LaMotte 2020wi Portable Turbidity Meters - Manual (Page 37)

retain the old calibration data for the other ranges. It is recommended
that the meter be calibrated for each range that will be used. The value
of the standards chosen for the calibration should not be at the extremes
of the ranges (11, 110, 300, 600 NTU/FTU). The meter is auto-ranging
and will automatically select the appropriate range for the sample being
tested.
It is recommended that the meter be calibrated daily.
1. Press and briefl y hold
to turn the meter on. The
LaMotte logo screen will
appear for about 3 seconds
and the Main Menu will
appear.
Main Menu
Measure
Data Logging
Options
Run PC Link
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2. Press
ENTER
to select
Measure.
Measure Menu
Turbidity - No Blank
Turbidity - With Blank
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3. Press to scroll to
Turbidity - With Blank.
Measure Menu
Turbidity - No Blank
Turbidity - With Blank
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4. Press
ENTER
to select
Turbidity - With Blank.
Turbidity WB (F)
Scan Blank
Scan Sample
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37
Calibration