This is the Power diagram off Motor forward reverse ,to change the motor direction we must change the one polarty for example R to S, for detail please see below:
for the control system, please see the diagram below:
for the Ladder diagram in PLC , first make the I/O addressing:
1.Push button Forward x000
2.push button reverse x001
3.push button stop x002
4.Thermal over load x003
5.M1 Y000
6.M2 Y001
Ladder diagram
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