If you use an input as a failsafe input, set the debounce time as described above.
8.16.4.6 Setting the signal lter for STO selection
Overview
If required, you must set the signal lter for selecting the STO safety function.
Requirement
You are online with Startdrive.
Function description
Procedure
1. Navigate to the lter settings.
2. Set the debounce time for the F-DI input lter.
3. Set the discrepancy time for the simultaneity monitoring.
You have set the signal lter of the failsafe digital input.
❒
Parameter
Parameter Description Factory setting
p9650 SI F-DI switchover discrepancy time (CPU 1) 500 ms
p9651 SI STO debounce time (processor 1) 1ms
8.16.4.7 Forced checking procedure
Overview
The forced checking procedure (test stop) is a converter self test, which is necessary when you
have enabled at least one safety function.
Advanced commissioning
8.16Safe Torque O (STO) safety function
SINAMICS G120C Converters
264 Operating Instructions, 02/2023, FW V4.7 SP14, A5E34263257B AK