Yokogawa NFCP050 CPU Module

The Yokogawa NFCP050 is a high-performance CPU module developed for use within the ProSafe-RS Safety Instrumented System (SIS). As the core processing unit of the Safety Control Station (SCS), the NFCP050 is responsible for executing safety logic, handling communication with I/O modules, and managing diagnostics and redundancy functions for mission-critical industrial safety applications.

With its SIL3-certified architecture, robust design, and high processing speed, the NFCP050 ensures rapid, deterministic, and fault-tolerant performance even in hazardous operating environments. It enables end users to design and implement complex safety functions that comply with IEC 61508 and other global safety regulations.

Its compact form factor, low power consumption, and seamless integration with Yokogawa engineering tools (like SENG and SCS Configurator) make the NFCP050 an ideal choice for facilities seeking reliable and scalable safety system solutions.

Technical Specifications

Applications

The NFCP050 CPU module is used in Safety Instrumented Systems to provide fast and secure execution of safety functions across a variety of high-risk industries:

• Oil & Gas – Central processing for ESD (Emergency Shutdown), fire and gas systems, and compressor trip logics.

• Petrochemical & Chemical Plants – Execution of SIS logic for flammable material handling, overpressure prevention, and toxic release protection.

• Power Generation – Core processing for boiler shutdown, turbine protection, and auxiliary safety control.

• LNG Terminals – Management of storage tank safety, cryogenic pipeline monitoring, and emergency vent systems.

• Pharmaceutical Facilities – Ensures batch safety compliance, cleanroom alarm handling, and GMP-certified shutdown procedures.

• Water Treatment Facilities – SIS for chlorine feed monitoring, tank overflow prevention, and emergency pump shutdown.

Product Advantages

• SIL3-Certified Processor: Fully compliant with IEC 61508, supporting critical safety functions with the highest reliability.

• High-Speed Execution: Ensures fast and deterministic logic processing, ideal for real-time safety-critical loops.

• Redundancy Capability: Supports dual redundant configurations for fault-tolerant operation and zero downtime.

• Advanced Diagnostics: Integrated hardware and software monitoring to detect and respond to faults in real time.

• Integrated Engineering Tools: Seamless compatibility with Yokogawa’s configuration and diagnostics software (SENG, SCS Configurator).

• Scalable System Integration: Easily expandable with multiple I/O modules, base units, and communication gateways.

• Compact and Lightweight: Slim module design for high-density control system architectures.

• Field-Proven Reliability: Trusted across various industries with thousands of installations worldwide.

• Non-Volatile Memory: Ensures program and configuration data is retained without the need for battery backup.

• Vendor Support and Lifecycle: Backed by Yokogawa’s global service infrastructure and long-term product roadmap.

Frequently Asked Questions (FAQ)

1. What is the main function of the NFCP050?

   The NFCP050 serves as the CPU for the ProSafe-RS Safety Control Station, executing safety logic and managing I/O communication.

2. Is the NFCP050 suitable for SIL3 applications?

   Yes, it is certified for SIL3 (Safety Integrity Level 3) under IEC 61508 standards.

3. Can the NFCP050 be used in a redundant configuration?

   Absolutely. It supports redundant CPU configurations to enhance fault tolerance and system availability.

4. Does this module include internal diagnostics?

   Yes, it features hardware and software diagnostics including watchdog timers, memory parity checks, and I/O health monitoring.

5. What engineering tools are compatible with the NFCP050?

   It works with Yokogawa’s SENG (Safety Engineering Tool), SCS Configurator, and other ProSafe-RS applications.

6. How fast is the logic execution?

   The NFCP050 typically executes a complete safety control cycle in less than 10 milliseconds, depending on application complexity.

7. What type of communication does it support?

   It supports Vnet/IP for system communication and SCS bus for internal module interaction.

8. Can the NFCP050 be hot-swapped during operation?

   In redundant configurations, hot-swapping is possible for one of the CPU modules without interrupting operation.

9. Is the CPU memory battery-backed?

   No, it uses non-volatile memory, eliminating the need for battery maintenance.

10. What type of I/O modules are compatible with the NFCP050?

    It is compatible with the full range of ProSafe-RS analog, digital, and special function I/O modules.