Safe Operating Stop - Siemens SINAMICS S120 Function Manual

9.3.2.6

Safe Operating Stop

"Safe Operating Stop" (SOS) function
Table 9- 15 "Safe Operating Stop" function
No.
Note:
The acceptance test must be individually performed for each configured control.
The control can, for example, be realized via terminals, via TM54F or via PROFIsafe.
1. Initial state
Drive in the "Ready" state (p0010 = 0)
•
Safety Integrated Extended Functions enabled (p9601.2 = 1)
•
Safety functions enabled (p9501.0 = 1)
•
No safety message (r0945, r2122, r2132, r9747)
•
2. Deactivate any speed setpoint limit in the higher-level controller
3. Start trace (trigger STO active r9721.0)
The trace records the following values:
Safe actual position value (r9713[0/1])
•
r9721.12 = 1 (STOP A or B active)
•
r9722.0 = 1 (STO selected and active)
•
r9722.3 = 1 (SOS selected and active)
•
4. Select SOS
5. Activate the acceptance test mode using p9370 = p9570 = 00AC (hex)
6. Run the drive beyond the standstill limit set in p9330/p9530
7. The drive must decelerate to the standstill limit
8. Save / print the trace (see following example)
9. Deactivate the acceptance test mode using p9370 = p9570 = 0000 (hex)
Safety Integrated
Function Manual, (FHS), 11/2009, 6SL3097-4AR00-0BP0
Description
Acceptance tests and acceptance reports
9.3 Acceptance tests
Status
205