Product Description
The Yokogawa AFV10D S2 operates as a high-reliability control core within CENTUM VP Distributed Control System (DCS) architectures. This equipment executes complex control algorithms, processes field I/O data, and maintains uninterrupted automated operation through an integrated dual-redundant processor layout.
Technical Specifications
The following table provides verified mechanical dimensions, hardware capacities, and logistical data for the AFV10D S2 control engine.
| Parameter | Specifications |
| Brand | Yokogawa |
| Model Number | AFV10D S2 |
| Module Type | Duplexed Field Control Unit (FCU) |
| System Platform | CENTUM VP DCS Series |
| Central Processor | VR5432 RISC Processor (133 MHz) |
| Main Memory | 32 Mbytes |
| Communication Protocols | Vnet/IP, Field Network I/O (FIO) |
| Redundancy Architecture | Fully Duplexed Processor and Communication Control |
| Battery Backup Window | Up to 72 hours of memory retention (48-hour full recharge cycle) |
| Mounting Form Factor | Standard 19-Inch Rack Mountable (5U height) |
| Country of Manufacture | Japan |
| Operational Lifecycle | Active / Current Production |
| Physical Dimensions | 48.2 cm x 22.2 cm x 5.5 cm |
| Net Weight | 2.44 kg |
| Harmonized Tariff Code (HS Code) | 8537101190 |
| Minimum Order Quantity | 1 Unit |
Key Technical Characteristics
- Duplexed Fault Tolerance: The control hardware houses pair-configured processing boards running identical calculations simultaneously, which triggers instantaneous, bumpless failover if a primary computing error occurs.
- Vnet/IP Network Integration: Dual-embedded Vnet/IP control bus communication routes data securely across 1 Gbps Ethernet backbones, optimizing message latency between control stations and human-machine interfaces.
- Extended Memory Safeguards: A robust lithium-ion backup cell preserves variable states and system configurations for up to 72 hours during complete main facility power disruptions.
- Industrial Hardening: Specially coated internal circuit boards isolate sensitive computing elements from ambient thermal stress, high relative humidity, and aggressive airborne chemical pollutants.
Application and System Integration
Plant engineers incorporate the AFV10D S2 into primary marshaling cabinets to govern complex, continuous processing environments that cannot tolerate automated system downtime. Because this control unit handles high-density FIO channels, it serves as the central control logic engine for large-scale refining trains, ethylene crackers, heavy chemical reactors, utility boilers, and base-load thermal power plants. The integrated design simplifies integration into existing IT networks while fully isolating critical safety and automation data pathways from outside interference.
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