Siemens Sinamics G120 Function Manual page 165

Procedure with Startdrive
Proceed as follows to set the "STO via Power Module terminals" function:
1. Select "STO".
2. Select "Enable STO via PM terminals".
3. If required in the higher-level control, interconnect the feedback signal "STO active".
4. Select "Test stop".
5. Set the monitoring time to a value to match your application.
6. Using this signal, the inverter signals that a forced checking procedure (test stop) is required
for the "STO via Power Module terminals" function.
7. Select "F-DI / F-DO / PROFIsafe".
8. Set the discrepancy time (simultaneity monitoring) of the terminals on the Power Module.
The setting not only applies for the Power Module terminals, but also for selecting the basic
STO function via F‑DI.
Safety Integrated - SINAMICS G110M, G120, G120C, G120D and SIMATIC ET 200pro FC-2
Function Manual, 01/2017, FW V4.7 SP6, A5E34261271B AD
Setting the filter for fail-safe digital inputs (Page 157).
Commissioning
5.12 Setting extended functions
165