製品紹介
The Yokogawa AFS40D Duplexed Field Control ユニット is a state-/-the-art control processor used in Yokogawa’s CENTUM VP Distributed Control System (DCS). As a fully redundant (duplexed) FCU, the AFS40D is engineered for critical control processes requiring high availability and operational integrity. Equipped with dual CPUs, dual power supplies, and redundant communication interfaces, this 台 ensures uninterrupted control even during hardware or system faults.
Designed for scalability and performance, the AFS40D supports advanced field networks like Vnet/IP, FOUNDATION Fieldbus, HART, and Modbus, and provides seamless integration into the broader CENTUM VP architecture. It is ideal for industries such as oil & gas, chemicals, utilities, pharmaceuticals, and power generation, where reliability, speed, and fault tolerance are essential.
製品仕様
| Parameter | Specification |
|---|---|
| モデル Number | AFS40D |
| Product Type | Duplexed Field Control ユニット |
| サポートed System | Yokogawa CENTUM VP |
| Processor Type | Dual ARM-based industrial CPUs (hot-standby duplex operation) |
| Memory | High-capacity RAM with battery backup |
| Redundancy | CPU, power supply, communication interfaces |
| Communication Protocols | Vnet/IP, FOUNDATION Fieldbus, HART, Modbus, Pr/ibus, OPC UA |
| I/O Interface | サポートs all Yokogawa I/O modules (analog, digital, safety I/O) |
| Diagnostic Functions | Self-diagnostics, error logs, automatic failover |
| Power Supply | Dual 24 VDC redundant input |
| Mounting Method | Rack or cabinet-mounted |
| Operating Temperature | 0°C to 55°C |
| Storage Temperature | -20°C to +70°C |
| Humidity Range | 5% to 95% RH (non-condensing) |
| Dimensions (H × W × D) | 207 × 265.9 x 482.6 mm |
| 重量 | 8 kg |
| Certifications | CE, CSA, FM, ATEX, SIL3 (when used with ProSafe-RS) |
Product Applications
The AFS40D is built to handle mission-critical applications in industries requiring strict uptime and safety standards. It plays a central role in distributed control environments and safety systems:
-
Oil & Gas Processing Facilities
Real-time control for compressors, pipelines, and ESD systems with duplexed reliability. -
Chemical and Petrochemical Plants
Advanced batch and continuous process control with fault tolerance. -
Power Generation Stations
Supervises turbine protection, load management, boiler control, and emergency shutdowns. -
Water and Wastewater Treatment Plants
Automates plant-wide flow control, chemical injection, pump sequencing, and SCADA integration. -
Pharmaceutical Production Facilities
Ensures GMP compliance in cleanroom control, batch processing, and validated systems. -
Steel, Cement & Mining Industries
Controls conveyors, crushers, kilns, and furnaces where robustness is critical.
Product Advantages
-
True Duplex Redundancy
Dual CPUs and dual power supplies ensure zero downtime. Automatic switchover keeps control running continuously in case / hardware failure. -
Enhanced I/O Capacity
サポートs a wide range / Yokogawa analog, digital, and safety modules with expansion capability. -
Real-Time Performance
Fast deterministic control and communication cycles optimized for complex industrial automation. -
Robust Communication
Interfaces with modern field networks like Vnet/IP, FOUNDATION Fieldbus, HART, and Modbus. -
Secure System Integrity
Built-in diagnostics, fault logging, and SIL3 compliance when used with ProSafe-RS enhance system safety. -
Engineering Flexibility
Seamless configuration through Yokogawa’s engineering workstation, with remote diagnostics support. -
Long-Term Maintainability
Hot-swappable components and modular architecture reduce maintenance efforts and lifecycle costs.
よくある質問 (FAQ)
-
What is the primary function / the AFS40D?
It serves as a duplexed processor node in Yokogawa’s CENTUM VP DCS, handling control logic and I/O management with redundancy. -
How does AFS40D achieve redundancy?
It uses dual CPUs, redundant communication modules, and dual power supplies operating in parallel. -
Is AFS40D hot-swappable?
Yes, many components including power and communication modules are hot-swappable. -
Can AFS40D be used in safety-critical systems?
Yes, when paired with ProSafe-RS, the AFS40D can be part / a SIL3-certified SIS environment. -
Which protocols does it support?
It supports Vnet/IP, FOUNDATION Fieldbus, HART, Modbus, Pr/ibus, and OPC UA. -
What systems is AFS40D compatible with?
It is designed specifically for Yokogawa’s CENTUM VP distributed control system. -
Is the AFS40D suitable for harsh environments?
Yes, it is certified for operation in hazardous areas with CE, ATEX, FM, and CSA compliance. -
Can the AFS40D be remotely monitored?
Yes, remote configuration and diagnostics are supported via engineering workstations. -
How is the CPU switchover handled in duplex mode?
The system automatically switches to the standby CPU without interrupting control tasks. -
What is the benefit / using AFS40D over a single FCU?
It /fers enhanced fault tolerance, system uptime, and safety performance for critical operations.
Related モデルs from the Same Series
| モデル Number | 説明 | Key Feature |
|---|---|---|
| AFS10D | Single Field Control ユニット | Basic version for non-redundant applications |
| AFS20D | Duplexed FCU | Mid-level duplexed field controller |
| AFS30D | High-Capacity Duplexed FCU | Larger I/O capacity with extended protocol |
| AFF50D | Fieldbus-Oriented FCU | Built for FOUNDATION Fieldbus environments |
| AFG10D | FCU for Safety Systems | Integrated with ProSafe-RS SIS |
| AFV30S | Compact, cost-effective Field Controller | Ideal for small-scale applications |
Popular Yokogawa モデルs
| モデル Number | 説明 | Application Area |
|---|---|---|
| CP451-10 | FCS CPU Module | High-speed central control processing |
| AAI141-H00 | Analog Input Module | Precise analog data acquisition |
| AAI543-H50 | Isolated Analog Input Module | High-integrity signal isolation |
| ADV561 | High-Speed Digital Input Module | Rapid detection / discrete signals |
| PW402 | Redundant Power Supply Module | Stable power for FCS systems |
| ALR121-S00 | Alarm Relay Output Module | Alarm actuation and status indication |
会社情報
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