Fully digital automatic speed controler by varying the supplied voltage. It controls the rotational speed signle phase (230 VAC/50Hz) voltage controllable motors according to differential pressure. It provides great number of user adjustable options. All data are visialised in a liquid crystal display (LCD). Differentioal pressure transmitter not included.
Analog imput: 0-10 V/0-20 mA. Plastic casing.