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The measuring value shown on the display
should range between +1.5 and -0.5. If the
measuring value is out of this range, we
recommend an adjustment by zero-point
calibration. This can be effected as follows:
Press the left key twice to reach the menu
level. Navigate to the menu item „Options“
using the arrow keys. Confirm by pressing
the button.
Select the menu item „Calibrate“ using the
arrow keys and confirm by pressing .
This menu item has to be unlocked. For
that enter the 4-digit serial number of your
humimeter RP6. You can find it on the top
right edge of the display a short time after
switching on the instrument.
Press the third button as often as the black
bar shows the first digit of your serial
number. After a waiting time of a few
seconds the device accepts the entered
digit. Now the other 3 digits have to be
entered in the same way. When the 4-digit
number has been entered correctly (see
picture), press the button to confirm.
Now the display will show the query
„Calibrate?“. Hold the humimeter RP6 in
one hand up in the air and make sure that
nothing stands behind the sensor plate.
Then confirm the query by pressing . The
device will effect a zero point adjustment.
As soon as the measuring window appears,
the instrument is ready for use again.
If an exclamation mark (!) appears on the
display, the zero point adjustment is not
possible, as the calibration is out of the
adjustable range. In this case please
contact your dealer.