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The NFCP501-W05 S1 is a high-performance CPU module serving as the central intelligence of the Yokogawa STARDOM FCN-500 autonomous controller platform. It is engineered to execute complex logic sequences, PID control loops, and data logging tasks with deterministic timing.
The NFCP501 series is optimized for high-availability environments and supports dual-redundant configurations. In redundant architecture, a secondary CPU module can assume control within milliseconds without interrupting the process (bumpless transfer).
W05 Suffix: Indicates specific firmware and feature configuration.
S1 Revision: Current-generation hardware revision for FCN backplanes with enhanced reliability.
| Parameter | Specification |
|---|---|
| Model | NFCP501-W05 S1 |
| Processor Architecture | High-speed industrial RISC processor |
| Main Memory | 32 MB |
| Program Area | 16 MB (firmware dependent) |
| Execution Speed | 0.1 ms (basic instructions) |
| Redundancy Support | Dual-redundant capable (requires two modules) |
| Ethernet Interfaces | 2 × 100BASE-TX (Vnet/IP, Modbus TCP) |
| Serial Interface | 1 × RS-232C (maintenance/integration) |
| Dimensions (W×H×D) | 2.2 cm × 12.4 cm × 12.6 cm |
| Weight | 0.3 kg |
Autonomous Process Control
Oil & gas wellhead controllers
Separator control systems
Remote production skids
Hybrid DCS Integration
High-speed logic processing with seamless integration to Yokogawa CENTUM VP via Vnet/IP
Critical Infrastructure
Water treatment facilities
Power distribution systems
Installations requiring high MTBF compliance
What is the significance of the "S1" revision?
The S1 revision reflects hardware improvements such as better thermal management and extended lifecycle components. It remains backward compatible with FCN-500 backplanes, subject to firmware compatibility.
Does the NFCP501-W05 S1 require a license?
Yes. Functional capacity (I/O count, protocol drivers, advanced features) is enabled through STARDOM Resource Configurator software and electronic licensing.
How is redundancy implemented?
The primary CPU synchronizes memory with the standby CPU via the backplane bus. Upon fault detection, the standby module assumes control within one scan cycle, ensuring uninterrupted process operation.