so if you want the Z axis to be the same for all then measure the bottom of your part, if that sits on the top of your fixture then select the bottom of your part to measure a plain for datum A, but the key is to invert the +- on your probe.
this will allow you to measure the top of the fixture on which your part is sitting on.
so if you want the Z axis to be the same for all then measure the bottom of your part, if that sits on the top of your fixture then select the bottom of your part to measure a plain for datum A, but the key is to invert the +- on your probe.
this will allow you to measure the top of the fixture on which your part is sitting on.
