
52
Measuring a Battery (Inspection)
Error Measurements
If
[
íííí
]
is displayed and
[OVER]
ÀDVKHVRQWKHVFUHHQDWWKH
VDPHWLPHWKHPD[LPXPGLVSOD\YDOXHVÀDVKHVWKLVGRHVQRW
indicate an error.
[
íííí
]
If
[
íííí
]
is shown in the resistance display, the test
lead is open.
2UDIDLOXUHVXFKDVDEQRUPDOFXUUHQWÀRZGXHWRD
disconnected test lead prevents measurements.
The test lead is not connected correctly to the
measurement target.
7KHUHVLVWDQFHRIWKHPHDVXUHPHQWWDUJHWVLJQL¿FDQWO\
exceeds the measurement range.
[OVER]
display
and maximum
display value
ÀDVKHV
This indicates that it is measuring an exceeded
measurement range of either resistance, voltage, or
temperature.
Note the maximum open-circuit terminal voltage of the instrument
(approximately 5 V maximum) when measuring the resistance
of a relay or a connector. There is a possibility that such
PHDVXUHPHQWPD\GDPDJHWKHR[LGL]HGFRDWLQJRQWKHFRQQHFWRU
of the measurement target, leading to incorrect measurements.
Warning Display
In the event of an overvoltage input error, the
[OVER]
display and
PD[LPXPGLVSOD\YDOXHÀDVKWKHUHGEDFNOLJKWOLJKWVXSDQGWKH
EX]]HUVRXQGV
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