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Determining Battery-Deterioration Evaluation Values
3.7 Determining Battery-Deterioration
Evaluation Values
To evaluate whether batteries have deteriorated, first, measure
the internal resistance of a fresh or non-defective battery, and then
decide the battery-deterioration evaluation values.
Deteriorated batteries will have about 1.5 to 2 times (values for
reference purposes) as high internal resistance, generating only
0.9 times as high voltage as a fresh one. Use these values as
guidelines when determining deterioration evaluation values.
Example of deterioration evaluation values
PASS
WARNING
FAIL
New fuse
In use
Need
replacing
Initial value
Warning
threshold
Rejection value
Resistance:
0.5 m
Ω
0.75 m
Ω
1.0 m
Ω
Voltage:
2.0 V
1.8 V
The above values will vary depending on the manufacturer and
battery model.
See “1.1 Evaluating Battery Deterioration” (p. 21).
HIOKI BT3554F961-00
HIOKI BT3554F961-00
Содержание BT3554-50
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