19
STEP 4
Rapidly stir the probe in the 7.00 pH buffer
solution, then hold it still.
STEP 3
Press and hold the calibration button
to enter CALIBRATION mode.
The screen will turn green to signify
the calibration process has started.
pH READINGS
CALIBRATION
You may cancel the calibration and return to
MEASUREMENT Mode by pressing the power/setting button.
HOLD
Содержание AC-PHM3
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