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TABLE OF CONTENTS
1. PRELIMINARY EXAMINATION ...................................................................................................................................5
2. INSTRUMENT OVERVIEW ..........................................................................................................................................5
3. SPECIFICATIONS .............................................................................................................................................................6
4. FUNCTIONAL & DISPLAY DESCRIPTION ............................................................................................................8
5. PROBE DESCRIPTION ..................................................................................................................................................11
6. GENERAL OPERATIONS .............................................................................................................................................14
6.1. POWER CONNECTION & BATTERY MANAGEMENT ..........................................................................14
6.2. MOUNTING THE ELECTRODE HOLDER ..................................................................................................14
6.3. CONNECTING THE PROBES .........................................................................................................................14
6.4. ELECTRODE CARE & MAINTENANCE ......................................................................................................15
7. SETUP ..................................................................................................................................................................................18
7.1. MEASUREMENT MODES ..................................................................................................................................18
7.2. GENERAL SETUP OPTIONS............................................................................................................................19
7.3. pH MODE SETUP OPTIONS ...........................................................................................................................23
7.4. EC MODE SETUP OPTIONS ...........................................................................................................................25
8. pH ........................................................................................................................................................................................29
8.1. PREPARATION ......................................................................................................................................................29
8.2. CALIBRATION ......................................................................................................................................................29
8.3. MEASUREMENT ................................................................................................................................................32
8.4. WARNINGS & MESSAGES............................................................................................................................33
9. ORP ..................................................................................................................................................................................... 37
9.1. PREPARATION ......................................................................................................................................................37
9.2. MEASUREMENT .................................................................................................................................................37
10. EC / TDS ..........................................................................................................................................................................38
10.1. PREPARATION ....................................................................................................................................................38
10.2. CALIBRATION ....................................................................................................................................................38
10.3. MEASUREMENT ...............................................................................................................................................40
10.4. WARNINGS & MESSAGES ..........................................................................................................................42
