AB23PH Bench pH Meter EN-1
Contents
1. INTRODUCTION .......................................................................................................... 2
1.1. SAFETY PRECAUTIONS ......................................................................................................... 2
1.2. INTENDED USE .................................................................................................................. 3
1.3. DISPLAY AND CONTROLS ..................................................................................................... 4
2. INSTALLATION ............................................................................................................ 6
2.1 INSTALL THE STAND-ALONE ELECTRODE HOLDER ........................................................................ 6
2.2 INSTALLING THE POWER ADAPTER .......................................................................................... 7
2.3 CONNECT THE PH ELECTRODES ............................................................................................. 7
3. SETUP ......................................................................................................................... 8
3.1 SET TEMPERATURE UNIT AND MTC VALUE .............................................................................. 8
3.2 SELECT A PREDEFINED BUFFER GROUP ..................................................................................... 8
4. OPERATION ................................................................................................................ 9
4.1 CALIBRATION .................................................................................................................... 9
4.1.1 Buffer group ......................................................................................................... 9
4.1.2 Perform 1-point calibration ................................................................................ 10
4.1.3 Perform 2-point calibration ................................................................................ 11
4.1.4 Perform 3-point calibration ................................................................................ 11
4.2 SAMPLE MEASUREMENT .................................................................................................... 12
4.2.1 pH measurement ................................................................................................ 12
4.2.2 mV measurement ............................................................................................... 12
4.2.3 Temperature measurement ............................................................................... 12
4.3 MEMORY ...................................................................................................................... 13
4.3.1 Store a reading ................................................................................................... 13
4.3.2 Recall a memory ................................................................................................. 13
4.3.3 Clear a memory .................................................................................................. 13
5. MAINTENANCE ......................................................................................................... 14
5.1 ERROR MESSAGE ............................................................................................................. 14
5.2 METER MAINTENANCE ...................................................................................................... 14
5.3 ELECTRODE MAINTENANCE ................................................................................................ 15
5.4 CLEANING ...................................................................................................................... 15
5.5 SELF-DIAGNOSIS .............................................................................................................. 15
5.6 RECOVER FACTORY SETTINGS .............................................................................................. 15
6. TECHNICAL DATA ...................................................................................................... 16
6.1 SPECIFICATIONS .............................................................................................................. 16
6.2 DIMENSIONS .................................................................................................................. 17
7. BUFFER GROUP ......................................................................................................... 18
8. COMPLIANCE ............................................................................................................ 19
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