LaMotte 2020wi Portable Turbidity Meters - Manual (Page 39)

9. Press
ENTER
to scan the blank.
The screen will display Blank
Done for about 1 second and
then return to the Turbidity -
With Blank Menu.
Turbidity WB (F)
Scan Blank
Scan Sample
12:00:00 001/500
10. Rinse a clean tube (0290), or
the same tube, three times
with the standard.
l
11. Fill the tube to the fi ll line
with the standard. Pour the
standard down the inside of
the tube to avoid creating
bubbles. Cap the tube.
12. Wipe the tube thoroughly with
a lint-free cloth.
13. 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.
39
Calibration