Overview

The Yokogawa AFS40D-H4113 is a high-performance Field Control Unit (FCU) designed for the CENTUM CS 3000 distributed control systems. It functions as the central processor for executing control logic, managing I/O modules, and maintaining real-time communication across complex automation networks. This module is ideal for large-scale industrial environments requiring stable, deterministic control.

Equipped with a 133 MHz VR5432 processor and 16 MB of memory, the AFS40D-H4113 delivers fast execution and reliable performance. Its modular architecture allows for flexible system expansion and seamless integration with both analog and digital I/O. Engineers use this unit to coordinate process control, safety interlocks, and data acquisition in mission-critical applications.

The unit’s robust design ensures dependable operation in harsh conditions, including high temperatures and electromagnetic interference. Additionally, its compatibility with Yokogawa’s engineering tools and operator stations simplifies configuration and long-term maintenance.

Technical Data

Typical Applications

The AFS40D-H4113 is widely used in industries where precision, reliability, and scalability are essential. Typical applications include:

• Power Generation: Controls turbines, boilers, and auxiliary systems with real-time responsiveness.

• Petrochemical Plants: Manages process loops, safety logic, and interlocks in hazardous environments.

• Water Treatment: Coordinates pumps, valves, and dosing systems across distributed plant layouts.

• Manufacturing: Supports batch control, robotic automation, and conveyor systems.

• Offshore Platforms: Provides stable control in remote, vibration-prone installations.

For instance, in a refinery, this FCU can regulate distillation columns by integrating temperature, pressure, and flow data. This ensures consistent product quality and operational safety under dynamic load conditions.

FAQ

Q1: What is the main function of the AFS40D-H4113?

A1: It executes control logic and manages I/O modules in a distributed control system.

Q2: Which systems is it compatible with?

A2: It is designed for Yokogawa CENTUM CS 3000 platforms.

Q3: What types of I/O modules does it support?

A3: It supports both analog and digital I/O modules for flexible control.

Q4: Is it suitable for harsh industrial environments?

A4: Yes, it operates reliably across wide temperature ranges and under high EMI conditions.

Q5: What industries typically use this module?

A5: Industries include power generation, petrochemical, water treatment, and manufacturing.