Operation
7.16 Diagnostics
SINAMICS DCP
368 Operating Instructions, 09/2019, A5E34382853K
Clearing the fault buffer
● The fault buffer is reset as follows: p0952 = 0
Alarm buffer, alarm history
The alarm buffer comprises the alarm code, the alarm value, and the alarm time (received,
resolved). The alarm history occupies the last indices ([8...63]) of the parameter.
Figure 7-85 Structure of alarm buffer
Alarms that occur are entered in the alarm buffer as follows:
A maximum of 64 alarms are displayed in the alarm buffer:
● Index 0 ... 6: The first 7 alarms are displayed.
● Index 7: The most recent alarm is displayed.
A maximum of 56 alarms are displayed in the alarm history:
● Index 8: The most recent alarm is displayed.
● Index 9 ... 63: The first 55 alarms are displayed.