Originally Posted by
clockstick
Yes I did meter out each one. And FWD remained unchanged no matter which ground reference I used, for spindle on or off from Mach. This lead me to try the second breakout board. I believe I may have toasted the Breakout board doing this, but seeing as my plasma table does not need spindle control, I put this one in. It works well now. The only problem I have is that whatever Mach Commands the spindle will try to run and will ignore the minimum speed of 6000rpm I set in the VFD settings. So I will need to make sure that my CAM software has a minimum output of 6000rpm.