Sound and Vibration, Load data format

[AlvinTIAN]

Hi, everyone, when I used the example of Sound and Vibration,waterfall and cascade plot(offline).vi，I dont konw which loading data format I should use. I try to transfer the dat. format, but noting can be shown on the plot. And which data data should be included in the data file, vibration data,speed data, time and so on? looking forward to your advice~