Permanent checksum error in external RAM
INTERNAL PROGRAM MEMORY ERROR
Permanent checksum error in internal code
EXTERNAL PROGRAM MEMORY ERROR
Permanent checksum error in external code
WATCHDOG ACTIVITY
NON VOLATILE MEMORY NON
FATAL ERROR
When these non-fatal alarms are detected, the meter uses the
previous 4 hours backup values.
It is recommended you remove/replace the meter, or at least erase
the fault with the support software and investigate the situation.
EXTERNAL CLOCK
INCOHERENCE
A non-fatal alarm, where the RTC chip does not accept external
programming. If it occurs only once, it has little effect on the meters
time management.
CONFIGURATION
INCOHERENCE
Some possible causes for this alarm may be:
An energy rate is used but quantity is not selected.
Day is not defined from the weekly profile calendar.
Incorrect scaler is selected from load profile channel.
The faults listed above do not normally occur as the support software
checks the configuration prior to saving.
This fault does not normally occur as the support software checks the
configuration prior to saving.
If after configuration programming this alarm appears it may mean the
previous configuration contained some different objects that are not
supported (or erased) by the new configuration.
CLOCK LOSS
BATTERY LOW ALARM
In case of clock loss, the meter takes the reference date of
01/01/1992 at midnight.
The RTC backup battery requires replacement and time/date will
need resetting.
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