59
SVANTEK 977W User Manual
Scale of results presentation
The
Scale
position defines the units of
results:
Lin
(linear) and
Log
(logarithmic).
In case of
Log
the graphical presentation is
given in the logarithmic scale and the
measurement results are expressed in
decibels (the result is related to the values
set in the
Reference Levels
window (
path:
<Menu>
/
Auxiliary
Setup
/
Reference Levels
).
In case of the sound measurements the
Scale
position is not active. All results are
presented in dB.
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Note: In the Vibration modes, the parameters can be presented in Logarithmic (dB) or Linear (for
example, m/s
2
) units. It depends on the Scale parameter value. For example, 10 m/s
2
can be
presented as 140 dB.
The
Resolution
position defines the
number of digits after the decimal point in
the presented results: one digit after the
decimal point (
0.1 dB
) or two digits after the
decimal point (
0.01 dB
).
►
Scaling the vertical axis of the plot
The
Dynamic
position enables the user to
select the required dynamic range scaling
of the plot. It is possible to select the range
from the set:
10dB
,
20dB
,
40dB
,
80dB
,
100dB
and
120dB
.
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Switching the grid on/off
The
Grid
position enables the user to switch
on or off the horizontal grid lines in any
graphical presentation
– history plot or
spectrum.
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