Pawkit
Operation
22
higher than it should be, scroll to “d76” (“adjust
down for 0.76 standard”).
6. Once you have scrolled to the proper screen for
calibration adjustment, press the
I
button to
adjust the value to what it should be. Each time
you press the
I
button, the value in the corner
will change by an increment of 0.01.
7. When you have it set to the correct value, press
the
II
button to scroll until “
Sto
” appears in the
lower right corner, then press
I
. This will store
the new value you have set. You will then return
to the main screen and begin a new measure-
ment.
Note: If you do not press “Sto” no change will be
made to the calibration of the Pawkit.
8. Repeat the above process with the 0.25 standard
to set the calibration for the 0.25 water activity
level.
9. If you inadvertently enter the calibration routine,
keep pressing button
II
until you scroll back to
the main screen.
Note: The 0.76 standard adjustment adjusts the
calibration intercept, while the 0.25 adjusts the
slope. Changes in the intercept are more likely to
occur than changes in the slope, so the 0.76 veri-
