PID Prcoess Controller 1)Universal input,0.2 grade 2)PID self-tuning,manual and auto control 3)Relay,SSR,SCR output 4)CE KH103 is Intelligent PID Process Controller used the advanced SMT technology, Modular Structure, to be designed high quality and performance, universal use, to be aimed to measure and control accurately the processes in various industry applications for temperature, humidity, ...