===Machine Class===
The machine class represents the full model of the machine. Includes RPM and speed variation information. Automated diagnostics are run at the machine class level
===Composites===
composites are composed of several components and are used for inter-component issues i.e. pulleys and gear compressors.
===Components===
collection of elements on a single shaft

===Elements===
a mechanical part i.e. bearings, fans, and motors