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15.1.8.2
Calibrating conductive conductivity, cell constant
Material
Conductivity calibration solution, 1413 μS/cm, 250 ml.
Conductivity calibration solution, 1413 μS/cm, 1000 ml.
Conductivity calibration solution, 12.88 mS/cm, 250 ml.
Conductivity calibration solution, 12.88 mS/cm, 1000 ml.
Calibration of the cell constant
Calibrating the controller diaLog DACb
Once you have selected the sensor type, the prompt automatically
appears asking whether the sensor parameters (zero point) have
to be determined. You can initiate this prompt manually as follows:
Continuous display ➨ Menu ➨
[Measuring channel X Conductivity]
or
[Sensor parameter adjustment] ➨
1.
Use the arrow keys to select
[Automatically determine sensor parameters] .
2.
Continue with
.
ð You will see the display showing
[Automatically determine sensor parameters] .
3.
Continue with
.
ð You will see the display with the message
[Sensor parameters are automatically determined] .
The sensor parameters are automatically carried over.
Prerequisite for calibration. The conductivity sensor is connected.
The conductivity sensor is in a conductivity calibration solution, the
conductivity of which is known.
All parameters for the conductivity sensor are correctly entered in
[Measurement] menu item.
the
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] .
4.
Use the arrow keys to select
5.
Continue with
.
ð You will see the current data for the
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
.
[Measurement] ➨
or
➨
or
.
[Sensor dry] and
Order number
1027655
1027656
1027657
1027658
[Cell constant] .
[Cell constant] . Enter
.
➨
109
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