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probe.
»
If the deviation revealed is more than 1.5 % relative humidity, it is recommended
to perform a recalibration.
12.3 Performing a recalibration
To do so:
The deviation revealed is more than 1.5% relative air humidity. All of the
options must be activated (see
12.3.1 Determination of calibration values
To do so:
Microsoft Excel calculation sheet required (available via email, on request by
phone or by email to [email protected]).
1. Press
twice or hold for 2 seconds.
2. Select
Options
. To do so, press
or
and confirm by pressing
.
3. Select
Calibrate
. To do so, press
or
and confirm by pressing
.
4. Select
Humidity
. To do so, press
or
and confirm by pressing
.
»
The display will then show the first index, Index1
(Idx:[ 1]) (figure
).
5. Enter the indices 1 to 6 of the Ic values already sto-
red in the device into the corresponding fields of
the MS Excel calculation sheet, paying attention to
the volt values (figure
). Navigate through the in-
dices by pressing
twice until you have returned
to Index1 (Idx:[ 1]).
6. Press
.
7. The Ic value (upper line) has to change (figure
»
If Index7 (Idx:[ 7]) is displayed after the key is
released, the key has been pressed too long.
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