ABB PF900-NR 3BDH000357 PROFIBUS Fieldbus Interface Module in stock

ABB PF900-NR 3BDH000357 is a PROFIBUS fieldbus communication interface module for ABB Freelance DCS system. It acts as a gateway to realize data exchange between DCS controller and PROFIBUS DP/PA field instruments and drives.

This module supports standard PROFIBUS protocol, with built-in bus isolation and fault diagnosis circuit. It can collect field device status and process values, and forward control commands downwards, widely used for connecting valves, transmitters and frequency converters in continuous production loops.

Data Parameters

• 1. Brand: ABB.

• 2. Model: PF900-NR 3BDH000357.

• 3. Product Type: PROFIBUS Fieldbus Interface Module.

• 4. Application: Freelance DCS, PROFIBUS DP / PA Fieldbus System.

• 5. Feature: PROFIBUS master function, galvanic bus isolation.

• 6. Characteristic: Bus fault detection, hot swap supported.

• 7. Communication: PROFIBUS DP, PROFIBUS PA, DCS backplane bus.

• 8. Package: Original module assembly.

• 9. Mounting: Rack installation inside DCS control cabinet.

• 10. Operating Temperature: 0℃ ~ +60℃.

Core Functions

• 1. Work as PROFIBUS master to scan DP/PA slave devices on fieldbus segment.

• 2. Transmit process data of sensors, valves and variable frequency drives to DCS.

• 3. Send control output commands from Freelance controller to field bus devices.

• 4. Monitor bus short circuit, communication interruption and slave offline faults.

• 5. Upload fieldbus diagnosis information and alarm events to operator station.

Application Scenarios

• 1. Chemical, petrochemical and power plant Freelance DCS control cabinet.

• 2. PROFIBUS DP valve, transmitter and frequency converter networking.

• 3. Pulp & paper, water treatment continuous process automation system.

• 4. ABB Freelance system fieldbus expansion, overhaul and spare replacement.

• 5. Industrial fieldbus communication spare parts inventory backup.

FAQ

• 1. Q: What is ABB PF900-NR 3BDH000357?
      A: It is a PROFIBUS fieldbus interface module for ABB Freelance DCS.

• 2. Q: What fieldbus devices can it connect?
      A: PROFIBUS DP drives, PA transmitters, valve positioners and other slaves.

• 3. Q: Is it compatible with HS810 redundant controller?
      A: Yes, it can be configured together with HS810 in redundant Freelance rack.