A为双动缸,以双边电磁阀控制 A 当按钮开关PB1ON( Pulse),则气压缸前进A+ 当按钮开关PB2ON(Puse),则气压缸后退A A A 输入:PB1=X1 PB2=X2 输出:A+=Y1 X2 A-=Y2 (Y2) LD XI comH X0 X1 X2 X3 OUT YI D X2 Comh Yo Y1 Y2Y3 OUT Y2 A END 88 • A为双动缸,以双边电磁阀控制 当按钮开关PB1 ON(Pulse),则气压缸前进A+ 当按钮开关PB2 ON(Pulse),则气压缸后退A- 输入:PB1=X1 PB2=X2 输出:A+=Y1 A-=Y2 LD X1 OUT Y1 LD X2 OUT Y2 END