
12
deviations from ambient temperature. Keep in mind that
it will take up to 30 minutes to adjust to wide ambient
temperatures are to be measured followed by high
temperature measurements, some time (several
minutes) is required after the low (and before the high)
temperature measurements are made.
This is a result of the cooling process, which must take
place for the IR sensor.
5. BATTERY REPLACEMENT
①
As battery power is not
sufficient, LCD will display
“ ” replacement with
one new battery type 9V is
required.
②
Open battery cover,
then take out the battery from instrument and replace
with a new 9-Volt battery and place the battery cover
back.
6
.
NOTES:
How it Works