O modules for maintenance without system shutdown

• Integrated Ethernet and RS-232 dual communication interfaces

• Compatible with standard industrial Modbus protocols for easy PLC and SCADA integration

• Compact industrial rugged design for factory floor and outdoor field environments

• Acts only as a backplane: provides power and bus routing, no built-in controller CPU

5. Compatible I/O Modules

• Analog input modules: voltage, current, thermocouple, RTD

• Analog output modules

• Digital input / output modules

• Relay and counter/timer modules

6. Applications

• Industrial distributed remote I/O control

• Factory automation and process monitoring

• Building automation and environmental monitoring

• Legacy FieldPoint system replacement and maintenance

• Data acquisition for remote industrial sites