7
Battery replacement
When the battery is running out, the
battery mark lights up the display.
Replace all 4 batteries (AA) with new
ones.
Those batteries are gradually discharging
even when the tester is not used.
It is recommended to always use new
batteries.
Place batteries in
the correct polarity
This instrument is equipped with a
temperature compensation circuit.
However the test unit and samples
are required to be thermally stabilized
before measurement.
Before Measurement
How to Place Batteries
