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 AFV30D Duplex Field Control Unit System Overview (Introduction) The Yokogawa AFV30D Duplex Field Control Unit is a high-reliability industrial controller designed to manage field-level automation within distributed control systems. With duplex processing capability, it sup *Your Name: *Your Email: *Your Name: *Vdcode: Submit