YOKOGAWA AFS40S single‐channel Field Control Unit (FCU)
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8615305023276 | |||||||
| +8615305023276 | ||||||||
| 15305023276 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||

Product Overview
The Yokogawa AFS40S is a single-channel Field Control Unit (FCU) belonging to the “40” series of the CENTUM control system family. It is designed for use in FIO (Field I/O) architecture and supplied as a cabinet-type installation unit, providing high processing performance and communication capability for process control applications.
As a single-channel (non-redundant) controller, the AFS40S offers stable and cost-effective control in process environments where duplex redundancy is not required. It performs the essential functions of a Field Control Station (FCS), including logic execution, communication handling, and I/O management.
Technical Specifications
| Parameter | Specification / Description |
|---|---|
| Model | AFS40S |
| Manufacturer | Yokogawa Electric Corporation |
| System Type | Single-channel Field Control Unit (for FIO, cabinet type) |
| Processor | VR5432, 133 MHz |
| Main Memory Capacity | 16 MB battery-backed memory |
| Memory Backup Duration | Up to 72 hours after 48 hours of full charge |
| Communication Interface | Vnet network, ESB bus (single or dual configuration depending on setup) |
| Number of Node Units (Max.) | Local node units: up to 10 per FCU; Remote node units: up to 9 per FCU |
| Mounting Type | Cabinet-type installation (FIO system architecture) |
| Dimensions (W × H × D) | Approx. 600 mm × 2105 mm × 800 mm |
| Weight (Without Node Units) | Approx. 250 kg |
| Weight (With Maximum Node Units) | Approx. 400 kg |
| Power Supply Options | 100–120 V AC or 220–240 V AC, 50/60 Hz; or 24 V DC |
| Maximum Power Consumption | Approx. 1,800 VA at 100–120 V AC; approx. 2,100 VA at 220–240 V AC |
| Cooling Method | Forced-air ventilation |
| Operating Temperature Range | 0 °C to +40 °C |
| Storage Temperature Range | –20 °C to +60 °C |
| Relative Humidity | 5% to 95% RH (non-condensing) |
| Protection Rating | IP20 |
| Country of Origin | Japan |
YOKOGAWA AFS40S single‐channel Field Control Unit (FCU) is in stock. Please contact us for a quick quote and competitive pricing.
| Company Information | ||||||||
| [email protected] | ||||||||
| Mobile | +8615305023276 | |||||||
| +8615305023276 | ||||||||
| 13950166376 | ||||||||
| Add to | Room 1004, No. 62 Xiangxiu Li, Siming District, Xiamen City, Fujian Province, China | |||||||
Company Introduction
Xiamen Shengruite Trading Co., Ltd. is a company specializing in the supply of industrial PLC spare parts.
We provide high-quality PLC spare parts to customers in the global manufacturing, energy and power, chemical and other fields.
Since its establishment in 2011, after 13 years of rapid development, the cumulative global shipments have reached 223,650 pieces, with an annual output value of US$50 million.
Successfully served more than 500 customers in more than 100 countries and regions including Saudi Arabia, UAE, the United States, Europe, Africa, and Southeast Asia
Our Mission
Provide customers with the best quality PLC spare parts and the fastest delivery service to ensure that their industrial automation systems are always in the best operating condition.
We provide a 1-year warranty service, and we support returns and exchanges for any issues to ensure your rights and interests are fully protected.
We can provide detailed product images upon request, and our team can arrange warehouse photos for confirmation to ensure you have all the information you need before making a purchase.
Shipping times vary depending on your location. With the support of our 16 global warehouses, we strive to deliver orders as quickly as possible. Contact us to get an estimated delivery time for your specific location.
The minimum order quantity (MOQ) is typically one unit. However, for larger orders, please contact us for potential discounts and pricing details.
Yes, we offer competitive pricing for bulk purchases. Please reach out to our sales team with the specifics of your order to receive a custom quote.
We accept various payment methods for wholesale orders, including bank transfers (T/T), letters of credit, and other options upon agreement. For large transactions, please contact us directly for payment terms.
Yes, we offer flexible ordering options for both small and large quantities. Whether youre looking for a single unit or a large batch, we can accommodate your needs.
We occasionally offer promotional discounts for new wholesale customers. Contact us to learn more about any current offers available for first-time buyers.
If you are unsure of compatibility with your existing setup please provide your system details and our support team can verify compatibility prior to purchase.
Returns are accepted within 30 days if the product is unused, unopened, and in its original packaging. Please note that return shipping and associated costs are the buyer\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\’s responsibility.
Yes, we offer technical support for the installation and integration of our products. Our team can assist with setup, configuration, and troubleshooting to ensure a smooth installation.








