Knick Portavo 902 PH Instructions page 10

10
DATA INPUT Calibration
(Calibration by entering known sensor values)
The calibration method is selected in the configuration menu.
Measurement
The calibration data will be displayed successively:
Date and time
Then the meter switches to measuring mode.
Note: To abort calibration, you can press meas at any time.
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▲▼
Use
Use ▲▼
Calibrating
to select the value for the zero point.
to select the value for the slope.