10.8.2 Calibrating conductive conductivity, cell constant
Prerequisite for calibration. The conductivity sensor is connected. The conductivity sensor is in a
conductivity calibration solution, the conductivity of which is known.
Material Order number
Conductivity calibration solution, 1413 μS/cm, 250 ml. 1027655
Conductivity calibration solution, 1413 μS/cm, 1000 ml. 1027656
Conductivity calibration solution, 12.88 mS/cm, 250 ml. 1027657
Conductivity calibration solution, 12.88 mS/cm, 1000 ml. 1027658
All parameters for the conductivity sensor are correctly entered in the
[Measurement]
menu item.
1. Press in the continuous display.
2. Use the arrow keys to select the channel which should be calibrated.
3. Then press
ð
You will see the display with the menu for selection of
[Cell constant]
or
[Temp. coefficient]
.
Calibration of the cell constant
4. Use the arrow keys to select
[Cell constant]
.
5. Continue with .
ð
You will see the current data for the
[Cell constant]
. Enter the temperature coefficient of
the calibration solution here.
6. Continue with calibration with .
7. Continue with .
8. Enter the known conductance of your conductivity calibration solution.
9. Accept with .
10. Continue with .
11. Apply the result of the calibration into the controller memory by pressing or cancel the
process with ESC.
ð
The controller shows the calibration menu again and operates with the results of the cal‐
ibration.
Calibration
117
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