Bante904P Portable Conductivity/DO Meter
15
DO Calibration in mg/L or ppm Mode
Single point calibration - air-saturated water
1.1
Press the
Mode
key until the meter shows
icon and measurement unit
“
mg/L or ppm
”.
1.2
Ensure that you have selected 1 point calibration in the setup menu.
1.3
Press the
Cal
key, the meter shows 8.25mg/L/CAL 1 (@25° C).
1.4
Immerse the dissolved oxygen probe into the air-saturated water for 15 minutes. Press the
Enter
key, the meter begins the calibration, the
Calibration icon continuously flashing.
1.5
Wait for the reading to stabilize, the meter automatically shows END. Calibration is completed.
2 points calibration
2.1
Ensure that you have selected 2 point calibration in the setup menu.
2.2
Press the
Cal
key, the meter shows 8.25mg/L/CAL 1 (@25° C), press the
or
key until the display shows 0.00mg/L/CAL1.
2.3
Immerse the dissolved oxygen probe into the zero oxygen solution for at least 10 minutes. Press the
Enter
key, the meter begins the calibration, the
Calibration icon continuously flashing.
2.4
Wait for the reading to stabilize, the display will
show “
8.25mg/L/CAL 2
”
, the meter prompts you to continue with second point calibration.
2.5
Immerse the dissolved oxygen probe into the air-saturated water for 15 minutes, press the
Enter
key to confirm. Wait for the reading to stabilize, the
meter automatically shows END. Calibration is completed.
If you want to exit the calibration, press the
Meas
key.
