Siemens SINAMICS G120 Operating Instructions Manual page 126

Commissioning (software)
5.8 Commissioning the Fail-safe Functions
Filter time of fail-safe digital inputs
Parameter Description
P9651 = ? Safe input filter delay time
Defines the response time delay of the safe digital inputs. Signals that
are shorter than the specified time are not processed as fail-safe
signals but ignored. Any noise shorter than the parameterised filter
time will not trigger a fail safe function at the related fail safe digital
input.
P9851 = ? Safe input filter delay time
Refer to P9650.
5-70
Unit Default
ms 5
s 0.005
Operating Instructions, 11/2006, A5E00766042B AA
Min. Max.
0 1000
0.000 1.000
Control Units CU240S