Hi
I found this on You tube
https://www.youtube.com/watch?v=KJEzz6NBHScIt explained how to setup the speed control in Mach 3 with the Huanyang Inverter.
Using the 0-10 v from mach3 BOB.(labeled Spindel control output at BOB)
Connect - (minus) to ACM
Connect + (10v) to VI
Lower row of terminals.
Jumper on VI at the Inverter
Start stop of spindle.Cable from DCM and FOR connected to spindle\switch at BOB
My spindle settings in Mach. Motor Outputs
Spindle=
VStep pin=1
Dir pin= 0
Dir Low=
XStep Low=
VStep port=1
Dir port=1
Spindle Setup.Pulley Ratio no1 0-24000 rpm
Motor ControlCheck : use spindle motor Output and PWM Control
Hope this can help someone else to, it made my day complete.....
Børge