Siemens SINUMERIK 808D ADVANCED Series Commissioning Manual page 89

Connecting
Connecting the inverter or servo spindle drive (unipolar)
10 V analog voltage
1)
0 V signal
2)
Use twisted pair cables for signals A/A_N, B/B_N, Z/Z_N, and +5 V/M.
3)
See the following table for the enable status of pin 8 and pin 9 when the spindle rotates clockwise or counter-clockwise
4)
respectively for unipolar 1 and unipolar 2.
Setpoint output
Unipolar 1
Unipolar 2
Commissioning Manual
6FC5397-4EP10-0BA8, 07/2018
Spindle CW
Pin 8 Pin 9
On Off
On Off
Spindle CCW
Pin 8 Pin 9
On On
Off On
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