Technical data

ManualsBrandsSiemens ManualsHobEH.85M.21E

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Diagnostics

5.3 Fault and alarm messages

Function Manual

108 Function Manual, 06/2012, 6SL3097-4AB10-0BP4

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.

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Figure 5-13 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.