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Battery Repla ce m en t
Please install batteries according to the following steps. *Please note the correct direction of battery installation:
The Positive Side (“+”) OF EVERY SINGLE Battery MUST FACE UP.
(WRONG INSTALLATION OF BATTERIES WILL CAUSE DAMAGE TO THE TESTER AND POTENTIAL HAZARDS!)
Preparation bef ore U se
5.1 Pull out the battery insulation slip, and take off the probe cap.
5.2 Rinse off the probe in pure water (preferably distilled or deionized water. RO water or tap water is the alternative) ,
then shake off excess water.
5.3 Perform calibration. For pH calibration tutorial, refer to Section 6.
5.4 If the tester hasn’t been used for a long time (over 1 month), please soak the probe in the 3M KCL
soaking solution for 15 minutes, then calibrate it before test.
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