Dr.Meter PH838 User Manual Download Page 6

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If the electrode is passivated and being contaminated or blocked by the

substances in the tested solution, please rinse it with the proper solution to renew

the electrode. (Note: When rinsing, please choose the solution according to the

properties of the substances in the tested solution.)

Package Contents

1 x pH meter

2 x pH 4 powder

2 x pH 6.86 powder

2 x pH 9.18 powder

1 x user manual

1 x warranty card

Summary of Contents for PH838

Page 1: ...Dr meter PH Meter Model PH838 User Manual Thanks for choosing the Dr meter PH Meter Please read this user manual carefully before use and keep it on hand for future reference...

Page 2: ...86 and 4 01 pH buffers for a calibration Instructions for calibration are also included with the pH meter Product Illustration Specification Measurement Range 0 00 14 00 pH Intrinsic Error 0 05 pH Me...

Page 3: ...e electrode with distilled water and put it into the pH6 86 solution When the reading is stable the LCD display will display PAS which means the second calibration point has succeeded Then the device...

Page 4: ...ckly decrease the value Auto Off Before turning on the device press and hold the ON OFF button and simultaneously and the LCD display will show APO ON or APO OFF Press the ON OFF button to select APO...

Page 5: ...buffer solution The Dr Meter PH Meter comes with 3 buffer solutions for calibration 4 00 6 86 and 9 18 Make up each solution in a separate container or bottle by adding the contents of each sachet to...

Page 6: ...ution please rinse it with the proper solution to renew the electrode Note When rinsing please choose the solution according to the properties of the substances in the tested solution Package Contents...