You could create health points using the sample excel files listed in %pihome%\PIPC\Interfaces\PI_UFL
PI_UFL_Sample_HealthPoints.xlsx and PI_UFL_Sample_PerformanceCounters.xlsx
After creating the tags, you could add it in your monitor list as other interfaces.
Please download the PI Interface for Universal File and Stream Loading (x64) User Guide. On page 13, you will find information about diagnostics configuration for PI UFL, including about how to create health monitoring points and I/O rate point.
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