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Hanna Instruments HI 98186 User Manual

Page 31

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31

The “Calibration cleared” message will be displayed for a few seconds

and the meter will return to the main screen. If the manual pressure
feature is enabled, the Clear

Clear

Clear

Clear

Clear key will be active only for 5 seconds after

accessing the DO calibration screen, and afterwards it will be replaced by
the Pressure/Standard functional key.

If the DO value measured by the instrument is not close to the selected

standard, the “Wrong standard” error message will be shown on the
display and the calibration can’t be confirmed.

While in manual calibration mode it is possible to return to the automatic

calibration mode by pressing the AUTO functional key. The meter will
select the standard that is closest to the current DO reading.