... type specification will install fixed, on the back panel of the earthing terminal must be reliable earthing ... the same, cable by the same terminal, the controller and actuator connection, if the user does not ... , 13, 14 terminal can not answer. Electric valve controller for automatic control system, 12, 13, 14 terminals used ... run, to move the State.8,Rear panel fuse 5×20,1A Electric valve controller