Function Keys And Warning Symbols - Megger LCB2000/2 Guide De L'utilisateur

Function Keys and Warning Symbols

KEYS:
Primary
function
Note: On LCB2000/2 storage and
download functions are not available and
are not marked on the keys
Condition
System error
Low battery
Touch pad
>100V
Supply voltage
and frequency
out of range
Secondary
function
Thermal trip
operated
Supply
interrupted
during test
Noise
Fuse ruptured
Memory full
Memory
corrupted
*See page 27 for list of error codes
Display Cause
Hardware or
software fault*
Battery voltage
too low.
Earth voltage
too high.
> or < Supply voltage or
and limit frequency too high or
value low for test.
Too rapid testing with
no pauses for heat
dissipation.
RCD tripped or
supply failure.
Excessive external
supply noise during
earth loop or RCD test.
Blown fuse.
Results memory full.
Results memory
unintelligible.
Action
Switch 'Off', then 'On'
and attempt re-test.
Replace battery.
Check installation or
wiring to the instrument.
—
Pause between tests
to allow cooling.
Confirm RCD rating and
check for excess earth
leakage current.
Identify and rectify, or
wait and re-test.
Return instrument
for repair.
Download results
and clear memory.
Press TEST to
attempt recovery.
5