Stefan Gemeinert,Frühlingstrasse 8 85253 Erdweg 
Tel: 081386695536                 www.cnc-technics.de
 
 
Set spindle 
Port 1 / Pin 1 is the analog output for the spindle speed 
A VFD frequency inverter for the analogue signal can be connected to the spindle output. Via 
jumper 1-2 = 5V or bridge 2-3 = 10V output signal at bridge 
The Potentiometer R13 should not be adjusted he is set so that at 5V PWM output from the 
PC comes a 10V analog signal