
Contents
II 826/827 pH meter, Instructions for Use
6.2 Temperature measurement (T mode) ........................................................ 34
6.3
Potential measurement (U mode) .............................................................. 34
7 Various functions ............................................... 35
7.1 Reports ....................................................................................................... 35
7.1.1
Arrangement of a report ......................................................................... 36
7.1.2
Report identification ............................................................................... 36
7.1.3
Measuring point report ........................................................................... 37
7.1.4
Calibration report ................................................................................... 37
7.1.5
Configuration report ............................................................................... 37
7.1.6
Parameter report .................................................................................... 38
7.1.7
Measured values memory report ........................................................... 38
7.1.8
PC/LIMS report ....................................................................................... 38
7.1.9
System test report .................................................................................. 39
7.2
Measured values memory .......................................................................... 40
7.2.1
Store measured values .......................................................................... 40
7.2.2
Print measured values ........................................................................... 40
7.2.3
Show measured values .......................................................................... 40
7.3
Setup .......................................................................................................... 42
7.3.1
Locking ................................................................................................... 42
8 Troubleshooting – Messages – Maintenance ..... 43
8.1 Troubleshooting ......................................................................................... 43
8.2
Messages ................................................................................................... 45
8.3
Diagnosis ................................................................................................... 47
8.4
Maintenance ............................................................................................... 49
8.4.1
Changing the batteries (826 only) ......................................................... 49
8.4.2
Changing the batteries (827 only) ......................................................... 50
9 Appendix ............................................................. 51
9.1 Technical data ............................................................................................ 51
9.1.1
Measuring modes .................................................................................. 51
9.1.2
Measuring inputs .................................................................................... 51
9.1.3
Measuring input specifications .............................................................. 52
9.1.4
Measured values memory ..................................................................... 52
9.1.5
Display .................................................................................................... 52
9.1.6
Interfaces ................................................................................................ 52
9.1.7
Power supply .......................................................................................... 52
9.1.8
Housing specifications ........................................................................... 52
9.1.9
Safety specifications .............................................................................. 53
9.1.10
Electromagnetic compatibility (EMC) .................................................... 53
9.1.11
Ambient temperature ............................................................................. 53
9.1.12
Reference conditions ............................................................................. 53
9.1.13 Dimensions ............................................................................................ 53
9.2
Menu structures ......................................................................................... 55
9.2.1
Instrument configuration ........................................................................ 55
9.2.2
Parameters in the pH mode ................................................................... 56
9.2.3
Parameters in the T mode ...................................................................... 56
9.2.4
Parameters in the U mode ..................................................................... 56
9.3
Stored buffer series ................................................................................... 57
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