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 SDV144-S53 Digital Input Modules Introduction The Yokogawa SDV144‑S53 Digital Input Module is a rugged and precise interface card engineered for capturing discrete on/off signals from field devices in industrial automation systems. Designed as part of Yokogawa’s modula *Your Name: *Your Email: *Your Name: *Vdcode: Submit