Download User Manual: Hand-held Analyzer Type 2250-L

Hand-held Analyzer 2250 Light – User Manual
104
Fig.10.6
Displaying a Noise
Curve together with
the LZeq spectrum
10.3.1
Smileys
A smiley will be shown to the right of the project name if there are any issues with calculating
Noise Parameters, or displaying noise curves (see the overview in Table 10.1).
Table 10.1 Overview of Smileys
Smiley
10.4
Explanation
Description
No Loudness for 1/1-octaves
Select 1/3-octave
No Leq parameter logged
Select an Leq spectrum for logging
Sound Field Mismatch for Loudness
Set the Loudness parameter in Input in
accordance with the Sound Field Correction
Frequency bands outside Noise
Curves
Levels are lower or higher than any noise curve
band
Noise Curves require use of Mic.
Select a microphone
Display Noise Curve with LZeq
Noise parameters are calculated but Noise
Curves can only be displayed together with LZeq
Noise Curve for 1/1-octaves only
Noise parameters are calculated but Noise
Curves can only be displayed for 1/1-octaves
Saving Results
Measurements are saved and can be viewed later, in the same way as described for the Sound
Level Meter Project in Chapter 3.