Hi - I am hoping someone before me has tried this ! I am looking to build a valve assemble to drain a water tank at certain intervals. I have searched the web and can't find anything at a reasonable price so I am looking to integrate a 100:1 geared DC motor such as this one:
with a ball valve such as:
The DC motor has an encoder so I should be able to work out how many turns and in which direction is required to close or open the valve.
This is close to what I need:
Any ideas / suggestions ?