Digitex is engaged in manufacturing a wide range of process control equipments. These equipments incorporate latest technologies to provide efficient performances. The company uses its vast experience to develop these equipments. As part of that, the company offers proportionate valve controller. This is specially developed to actuate 135 ohms potentiometer for modulating unit. It can take input of 0 to 5 v or 0 to 10 v or 4 to 20 ma from pid controller and provides output to proportionate motorized valve . Led bar on controller indicates valve position.