LaMotte 2020t BLE Mode D'emploi page 37

20. Rinse a clean tube (0260), or the
same tube, three times with the
turbidity standard.
21. Fill the tube to the fill line with the
turbidity standard. Pour the standard
down the inside of the tube to avoid
creating bubbles. Cap the tube.
22. Wipe the tube thoroughly with a lint-
free cloth.
23. Open the meter lid. Insert the tube
into the chamber. Align the index line
on the tube with the index arrow on
the meter. Close the lid.
24. Press
ENTER
and scan the standard. The screen
will display Storing... for about 1
second and then return to the Auto
Calibration screen. The calibration is
now saved and the meter can be used
for testing. The standard should never
be poured from the tube back into the
bottle.
25. Press
EXIT
to the Main Menu. Select Measure
Menu to begin testing. Or scroll to and
select Reset to return to the factory
calibration settings.
„ ANALYSIS WITHOUT BLANKING
To obtain the most accurate results the meter should be blanked before measuring a
sample. The blanking step is not as critical for samples above 10 NTU. The meter should
always be blanked before reading samples below 10 NTU.
to select Scan Sample
two times to return
Auto Calibration
Reset
Calibrate 1.0
Calibrate 10.0
Calibrate 100.0
12:00:00 p
Main Menu
Measure Menu
Setup Menu
12:00:00 p
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