... modification:set it as 1, when there is input in F2 pin, it will display the mark “INSPECTION”; Set it ... as 2, when there is input in F2 pin, it will display the mark of “OVERLOAD”; Set it ... as 3, when there is input in F2 pin, it will display “STOP”; Set it as 4, ... FIRE”; Set it as 5, when there is input in F2 pin, it will display “FULL LOAD”. This set value will ...