YOKOGAWA NFCP502‑W05 STARDOM FCN CPU Controller Module

The NFCP502‑W05 is a high‑performance CPU controller module for Yokogawa STARDOM FCN autonomous control system. Powered by Intel Atom E3815 processor, it delivers deterministic process control, combining DCS‑grade reliability with PLC‑like flexible logic execution for critical industrial process automation.

This unit is equipped with four gigabit Ethernet ports, ECC memory and battery‑backed SRAM. It supports duplex redundant configuration and multiple industrial communication protocols, widely applied in power, chemical, oil‑gas and water‑treatment automation control cabinets.

Main Specifications

• Brand: YOKOGAWA; Model: NFCP502‑W05; Series: STARDOM FCN; Type: CPU Controller Module
• Processor: Intel Atom E3815, 1.46GHz; Memory: 256MB ECC‑RAM, 1GB on‑board flash memory
• Interfaces: 4 × Gigabit Ethernet RJ45, 1 × RS‑232‑C port, SDHC storage expansion slot
• Redundancy: Supports dual CPU redundant deployment and duplex SB‑bus I/O redundancy function
• Supported Protocols: Modbus TCP, SNMP, DCS communication protocols for process‑control applications
• Power Supply: 24VDC, natural air cooling, IP20 protection grade
• Installation: Rack‑mount installation inside STARDOM FCN control cabinet
• Operating Environment: 0℃ ~ +55℃ standard, 5%‑95% RH non‑condensing industrial grade
• Diagnostic: Multi‑LED status indicators, built‑in system self‑diagnosis and fault log function
• Certifications: CE, complies with global process‑automation industry safety and EMC standards

Core Functions

• Execute complex regulatory control, sequence logic and data processing for continuous industrial production processes.
• ECC memory and battery‑backed SRAM protect key configuration data during power‑supply fluctuation and power‑off events.
• Quad gigabit Ethernet ports realize network segmentation, redundant communication path and safe system partition for critical sites.
• Duplex SB‑bus interface supports I/O redundancy, effectively avoiding single‑point failure risk of control system.
• Realize high‑speed data interaction with field I/O modules, HMI and upper‑level SCADA monitoring platform.
• Complete self‑diagnosis mechanism monitors hardware and communication status, assisting technicians for fast on‑site troubleshooting.

Application Scenarios

• Spare‑part replacement for Yokogawa STARDOM FCN control cabinets in power plants, chemical plants and oil‑gas processing facilities.
• Main control core component for distributed process‑automation systems requiring high‑availability redundant architecture.
• Maintenance backup inventory for renovation and after‑sales maintenance projects of legacy Yokogawa STARDOM automation equipment.
• Matching CPU module cooperating with FCN I/O modules, field instruments and upper‑level monitoring SCADA system.
• Retrofit replacement for old CPU units with system crash, memory failure and network communication breakdown faults.
• Global aftermarket spare supply for automation maintenance teams maintaining Yokogawa STARDOM‑system equipment worldwide.