s can auto-reset.
F.选择开关功，中间带停止档档位。
Selected switch stop location in midst.
G.相当于2个按钮和一个切换开关装于一轴，在起动与停止之前均可输出联络信号或监控信号。
Be equol to mounting two buttons and one change-over switch in one axe.Can output contact sighalorinspect signal before staring and stopping.
H.多信号逐级传送，方向任意旋转。
Multi-signals transmit gradually and convert in random.
I.在