Siemens Sinamics V90 Operating Instructions Manual page 145

*
**
*** Digital outputs, supporting both the PNP and the NPN types.
The 24 V power supplies in the connection diagram are as follows:
1)
2)
3)
Note
The analog outputs to analog inputs on the servo unit and the 24V input for the servo unit
must use a common ground (M).
SINAMICS V90, SIMOTICS S-1FL6
Operating Instructions, 04/2019, A5E36037884-007
PTO and PTI_D reference ground, connected to the reference ground of the host con-
troller.
Digital inputs, supporting both PNP and NPN types.
For detailed information about these two wiring types, see Section "DOs (Page 128)".
24 V power supply for SINAMICS V90. All the PTO signals must be connected to the
controller with the same 24 V power supply as SINAMICS V90.
Isolated digital input power supply. It can be the controller power supply.
Isolated digital output power supply. It can be the controller power supply.
Connecting
4.3 Control/status interface - X8
143