sauter KERN SW 1000 Instruction Manual page 24

Sound level meter
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CSD Log.step (CSD log step) is the log step (the interval time) for saving the data
as CSD file. Press <◄>, <►> to select the following option: 1s to 59s, 1min to
59min, 1h to 24h.
☆ Note: A SWN/OCT file can only store integral data. The logging step can be
considered as an integral period. All data within the logging step (the integral period)
is saved as one line in the SWN/OCT file. The CSD file only saves instantaneous data
without integration. As soon as the CSD logging step is reached, the 14 group data of
the adjustable measurement are saved as a line in the CSD file like a snapshot.
4.3.2 Measuring range
trains of 0.125 ms at 4 kHz, the error is 0.4 dB.
Linearity range: The measurement result can only be considered correct if the result
is within the linear range. Otherwise the measurement error of the measurement result
is above the acceptance limit. Sometimes the linearity range is also referred to as the
"measurement range".
Dynamic Range: The dynamic range is the range between the inherent noise and the
maximum input signal level. The dynamic range is the maximum range that the sound
level meter can display. The measurement result close to the inherent noise does not
have to be considered linear.
Peak C Range: The Peak C Range is the linear range of the Peak C measurement.
The Peak C measurement in this range can be considered correct.
24
Profile1
Octave
Profile2
Data
Profile3
SWN File
OCT File
The MEAS.Range menu shows the linearity range, the dynamic
range and the peak C-range.
Due to the newly developed algorithms, there is only one measuring
range; the measuring range no longer needs to be switched. The
algorithm meets the requirements for a pulse frequency response
of up to 0.25 ms with an error of only 0.1 dB at 4 kHz. For pulse
14 sets of
Custom
Measure
SWN/OCT
Log.Step:
0.1s~24h
CSD File
CSD
Log.Step:
1s~24h
SW-BA-e-2020

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