2
3
4
5
6
7
8
9
100
2
3
4
5
6
7
8
9
1000
2
3
4
5
10p
100p
1n
10n
100n
1μ
10μ
100μ
Fault_021
Fault_014
Fault_007
Normal
1/3 Octave PSD of Bearing Vibration
Frequency (Hz)
Acceleration (g^2/Hz)
plotly-logomark