Yokogawa AFS30D-H4121 Field Control Unit

Description

The Yokogawa AFS30D-H4121 is a high-performance Field Control Unit (FCU) designed for use in CENTUM VP distributed control systems. It provides reliable and efficient control of field devices, supporting duplexed architecture, advanced diagnostics, and seamless integration with Vnet/IP and FIO networks in mission-critical industrial environments.

Specifications

• Model Number: AFS30D-H4121

• Processor: VR5432, 133 MHz

• Main Memory: 16 MB with battery backup

• Memory Retention: Up to 72 hours (requires 48-hour recharge)

• Status Contact Output:

  • Terminals: 2 (NC, C)

  • Rating: 30 VDC

  • Behavior: Opens on FCU failure

• Communication Interfaces:

  • Vnet/IP (Yokogawa high-speed control network)

  • FIO (Fieldbus I/O)

• Mounting: Rack or panel mount

• Operating Temperature: 0°C to +50°C

• Dimensions: Approx. 10 × 10 × 10 cm

• Weight: Approx. 0.2 kg

• Power Supply: 24 VDC

Features

• Duplexed Architecture: Supports redundant configurations for high availability

• Advanced Diagnostics: Enables predictive maintenance and fault isolation

• Modular Design: Simplifies maintenance and system expansion

• Compact Footprint: Saves cabinet space in dense control environments

• High-Speed Networking: Integrates with Vnet/IP and FIO for fast, reliable communication

• Battery-Backed Memory: Ensures data retention during power loss

• Industrial Durability: Built for continuous operation in demanding environments

• System Compatibility: Seamlessly integrates with CENTUM VP and STARDOM platforms