© PCE Instruments
9
10 2 Point Calibration
1. Make sure that you have selected 2 points calibration in the setup menu.
2. Repeat steps 1.2 to 1.6 above, when the first calibration point is done, the display will
show “CAL2”. The tester prompts you to continue with second point calibration.
3. Dip the electrode into the calibration solution, the tester automatically shows current
calibration standard (e.g., 12.88mS/cm).
4. Press ENTER key, the default calibration value begins flashing.
5. Press CAL key to set each digit, press ENTER key to confirm. When the setting is
done, ensure the displayed value matches your calibration standard.
6. Press ENTER key to start the calibration. Wait for the reading to stabilize, the display
shows “END”. The tester returns to measurement mode. Second point calibration is
completed.
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