CASELLA CEL CEL-450 Handbook page 43

Operation Press Display Shows
8. When the
level is
correct
9. Save the
or
calibration
When the calibration check is complete, press
Measurement screen or twice to obtain the Main menu that gives
access to all settings and stored data.
Note 4: The instrument saves the four most recent calibrations.
Acoustic Calibration Check
Comments
To allow the new setting to
be saved as the current
4
calibration .
The user is given the option
of saving or not saving the
new calibration.
Press again to use the
highlighted option and save
the calibration.
Or use or to
highlight NO SAVE to ignore
the current calibration and
use the previous calibration.
once to obtain a
CEL-450/490 Operators Handbook - Page 43