Siemens SINAMICS S120 Function Manual page 58

Safety Integrated Basic Functions
4.2 Safe Stop 1 (SS1, time controlled)
Status for Safe Stop 1
The status of the "Safe Stop 1" (SS1) function is displayed using the parameters r9772,
r9872, r9773 and r9774.
Alternatively, the status of the functions can be displayed using the configurable messages
N01621 and N30621 (configured using p2118 and p2119).
Overview of important parameters (see SINAMICS S120/S150 List Manual)
● p1135[0...n] OFF3 ramp-down time
● p9652 SI Safe Stop 1 delay time (Control Unit)
● r9720.0...10 CO/BO: SI Motion control signals integrated in the drive
● r9722.0...15 CO/BO: SI Motion status signals integrated in the drive
● r9772 CO/BO: SI Status (Control Unit)
● r9773 CO/BO: SI Status (Control Unit + Motor Module)
● r9774 CO/BO: SI Status (group STO)
● r9872 CO/BO: SI Status (Motor Module)
● p9852 SI Safe Stop 1 delay time (Motor Module)
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Function Manual, (FHS), 11/2009, 6SL3097-4AR00-0BP0
Safety Integrated