Yokogawa AFV30S-S41151 Field Control Unit

The Yokogawa AFV30S-S41151 Field Control Unit is a highly reliable and high-performance controller designed for distributed control systems (DCS). As part of Yokogawa’s CENTUM VP family, it provides robust process control with superior redundancy, advanced networking, and seamless integration into complex industrial environments. The AFV30S-S41151 supports both continuous and batch process applications, offering real-time control, deterministic communication, and online system modifications. Its architecture is designed to maximize system availability and maintain stable operations in critical industries such as oil & gas, petrochemical, power generation, and pharmaceuticals.

With its flexible I/O capacity, duplex communication options, and strong cybersecurity features, the AFV30S-S41151 is a trusted solution for modern industrial automation.

Product Specifications

Product Applications

The AFV30S-S41151 Field Control Unit is widely deployed in mission-critical process industries:

• Oil & Gas: Supervises upstream, midstream, and downstream operations with reliability in harsh environments.

• Petrochemicals & Chemicals: Provides real-time monitoring and control of complex chemical processes.

• Power Generation: Enhances safety and reliability in thermal and renewable energy plants.

• Pharmaceuticals: Ensures compliance with strict regulatory requirements through precise process control.

• Water Treatment & Utilities: Enables continuous monitoring and process stability in essential public services.

Product Advantages

• High Reliability: Duplexed system architecture with redundancy in CPU, power supply, and communication paths ensures uninterrupted operation.

• Seamless Integration: Full compatibility with Yokogawa’s CENTUM VP DCS and legacy systems allows for easy migration.

• Flexible Communication: Supports open industrial protocols such as Vnet/IP, FOUNDATION Fieldbus, and HART for diverse field integration.

• Cybersecurity Protection: Equipped with advanced authentication, encrypted communication, and access control to safeguard operations.

• Online Maintainability: Hot-swappable modules and online system modification capability reduce downtime.

• Scalability: Large I/O handling capacity and expandability make it suitable for small plants as well as large-scale facilities.

FAQ

1. What is the typical scan cycle time for the AFV30S-S41151?

   It operates with a 50 ms control cycle, ensuring fast and stable process response.

2. Can the CPU modules be replaced without shutting down the system?

   Yes, the design supports hot-swapping of critical modules for uninterrupted operation.

3. Does the controller support redundant communication networks?

   Yes, it supports redundant Vnet/IP communication paths to prevent single-point failures.

4. Is the AFV30S-S41151 compatible with FOUNDATION Fieldbus devices?

   Yes, it integrates seamlessly with FOUNDATION Fieldbus, HART, and other field protocols.

5. Can this unit handle batch and continuous process applications simultaneously?

   Yes, it is designed to manage both batch and continuous control requirements.

6. Does it allow online engineering changes?

   Yes, control logic and configuration can be updated online without stopping the system.

7. How many I/O points can the controller manage?

   It supports up to 1,000 I/O points, with scalability for larger systems.

8. What redundancy levels are provided in the AFV30S-S41151?

   It offers redundancy in CPU, power supply, and communication modules.

9. Is it possible to integrate this controller with legacy Yokogawa systems?

   Yes, it maintains backward compatibility with CENTUM CS 3000 and other legacy platforms.

10. What security mechanisms are built into the unit?

    The system includes authentication control, encrypted communication, and audit trail capabilities.