Metrohm 914 pH / Conductometer - Manual (Page 7)

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Table of contents
pH Meter/Conductometer
￭￭￭￭￭￭￭￭ V
6 Troubleshooting 61
6.1 General ................................................................................ 61
6.2 Problems ............................................................................. 62
6.2.1 Troubleshooting .................................................................... 62
6.3 Restarting/resetting the instrument ................................. 64
6.3.1 Instrument reset .................................................................... 64
6.3.2 Resetting the instrument to factory settings ........................... 64
6.4 Messages ............................................................................. 65
7 Appendix 66
7.1 Saved buffer series ............................................................. 66
7.1.1 Metrohm ............................................................................... 67
7.1.2 NIST (according to DIN standard 19266, 2000) ...................... 68
7.1.3 DIN (according to DIN standard 19267, 2012) ....................... 69
7.1.4 Fisher .................................................................................... 70
7.1.5 Mettler Toledo ....................................................................... 71
7.1.6 Merck CertiPUR 20 / Titrisol ................................................... 72
7.1.7 Merck CertiPUR 25 ................................................................ 73
7.1.8 Beckmann ............................................................................. 74
7.1.9 Radiometer ............................................................................ 75
7.1.10 Baker ..................................................................................... 76
7.1.11 Hamilton DURACAL ............................................................... 77
7.1.12 Fluka ..................................................................................... 78
8 Technical specifications 79
8.1 Measuring inputs ................................................................ 79
8.2 Measured value memory ................................................... 80
8.3 TFT display .......................................................................... 80
8.4 Interfaces ............................................................................. 80
8.5 Power supply ...................................................................... 80
8.6 Charging time ..................................................................... 81
8.7 Runtime with battery ......................................................... 81
8.8 Housing specification ......................................................... 82
8.9 Safety specification ............................................................ 82
8.10 Electromagnetic compatibility (EMC) ................................ 82
8.11 Ambient temperature ......................................................... 83
8.12 Reference conditions .......................................................... 83
8.13 Dimensions/material ........................................................... 83
9 Warranty (guarantee) 84