s stop location to automation location .
O.起动为双触点带锁功能,起动自动自位. Double contacts for starting with lock-stopping and auto-resetting.
P.停止为双触点.可分别代替A和C,起停,自动复位.Double contacts for stopping,to substisude A and C for starting,stopping and auto-resettinmg.
Q.停止为双触点,带锁停功能,起动自动复位,同B万能面板. Double contacts for stopping,the same as B univeral panel with lo