Honeywell FI820F Fieldbus Interface Module

Technical Specifications FOUNDATION Fieldbus H1 interface; Supports multiple fieldbus devices; Galvanic isolation.

Functional Features Fieldbus device management; Parameter reading and writing; Bus fault diagnosis; Transmit fieldbus data to DCS controller.

Application Scenarios Process plants using FOUNDATION Fieldbus smart instruments, pressure transmitters, valve positioners.

Performance Parameters H1 bus speed 31.25 kbps; Supports up to 16 fieldbus devices per segment.

Structural Characteristics Rack mount module, bus terminal port, status LED indicators.

Working Principle Act as gateway between DCS controller and FOUNDATION Fieldbus H1 segment, collect data from fieldbus smart instruments and send control commands.

Installation Requirements Install on DCS I/O rack; Use fieldbus special shield cable; Proper bus termination resistor.

Usage Notes Check fieldbus segment load before adding new instruments. Avoid overloading the fieldbus segment.