3. Pre Measurement
3.1 Battery
3.1.1 Installation and replacement
1
）
Remove battery cover
2
）
Please use the same brand battery and aware of battery polarity during installation
Fig 4
Load 4 standard AAA alkaline battery as indicated in figure
below
4 x AAA
Rev
：A1
3
）
Install back the battery cover
4
）
Replace the battery if low battery icon is displayed
If the low battery symbol
is display, replace with
new batteries, otherwise the unit will not function properly.
Use 4 same brand 1.5 Volt A
alkaline batteries.
AA
Do not mix the new and old batteries.
Remove the battery if the unit is to remain
unused for an
extended period.
Reset the time and date after battery replacement.
3.1.2 Battery Life
Four new LR03 (AAA) batteries will last for approximately
200 measurements, if measurements are taken once a day at
room temperature (23°C).
7
