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Yokogawa NFCP100-S00 STARDOM FCN CPU Module

The Yokogawa NFCP100-S00, also cataloged as the NFCP100 CPU Module, operates as a dedicated hardware component for executing IEC 61131-3 regulatory control loops and discrete sequence logic within Yokogawa STARDOM FCN autonomous controller platforms.

Hardware Specifications

Parameter Specification
Model NFCP100-S00 S3
Brand Yokogawa
Origin USA / Japan
Weight 0.7 kg (1.70 lbs)
Dimensions 76 mm x 127 mm x 127 mm
Operating Temp -20 deg C to 70 deg C
Power Consumption Low-power passive cooling (fanless architecture)
Memory Protection ECC (Error-Correcting Code) RAM with power-cycle retention
Programming Standards IEC 61131-3 (LD, ST, FBD, SFC, IL)
Network Protocols Dual Ethernet (supports redundancy), FTP, HTTP web server, SMTP
Enclosure Rating IP20
System Compatibility Yokogawa STARDOM FCN Autonomous Controllers

4-20 mA HART Loop Protocol and DCS Field Integration

The NFCP100-S00 processing engine coordinates signal scanning cycles across local backplane I/O buses to parse incoming process variables. When interfaced with field instrumentation, the CPU processes digitized values originating from 4-20 mA HART loop protocol transmitters, execute PID control algorithms, and feed updated target outputs back to field actuators. Internal ECC memory protection actively detects and corrects single-bit memory faults in real time, preventing memory corruption from interrupting continuous analog feedback loops or triggering unprogrammed system trips.

Frequently Asked Questions

Q: Does the NFCP100-S00 CPU module support fully redundant controller configurations?

A: Yes, two NFCP100-S00 modules install side-by-side in a duplex base unit, providing seamless dual-redundant processing where the standby unit tracks memory state variables to assume control without interrupting output loops upon a primary CPU fault.

Q: How does the fanless design affect installation heat dissipation requirements?

A: The passive low-power architecture relies entirely on natural convection through top and bottom chassis vents. Installers must maintain standard vertical clearance above and below the module rack to preserve ambient airflow limits without requiring external fan assemblies.

Field Installation Guidelines

Mount the NFCP100-S00 CPU module directly into its designated base unit slot on the STARDOM FCN rack, ensuring the module latch mechanism snaps securely into place. Ground the base chassis to the main cabinet earth bus using a short, low-impedance copper conductor to mitigate high-frequency electrical noise.

Route both Ethernet communications cables through separate conduits to preserve physical path diversity when operating in dual-redundant network mode. Maintain a minimum distance of 200 mm between low-voltage communications wiring and high-current AC power cables inside the enclosure.

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