Analysis With Blanking Procedure - LaMotte 2020t/i Manual Del Usuario

6. Wipe the tube thoroughly with a lint-
free cloth.
7. 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.
ENTER
8. Press
and scan the sample. The screen will
display Reading for about 1 second.
The result will appear on the screen.
 ANALYSIS WITH BLANKING PROCEDURE
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.
1. Press and briefl y hold
turn the meter on. The LaMotte
logo screen will appear for about
3 seconds and the Main Menu will
appear.
ENTER
2. Press
to select Scan Sample
to
to select Measure.
Turbidity NB (N)
10.22
Scan Blank
Scan Sample
12:00:00 001/500
Main Menu
Measure
Data Logging
Options
12:00:00
Measure Menu (N)
Turbidity - No Blank
Turbidity - With Blank
12:00:00
33
NTU
001/500
001/500