Dostmann HUMIDCheck Mode D'emploi page 17

MAX/MIN Button
When taking measurements, press MAX/MIN Button,
the „MAX‟ icon will appear on LCD display and the
meter will begin keeping track of MAX value. Press
the button again, „MIN‟ icon will appear on LCD
display and the meter will begin keeping track of MIN
value. Press MAX/MIN button for two seconds to exit
this mode.
Backlight button
Turn the backlight on or off.
Operation
Hold the instrument as near to the back as possible.
Press the "MEAS" button and use the ball to scan the
surface under investigation. The ball must be in firm
contact with the material. To obtain the best results, the
instrument should be held at an angle of 90
surface to be measured.
Note:
Do not take measurements on metallic linings!
to the