19
5.1 Dissolved Oxygen measurement
Fig. D
1) Attach the Oxygen Probe by installing the “Probe Plug“ (Fig. D-1)
into the “DO Socket“ (Page 5, Fig. A-15).
2) Power on the meter by pressing the “Power” button once.
3) Keep pressing the “Mode” button until the bottom rigth display
shows “%O
2
“.
CAUTION! Ensure calibration on air before measurement.
Wait approx. 2 minute until the reading value stabilises.
If the reading value on air is not within 20.7 to 21.1 (20.9
± 0.2), then proceed with calibration procedures first. For
calibration procedures, please refer chapter 5.2, page 21.
After completing the calibration procedures, the display
should show a value between 20.8 and 21.0 (20.9 ± 0.1).
4) Press the “Function” button once, and the bottom right display
will show “mg/L“. Now the meter is ready for the Dissolved
Oxygen measurement.
D-1
D-2
D-3
D-5
D-4
Содержание SensoDirect 150
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