.XEM File Extension
File Type 1eManager Metered Units
What is a XEM file?
Defines metered units and credits used by eManager, a modular system for procedures and quality and risk control.
File Type 2PowerDesigner Model definition File
.XEM File Association 2
Extended model definition created with PowerDesigner, an enterprise modeling program; one or more XEM files may be saved along with a PowerDesigner database (.PDM) file and can be stored on a local hard disk or network drive.
Model definitions associated with a specific model can be viewed by selecting "Model→Extended Model Definitions list." XEM files should not be modified by the user, as they may become unusable.