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 AAI143-S53/K4A00 Analog Input Module Yokogawa AAI143-S53/K4A00 Analog Input Module Introduction Reliable Analog Data Capture for Process Control The Yokogawa AAI143-S53/K4A00 Analog Input Module is a high‑precision I/O module purpose‑built for industrial DCS environments, *Your Name: *Your Email: *Your Name: *Vdcode: Submit