Our offered 50 Hz Analog Pneumatic Positioner is used for pneumatic valve actuators. It is well suited to pneumatically operate the valves that depend on a positioner to take an input signal from a process controller and convert it into valve travel. The offered product is a device that is specially designed to actively compare valve stem position against the control signal and adjust the pressure to the actuator. Offered 50 Hz Analog Pneumatic Positioner is manufactured using the best grade stainless steel that ensures its performance and makes it corrosion resistant.