Ketotek KT-3 User Manual
ON/OFF Button
Calibration Button
Immersion Line
Agile Glass Electrode
+
+
Battery case
2 x 1.5v LR44
Protection Cap
-
-
6
one
The battery case be opened or after replace the battery.
The PH meter was not used for a long time.
5
Remarks:
After the calibration, the PH meter does not need to be recalibrated within 48 hours
though it is used frequently. It needs to be recalibrated under the following conditions:
The solution temperature is significantly different from 25℃.
The electrode is exposed to air for too long time, such as more than half an hour.
After measuring a solution of peracid (pH<2) or overbase (pH>12)
The warranty period of our products is 12 months from purchase. If a defective
is found due to qualified problems of the product, we will perform three
commitments: repair , replace and refund.
Email : info@cnketotek.com for technical support.
3
Technology Inc.
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