Re: Bridgeport Series 1 MDI Conversion
Posted: Wed May 01, 2019 10:03 am
Manual or digital switch that sinks when you want reverse.
Wow, Thanks Tom! That's exactly what I need to use my AMC BE25A0AC servo drive with the PM DC spindle motor on my lathe!tblough wrote: ↑Tue Apr 30, 2019 11:25 am Z is the same as index so you should be good there. As for converting 0-10V and direction into +-10V, I haven't tired this but it should work:
opamp.gif
SW is your reverse signal. When it is open, the op amp has a gain of 1. When it is closed, the gain is -1. You will need to supply the op amp with at least +-12 volts (+-36 max).
