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 AAI841-S00/K4A00 Analog I/O Module Introduction The Yokogawa AAI841-S00/K4A00 Analog I/O Module is a high-performance solution designed to meet the stringent demands of industrial automation systems. Supporting both voltage (0-10 V) and current (4-20 mA) inputs, this module *Your Name: *Your Email: *Your Name: *Vdcode: Submit