Siemens SINAMICS S120 Commissioning Manual page 299

Acknowledging faults
The list of faults and alarms specifies how each fault is acknowledged after the cause has
been remedied.
● Acknowledgement of faults by "POWER ON"
● Acknowledgement of faults by "IMMEDIATE"
● Acknowledge faults with "PULSE INHIBIT"
Note
The drive can only resume operation after all active faults have been acknowledged.
Commissioning Manual
Commissioning Manual, (IH1), 01/2013, 6SL3097-4AF00-0BP3
– Switch the drive on/off (POWER ON)
– Press the RESET button on the Control Unit
– Via PROFIBUS control signal
STW1.7 (reset fault memory): 0/1 edge
Set STW1.0 (ON/OFF1) = "0" and "1"
– Via external input signal
Binector input and interconnection with digital input
p2103 = "Requested signal source"
p2104 = "Requested signal source"
p2105 = "Requested signal source"
Across all of the drive objects (DO) of a Control Unit
p2102 = "Requested signal source"
– The fault can only be acknowledged with a pulse inhibit (r0899.11 = 0).
– The same possibilities are available for acknowledging as described under
acknowledge IMMEDIATELY.
Diagnostics
3.5 Fault and alarm messages
297