Siemens SINAMICS S120 Function Manual page 49

Information on the tables:
*) t_DP = PROFIBUS cycle for isochronous PROFIBUS master,
otherwise 1 ms
t_ACT =Safety actual value acquisition cycle:
1)
If p9311 = 9511 > 0, then the set time is added
If p9311 = 9511 = 0, then t_DP = PROFIBUS cycle is added if an isochronous PROFIBUS
master is being used, otherwise -> = 1 ms
SLS: Specification of the response time required for initiation of a braking reaction in the
2)
drive, or for the output of the "SOS selected" message to the motion control system.
SSM: The data correspond to the times between the limit value being undershot up to
3)
sending the information via PROFIsafe.
SSM: The data correspond to the times between the limit value being undershot up to
4)
output of the information via the TM54F terminals.
Safety Integrated
Function Manual, (FHS), 11/2009, 6SL3097-4AR00-0BP0
System features
3.4 Response times
49