... will install fixed, on the back panel of the earthing terminal must be reliable earthing .2,Controllers and electrical installations of ... not need a field control, 12, 13, 14 terminal can not answer. Electric valve controller for automatic control system, 12, 13, 14 ... , press stop key, valve to stop. To 4, and 7, Terminal shorted, on the front panel of the incident light.6 ...