Yokogawa AFF50D-H41111 Duplexed Field Control Unit

Description

The Yokogawa AFF50D‑H41111 Duplexed Field Control Unit is a high‑reliability dual‑redundant controller for CENTUM VP systems, providing duplexed CPU processing, fault‑tolerant communication, and stable field I/O management for mission‑critical process operations.

Specifications

• Manufacturer: Yokogawa

• Model Number: AFF50D‑H41111

• Product Type: Duplexed Field Control Unit (FCU)

• System Compatibility: CENTUM VP

• Architecture: Duplexed CPU and communication paths

• Control Function: Executes regulatory, sequence, and logic control

• I/O Handling: Interfaces with FIO/Node units for field signal processing

• Redundancy: CPU, communication bus, and power redundancy

• Communication: Vnet/IP high‑speed deterministic network

• Power Supply: 24 VDC (redundant supported)

• Mounting: Standard FCU rack installation

• Operating Temperature: –20 °C to +60 °C

• Construction: Industrial‑grade chassis with modular controller cards

• Weight: ~6 kg 

Features

• Duplexed CPU Architecture: Ensures continuous operation with seamless switchover

• High‑Reliability Control: Designed for mission‑critical process automation

• Vnet/IP Networking: Provides deterministic, fault‑tolerant communication

• Scalable I/O Integration: Supports large‑scale field I/O through FIO subsystems

• Robust Fault Detection: Continuous diagnostics for CPU, network, and I/O paths

• Industrial Durability: Built for long‑term operation in harsh plant environments

• Maintenance Friendly: Modular design simplifies replacement and system expansion