The Kele UCP-822A microcontroller based electronic/pneumatic transducer incorporates high performance poppet valve technology and low-power coils with digital control to provide unmatched accuracy and proven reliability. In addition to providing reliable, stable operation, the poppet valves used in the UCP-822A consume no air. The UCP-822A features programmable pressure ranges and an LCD display. This universal transducer has field selectable analog inputs for 4-20mA, voltage, tri-state, or PWM.