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Rockwell Automation Publication 1441-UM006A-EN-P - May 2011
Chapter 2
Run Up/Coast Down Extension Module
Display the Spectrogram Plot
When you are done setting up the plot parameters, you can process the spectral
data by pressing F3 (Display) on the RUCD - Spectrogram Setup screen.
Optimize the Spectrogram Plot
Additional parameters display on the screen letting you to control how the
spectra appear in the spectrogram plot.
1.
Select a parameter and press the Right arrow to open a list of values.
2.
Select or type in a parameter value.
3.
Press the Left arrow to save your selection.
Use the descriptions in
Spectrogram Plot Setup Parameters on page 39
to
help you configure the parameters.
4.
When you are finished and ready to display data, press F3 (Display)
to view
the Spectrogram.
Freq. Range (EU)
The maximum frequency for the measurement.
The frequency range is determined by the X-axis parameter.
10…2000 Hz
600…120000 CPM
.001…166 Orders
LF Cutoff (EU)
Sets a low frequency cutoff filter to remove noise from the analysis.
The available options are determined by your X-axis selection.
Off
21.6 CPM
66 CPM
120 CPM
600 CPM
4200 CPM
.36 Hz
1.1 Hz
2 Hz
10 Hz
70 Hz
Table 9 - Spectrogram Plot Parameter Descriptions
Parameter Name
Description
Values/Comments
TIP
The larger the .wav file, the longer it takes to process the data
and display the plot.