... .Specification1,Operating valve ,380V 50Hz, three phase four wire system.2,Control power, BFA-1 1.1Kw BFA-2 1.1Kw-4 ... does not need a field control, 12, 13, 14 terminal can not answer. Electric valve controller for automatic control system, 12, 13, 14 terminals ... , the power led is lit, live remote control switch point to the remote control, remote control indicator lights .4,Hand wheel will open ...