testo 252 Bedienungsanleitung Seite 75

Description of probes
pH electrodes ............................................................46
Storing the electrodes.........................................48
Calling up the calibration data .............................49
Printing the calibration data.................................50
Conductivity sensors .................................................51
Care and maintenance........................................52
Measuring the cell constant with the
conductivity standard or calibration solution........53
Conductivity calibration with standard solution ....53
Temperature probes ..................................................56
Buffer solutions ..............................................................57
Technical data, instrument ...........................................58
Analogue outputs .......................................................... 61
Options
for storing...printing...processing
the measuring results..............................................62
Ordering data..................................................................64
Appendix.............................................................................
Temperature coefficients
of several selected solutions ......................................68
Calculation of conductance at 25 ° C .......................69
Electrical interference during measurements
in laboratories ............................................................70
Measuring instrument conforms
Table of contents
with EN 50 082-1 and
EN 55 011 Group 1 ClassA
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