wtw inoLab Level 3 Operating Manual page 103

Preparatory
activities
Perform the following preparatory activities:
1 Switch on the measuring system with
2 Connect the electrode to the measuring module.
3 Connect a temperature probe to the measuring
system so that any temperature differences that are
too high will be indicated during calibration.
4 Keep the standard solutions ready.
5 Adjust the temperature of the standard solutions.
6 Switch to the Menu mode.
46
7 Use
8 Confirm the ISE menu item with
9 Confirm the ISE menu item with
The measured variable ISE appears on the display
(✔).
Note
For calibration, use tempered standard solutions with a
temperature that differs by a max. of
temperature of the test sample.
to select the main Meas menu.
Ion concentration
e
.
82
.
g
.
2 °C from the
±
103