Connecting
4.3 Control/status interface - X8
SINAMICS V90, SIMOTICS S-1FL6
Operating Instructions, 04/2019, A5E36037884-007
137
* PTO and PTI_D reference ground, connected to the reference ground of the host con-
troller.
** Digital inputs, supporting both the PNP and the NPN types.
*** Digital outputs, supporting both the PNP and the NPN types.
For detailed information about these two wiring types, see Section "DOs (Page 128)".
The 24 V power supplies in the connection diagram are as follows:
1)
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.
2)
Isolated digital input power supply. It can be the controller power supply.
3)
Isolated digital output power supply. It can be the controller power supply.
Note
Only one of the pulse train input channels can be used.