"The Pneumatic Positioner Rotork YTC YT-1200 series are used for pneumatic valve actuators by means of pneumatic controller or control systems with an output signal of 3 to 5 psi or split ranges. - The product can operate normally in very extreme environment, such as vibration and temperature. - The durability has been proven after testing 2 million cycles at the minimum. - Response time is very short and accurate. - Simple part change can set 1/2 Split Range. - It is economical due to less air-