15
3. Press
ENTER
to select
Options
.
Options Menu
Turbidity Options
Averaging
Set Clock
Set PWR Save
12:00:00 001/500
4. Press
ENTER
to select
Turbidity
Options
.
Turbidity Options
Turbidity Calibration
Turbidity Units
12:00:00 001/500
5. Press
ENTER
to select
Turbidity
Calibration
.
Turbidity Calibration
Nephelometric NTU
Ratiometric NTRU
Attenuation AU
12:00:00 001/500
6.
Scroll to the desired calibration
option.
Turbidity Calibration
Nephelometric NTU
Ratiometric NTRU
Attenuation AU
12:00:00 001/500
NOTE: Stablcal
®
standards below 50 NTU should not be used to calibrate the 2020t/i. The
diluent has a diff erent refractive index than traditional formazin standards and will aff ect
the results.
7. Press
ENTER
to save the selection.
The screen will display
Storing...
for
about 1 second and return to the
Options
menu. Press
EXIT
to return
to a previous menu.
Options Menu
Turbidity Options
Averaging
Set Clock
Set PWR Save
12:00:00 001/500
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