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Table of Contents
1. Introduction............................................................................................4
2. Display and keypad functions .............................................................5-6
2.1 Display ...................................................................................................................................5
2.2 Keypad ...................................................................................................................................6
3. Preparation ........................................................................................7-11
3.1 Inserting the batteries ..........................................................................................................7
3.2 Connecting the electrode and temperature probe .......................................................8-9
3.3 Attaching the electrode holder to the meter ..................................................................10
3.4 Inserting the electrode into the electrode holder...........................................................11
4. Calibration .......................................................................................12-17
4.1 Important information on meter calibration .................................................................12
4.2 Preparing the meter for calibration.................................................................................13
4.3 pH calibration................................................................................................................14-15
4.4 Relative mV calibration.....................................................................................................16
4.5 Temperature calibration ....................................................................................................17
5. Measurement ...................................................................................18-21
5.1 Automatic Temperature Compensation .........................................................................18
5.2 Manual Temperature Compensation ..............................................................................19
5.3 Taking Measurements ..................................................................................................20-21
6. Hold function ........................................................................................22
7. Memory functions............................................................................23-24
7.1 Memory Input.....................................................................................................................23
7.2 Memory Recall....................................................................................................................24
8. Advanced setup functions ...............................................................25-39
8.1 Advanced setup mode overview................................................................................26-27
pH 300 meter......................................................................................................................26
pH 310 meter......................................................................................................................27
8.2 Program 1.0: Memory clear...............................................................................................28
8.3 Program 2.0: Viewing previous calibration data ...........................................................29
8.4 Program 3.0: Viewing electrode data .........................................................................30-31
P3.1 Electrode offset ..........................................................................................................30
P3.2 Electrode slope ..........................................................................................................31
8.5 Program 4.0: Unit configuration .................................................................................32-33
P4.1: READY indicator and auto endpoint function....................................................32
P4.2: Selecting number of pH calibration points..........................................................33
P4.3: Calibration buffer selection sets (pH 310 meter only) ..........................................34
P4.4 Selecting °C or °F (pH 310 meter only)....................................................................35
8.6 Program 5.0: Resetting to factory default settings (pH 300 meter only)......................36
8.7 Program 5.0: Setting the real-time clock (pH 310 meter only) .................................37-38
8.8 Program 6.0: Resetting to factory default settings (pH 310 meter only)......................39
9. Probe care and maintenance...........................................................40-41
10. Troubleshooting..................................................................................42
11. Error Messages ....................................................................................43
12. Specifications ......................................................................................44
13. Accessories .....................................................................................45-46
14. Warranty .............................................................................................47
15. Return of Items...................................................................................47
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