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Device handbook SINEAX AMx000
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7.6.2 Monitoring fault-currents
Each (optional) fault current module provides
two channels
for monitoring residual or fault current. For
each of the channels an alarm and a pre-warning limit can be defined, which can be used as follows:
… Activating a
when the alarm limit is violated or a breakage occurs (2mA input only)
… as source for digital outputs
… Entry into the alarm list, if the state of the alarm limits monitoring changes or when a breakage
occurs (2mA input only)
… Entry into the event list, if the state of the pre-warning limits monitoring changes
… the value of the individual fault currents can also be output via the analog outputs (AM2000/3000
only).
The present values of the monitored fault currents are visible via the menu of the instantaneous values:
Meaning of the used symbols
Current value normal
Pre-warning limit violated
Alarm limit violated
Alarm: Configured limit for ON
Alarm: Configured limit for OFF
Pre-warning: Configured limit for ON
Pre-warning: Configured limit for OFF
Breakage of measurement line detected