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The date of the calibration together with the current reading.
Calibration Expiration status together with the current reading: If disabled,
“EXPIRATION WARNING DISABLED” is displayed.
If enabled, the number of days until the calibration alarm “CAL DUE” will
be displayed. (i.e. “CAL EXPIRES IN 2 DAYS”)
If enabled, the number of days the calibration has expired (i.e. “CAL
EXPIRED 2 DAYS AGO”).
The probe serial number together with the current reading.
DISSOLVED OXYGEN MEASUREMENTS
Make sure that the probe is polarized, calibrated and the protective cap has been removed.
Rinse probe.
Submerse the probe in the sample to be tested, make sure the temperature probe is also immersed.
Allow time for the reading to stabilize.
Note: The sample should be stirred when taking a reading.
The Dissolved Oxygen value (in %) is displayed on the first LCD line and
the temperature on the secondary LCD line.
Press RANGE/u key to change the reading from % to ppm (mg/L) and
vice versa.
OPERATIONAL GUIDE
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