Yokogawa AFV10D-S41401 Duplexed Field Control Unit

Overview

The Yokogawa AFV10D-S41401 is a Duplexed Field Control Unit (FCU) built for CENTUM VP distributed control systems. It serves as the core controller in the Field Control Station (FCS), delivering high-speed, reliable, and redundant control for mission-critical industrial processes. Designed for 19-inch rack mounting, it supports Vnet/IP and Field I/O (FIO) communications, ensuring seamless integration in large-scale automation systems.

Technical Specifications

Model

AFV10D-S41401

Type

Duplexed Field Control Unit (FCU)

Processor

VR5432, 133 MHz

Main Memory

32 MB

Memory Backup

Battery-backed (up to 72 hours) Recharge time: minimum 48 hours

Communication

• Dual-redundant Vnet/IP
• Speed: 1 Gbps Full Duplex
• Interface: RJ45
• Cable: CAT5e or better UTP
• Max Distance to Layer 2 Switch: 100 meters

Node Unit Connectivity

• Max: 14 node units per FCU
• Local Nodes: Up to 9 (or 14 with LFS1530 expansion)
• Local Node Interface: Requires EC401 in slots 7 and 8
• Remote Node Interface: Requires EB401 in odd-numbered slots

I/O Module Support

• Maximum: 8 I/O modules

Status Contact Output

• 2 terminals (NC, C)
• Status: Contacts open during FCU failure
• Rating: 30 V DC, max 0.3 A

Power Supply

• Voltage: 24 V DC (dual-redundant)
• Power Consumption: 5.5 A @ 24 V DC

Environmental Conditions

• Operating Temperature: –25°C to +60°C
• Storage Temperature: –40°C to +70°C

Mounting

• 19-inch rack mountable

Weight

• ​8 kg