3. Complete Kit
4. Calibration
4.1 Rinse the probe in distilled water and dry it. Short press to
turn on the tester.
4.2 Long press to enter calibration mode; Short press to exit.
4.3 Dip the probe into 1413 µS calibration solution. Stir gently, leave it
to stand,
LCD displays (Diagram 3), short press to complete 1-point calibration.
The tester returns to measuring mode, and calibration icon appears at the
button left of LCD.
4.4 Rinse probe in distilled water and dry it. Follow the steps in 4.2 - 4.3 to
complete 2
nd
point calibration in 12.88 mS calibration solution, tester returns to
measuring mode, calibration icons display on bottom left of LCD.
5. TDS Measurement
5.1 Short press to turn on tester. Rinse probe in distilled water and dry it.
5.2 Stir probe in the sample solution gently, leave it to stand. Get readings after the
smile icon comes up and stays.
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