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inoLab 740
ba75446e05
07/2010
8.2.3
Calibrating via a comparison measurement *
1
Connect the D. O. probe to the measuring instrument.
c
2
Press the
3
Immerse the D. O. probe in the calibrating solution.
g
4
Press the
The AutoRead measurement begins. When the measured
value is stable, the input field for the Fac. correction factor
opens.
5
Perform a comparison measurement, e. g. Winkler titration,
with the calibrating solution (determine the nominal value).
Leave the measuring instrument switched on until the nominal
value is determined.
6
Increase/reduce the correction factor with
until the displayed measured value corresponds to the nominal
value.
m
7
Use
or [ESC] to leave the input field and finish the
calibration.
8
Remove the D. O. probe from the calibrating solution.
* for the inoLab Oxi 740 and BSB/BOD 740 measuring modules
key.
key.
Dissolved oxygen (D. O.)
82
46
(and
),
127
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