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Version2.0

Contents

1 Introduction ............................................................................................................................................ 3

1.1 Basic Features ............................................................................................................................... 3

1.2 pH Measurement Features ............................................................................................................ 3

2 Specifications......................................................................................................................................... 3

2.1 Main Specifications ........................................................................................................................ 3

2.2 Other Specifications: ...................................................................................................................... 4

3 Instrument Description ........................................................................................................................... 4

3.1 LCD Display ................................................................................................................................... 4

3.2 Keypad Functions .......................................................................................................................... 5

3.3 Meter Socket .................................................................................................................................. 7

3.4 Display Mode ................................................................................................................................. 7

3.5 Store, Recall and Clear Data ......................................................................................................... 8

3.6 Auto. Power-off .............................................................................................................................. 8

3.7 Manual Temperature Compensation (MTC) .................................................................................. 8

4 pH Measurement ................................................................................................................................... 8

4.1 pH Electrode Information ............................................................................................................... 8

4.2 pH Calibration Consideration ......................................................................................................... 9

4.3 pH Calibration (take three-point calibration as an example) ....................................................... 10

4.4 Customer-defined calibration ........................................................................................................11

4.5 Sample Test ................................................................................................................................. 12

4.6 pH Electrode Maintenance .......................................................................................................... 13

5 mV Measurement ................................................................................................................................ 14

5.1 ORP Measurement ...................................................................................................................... 14

5.2 Notes: ........................................................................................................................................... 14

6 Parameter Setting ................................................................................................................................ 15

7 USB Communication ........................................................................................................................... 18

7.1 Software Requirement ................................................................................................................. 18

7.2 Software Interface ........................................................................................................................ 19

7.3 Install Software ............................................................................................................................ 19

7.4 Automatic Connection Port .......................................................................................................... 20

7.5 Operation Software ...................................................................................................................... 20

8 What’s in the Kit? ................................................................................................................................. 21

9 Recommended pH Electrodes for different Applications..................................................................... 21

10 Warranty .............................................................................................................................................. 22

11 Appendix I: Parameter Setting and Factory Default Setting ............................................................... 23

12 Appendix II: Abbreviation Glossary ..................................................................................................... 23