Re: [CAD_CAM_EDM_DRO] Home /limit switches

Robert Allen & Marsha Camp wrote:

> Anyone have a recommendation for high accuracy home
> switches, will regular micro switches work? I have CNCpro
> which apparently goes to the switch then backs up a set
> distance so the home switch must be repeatable to at least
> .001" I would think maybe closer.

You may want to add a second sensor, probably an optical
'slot' sensor that detects a disc with one slot on the motor.
An and gate can combine the coarse switch and the fine
sensor to get a more repeatable position.

Jon