Honeywell FC-SCNT01 51454926-176 S300 Safety Controller Module in stock

Honeywell FC-SCNT01 (P/N 51454926-176) is the main safety logic solver for Honeywell Safety Manager SC S300 SIS system. It adopts QMR 2oo4D fault-tolerant architecture, certified SIL3 by TÜV to execute safety interlock and ESD logic for high-risk process plants.

This hot-swappable controller supports redundant safety Ethernet communication and connects with FC-PUIO01 safety I/O modules via backplane bus. It is widely used as spare replacement for refinery, gas turbine and chemical ESD safety cabinets.

Data Parameters

• 1. Brand: Honeywell.

• 2. Model: FC-SCNT01, Part No: 51454926-176.

• 3. Product Type: S300 SIL3 Safety Main Controller.

• 4. Application: Safety Manager SC S300 SIS safety instrument system.

• 5. Feature: QMR 2oo4D architecture, SIL3, redundant safety Ethernet, hot swap.

• 6. Characteristic: TÜV SIL3 certified, ATEX / IECEx compliant, comprehensive self-test.

• 7. Communication: Safety backplane bus, Modbus TCP, safety Ethernet for BPCS interconnection.

• 8. Package: Complete controller module with front status indicator panel.

• 9. Mounting: S300 safety rack slot installation inside SIS cabinet.

• 10. Operating Temperature: -40℃ ~ +70℃.

Core Functions

• 1. Run safety logic program to implement emergency shutdown, burner management and safety interlock.

• 2. Read field signal data from FC-PUIO01 I/O modules and output trip commands reliably.

• 3. QMR fault tolerance ensures safety function continues even with internal single hardware failure.

• 4. Exchange alarm and diagnostic data with Experion PKS DCS through redundant Ethernet.

• 5. Record safety events and fault logs for safety audit, troubleshooting and maintenance.

Application Scenarios

• 1. Petrochemical plant SIS ESD safety cabinet spare replacement and maintenance.

• 2. Oil refinery and natural gas processing safety interlock renovation project.

• 3. Gas turbine, boiler and offshore platform safety control system cabinet.

• 4. Old Honeywell Safety Manager SC S300 safety rack upgrade and transformation.

• 5. Hazardous chemical factory SIL3 safety instrument system spare inventory backup.

FAQ

• 1. Q: What is Honeywell FC-SCNT01 51454926-176?
      A: It is the SIL3 main safety controller for Honeywell S300 Safety Manager SC SIS system.

• 2. Q: What I/O module does it match?
      A: It works with FC-PUIO01 universal safety I/O module and FC-TUIO011 terminal base.

• 3. Q: Is it compatible with Experion C300 DCS controller?
      A: It belongs to SIS safety controller, can communicate with C300 but cannot replace DCS CPU.