If you have questions about our products, Fill out the form below and we will answer any questions you have. Tips: Fields marked with*are required. Yokogawa AFV10S-S31251 Duplex Field Control Unit Product Introduction The Yokogawa AFV10S-S31251 Duplex Field Control Unit is a high-reliability automation controller developed for advanced distributed control applications. As part of Yokogawa’s process control ecosystem, it serves as t *Your Name: *Your Email: *Your Name: *Vdcode: Submit