The Home Machinist!

Z+/Z- is typically an index signal, one pulse crossing the zero point of each full servo rotation. It helps to find a consistent home point (i.e. home zero is 150 +/-15 pulses from the limit switch, where Z triggers) and detect missed A/B pulses, but is not necessarily required. Many thanks. I had ...

I have a late 90's Clausing Kondia FV1-CNC with Delta 20 controller. It is working OK, but it has gone through two servo boards, a controller board and a power supply. Good news is that there are only 5 more boards that can go wrong! The iron and servos are great condition (the mill was used in a pr...