Using WPL soft create a Manual Control of $6$ Pneumatic Cylinder. When you pressed a button Cylinder will extend and when you pressed another button Cylinder will retrac and $.$ Automatic Control of Pneumatic Cylinders:

A$+,$B$+,$C$+,$D$+,$E$+,$F$+,$ A$-,$B$-,$C$-,$D$-,$E$-,$F$-$