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TABLE OF CONTENTS
TABLE OF CONTENTS
1. PRELIMINARY EXAMINATION ............................................................................................... 5
2. METER SPECIFICATIONS ...................................................................................................... 6
3. HI72911B - PROBE SPECIFICATIONS ................................................................................... 7
4. GENERAL DESCRIPTION ....................................................................................................... 8
5. FUNCTIONAL DESCRIPTION .................................................................................................. 9
6. MAINTENANCE ................................................................................................................. 11
7. GENERAL OPERATIONS ...................................................................................................... 13
7.1. BATTERY REPLACEMENT .......................................................................................... 13
7.2. CONNECTING THE PROBE......................................................................................... 14
7.3. TURNING THE METER ON......................................................................................... 14
7.4. BACKLIGHT FEATURE ............................................................................................... 14
8. METER SETUP .................................................................................................................. 15
8.1. GENERAL PARAMETER SCREENS ............................................................................... 16
8.2. PROBE SPECIFIC PARAMETERS ................................................................................. 20
9. CALIBRATION ................................................................................................................... 23
9.1. pH CALIBRATION ..................................................................................................... 23
9.2. pH BUFFER TEMPERATURE DEPENDENCE .................................................................. 30
9.3. RELATIVE mV CALIBRATION ..................................................................................... 31
9.4. ISE CALIBRATION .................................................................................................... 31
10. TEMPERATURE CORRELATION FOR pH SENSITIVE GLASS .................................................... 35
11. mV & TEMPERATURE CALIBRATION (for technical personnel only) ....................................... 36
12. MEASUREMENT .............................................................................................................. 38
12.1. pH MEASUREMENT ............................................................................................... 38
12.2. ORP MEASUREMENT ............................................................................................. 39
12.3. RELATIVE mV MEASUREMENT ................................................................................ 39
12.4. ISE MEASUREMENT .............................................................................................. 40
12.5. TEMPERATURE MEASUREMENT .............................................................................. 40
13. GOOD LABORATORY PRACTICE (GLP) ................................................................................. 41
14. LOGGING ........................................................................................................................ 42
14.1. LOGGING THE CURRENT DATA ................................................................................ 42
14.2. VIEW LOGGED DATA .............................................................................................. 42
14.3. AUTOEND ............................................................................................................. 42