JUMO 202710, Руководство по эксплуатации, Страница: 3 / 32

Contents
1 Typographical conventions ...................................................... 5
1.1 Warning signs ..............................................................................................5
1.2 Note signs ....................................................................................................5
2 General ....................................................................................... 6
2.1 Preface .........................................................................................................6
2.2 Safety notes .................................................................................................6
2.3 Display .........................................................................................................7
2.4 Controls ........................................................................................................8
2.5 Connections .................................................................................................9
3 Configuration ........................................................................... 10
3.1 Select measurement function: pH / redox mV / redox mV
H
/ rH / thEr .....10
3.2 Select 2- or 3-point calibration (only for pH measurement) .......................11
3.3 Select temperature unit (°C / °F) ................................................................11
3.4 Set temperature offset ...............................................................................11
3.5 Set automatic power-off ............................................................................12
3.6 Adr. .............................................................................................................12
3.7 Manual temperature setting for operation without a temperature sensor .13
3.8 Manual pH setting for the rH measurement function .................................13
4 Calibrating a pH combination electrode ............................... 15
4.1 Preparation .................................................................................................15
4.2 Start ............................................................................................................16
4.3 With a temperature sensor .........................................................................17
4.4 Without temperature sensor ......................................................................18
4.5 Display of the electrode state ....................................................................20
4.6 Parameters in the combination electrode display ......................................20
5 Measuring rH ........................................................................... 22
5.1 Measuring pH .............................................................................................22
5.2 Determining the rH value ...........................................................................22
5.3 Manual determination of the rH value ........................................................23