Two Point Calibration - ProMinent DULCOMETER diaLog DACb Assembly And Operating Instructions Manual

Calibration
94
Used calibration solution
Dispose of the used calibration solution. For more
information: see calibration solution safety data
sheet.
Two test containers with a calibration solution are required for cali‐
bration. The fluoride content of the calibrating solutions should be
at least 0.5 ppm F apart from each other. The sensor should be
-
rinsed thoroughly with fluoride-free water when changing the cali‐
brating solution.
1.
Press the key in the continuous display.
2. Using the arrow keys select
3.
Then press
CAL F -

Two point calibration

Immerse sensor in buffer 1
Sensor value
Sensor voltage
Start with <CAL>
Fig. 59: Fluoride sensor calibration (CAL)
4. Immerse the sensor in test container 1 with calibration solu‐
tion. When doing so gently move the sensor
5.
Then press
[Calib. in progress]
ð
CAL F -
Two point calibration
Sensor value
Change with <OK>
Fig. 60: Fluoride sensor calibration (CAL)
6.
Then press to change the ppm value or press
tinue with the calibration
7.
Then press
[Two point calibration]
2.50 ppm
161.4 mV
.
2.50 ppm
continue with <CAL>
A1038
A1040
to con‐