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 SAI143-H63/PRP Analog Input Modules Introduction The Yokogawa SAI143-H63/PRP Analog Input Module is a high-availability, safety-focused industrial input module designed for critical process control and Safety Instrumented Systems (SIS). Built for redundant-ready architectures *Your Name: *Your Email: *Your Name: *Vdcode: Submit