Yokogawa AFV30D-S41251 Field Control Unit In Stock

The Yokogawa AFV30D-S41251 Field Control Unit delivers high-performance control with dual-redundant configuration for the CENTUM VP integrated production control system. Engineers rely on this unit for continuous operation in demanding industrial automation environments.

Product Overview

The AFV30D-S41251 weighs approximately 8.0 kg and mounts on a standard 19-inch rack. It supports up to 13 node units and a maximum of 8 I/O modules, enabling scalable system integration. Its architecture combines dual-redundant processor modules, power supply modules, and secure Vnet/IP communication for uninterrupted control.

Technical Specifications

Parameter	Value
Model Number	AFV30D-S41251
Manufacturer	Yokogawa
System Series	CENTUM VP Integrated Production Control System
Memory Protection	Battery backup, max 72 hours; recharge min 48 hours
READY Contact Output	2 terminals (NC, C); 30 V DC, max 0.3 A
Communication Interface	Dual-redundant Vnet/IP, ESB bus, optional HKU interface
Max Node Units	13 per FCU (ESB/Optical ESB node units)
Processor Modules	CP471 or CP461 (dual-redundant with same model code)
Power Supply Modules	PW481, PW482, or PW484 (dual-redundant configuration)
I/O Modules	Up to 8 per FCU
Power Consumption (AC)	200 VA at 100–120 V; 230 VA at 220–240 V
Power Consumption (DC)	5.5 A at 24 V DC
Weight	Approx. 8.0 kg
Mounting	19-inch rack, M5x8 screws with insulation bush
Connections	M4 screw terminals for power, grounding, READY output; UTP CAT5e+ network

Communication and Interfaces

The AFV30D-S41251 provides dual-redundant Vnet/IP and ESB bus communication. Engineers use UTP CAT5e or higher cables with RJ45 connectors for 100 Mbps full-duplex transmission up to 100 meters. When HKU option is specified, it outputs FCU fault contacts and enables cabinet monitoring via the HK bus and optical ESB bus, displaying alarms on the HIS.

Reliability Features

This FCU includes battery backup for memory, protecting operational data for up to 72 hours during power loss. Engineers recharge the battery in a minimum of 48 hours. Dual-redundant processors and power supply modules enhance stability, ensuring smooth and safe automation processes.

Dimensions and Weight

The AFV30D-S41251 weighs approximately 8.0 kg and fits into a 19-inch rack mount, balancing compact size with durable construction.

Origin

Yokogawa manufactures the AFV30D-S41251 in Japan, maintaining strict quality control and advanced engineering standards.

Applications

The Yokogawa AFV30D-S41251 supports critical process automation industries:

Oil & Gas – Ensures reliable control and shutdown functions.
Power Generation – Maintains uninterrupted plant operations with dual redundancy.
Chemical Processing – Provides stable and secure automation for complex processes.

Why Choose Yokogawa AFV30D-S41251

Engineers select the AFV30D-S41251 because it combines dual redundancy, modular expandability, and secure communication. It integrates seamlessly into the CENTUM VP platform, delivering reliability for mission-critical automation.