Yokogawa AFV10D-S41201 Duplexed Field Control Unit

Product Description

The Yokogawa AFV10D-S41201 is a duplex redundant field control unit for the CENTUM VP DCS system. It adopts dual redundant Vnet/IP communication architecture, equipped with VR5432 processor and 32MB memory, supporting FIO field I/O and ESB bus expansion. It is designed for high-availability continuous process control in critical industries, and widely supplied as new surplus or fully tested refurbished spare parts for petrochemical, power plant and refining DCS cabinet maintenance and retrofit.

Product Functions

• Execute continuous PID, sequence and interlock control logic for field process loops
• Dual-redundant Vnet/IP communication to exchange data with operator stations and other FCUs
• Connect FIO I/O modules via ESB bus for signal acquisition and output control
• Hot standby redundancy switching, seamless handover without process interruption
• Built-in self-diagnosis for CPU, memory, communication and power faults
• Support system alarm uploading, historical data tagging and control parameter tuning

Application Scenarios

• Yokogawa CENTUM VP distributed control system for petrochemical plants
• Thermal power, combined cycle power plant boiler and auxiliary process control
• Oil & gas pipeline, refining and chemical reactor closed-loop control
• Water treatment, pulp and paper continuous production automation systems
• Spare replacement and repair of existing Yokogawa DCS control racks

FAQ