XRatel PerfMon Server can monitor every published WMI counter. These variables are stored in groups called WMI Classes.

Tag List View

The Computer tag lists scanned items for this computer. For each listed variable, you can manually configure the data type and filtering. There are seven columns in the tag list view:

Enable: Indicates if the tag is active to server scan.

History: Add this tag into XRatel Historian Service.

tag Name: Name that will be used by the server to publish this variable.

WMI Class: Indicates the class where localizes this tag.

WMI Counter: Indicates from which WMI counter this variable is from.

Data Type: The data type of the tag.

Value: The current value of the tag.

Using the top toolbar, you can edit properties or remove a raw tag.

You can edit properties of a variable by clicking on tag Properties button or right-clicking the variable in the list and choosing tag Properties from the context menu.

Tag Properties Toolbar

Editing a tag will display a detailed tag configuration dialog box:

Raw Tag Properties Dialog

You can customize the following item settings:

tag Name: Name that will be used by the server to publish this variable.

WMI Path: The path for the current WMI Counter

Data Type: Data type that will be used by the server to publish this item. Please notice that if you publish a character string as integer, the tag will be unavailable.

1st Order Filter: Check to create an additional tag (with "_Filtered" in the name) that applies a low pass filter in this item. This is only available for numerical variables.

Alarm configuration is explained in Computer tags Usage.

After you edit or add the item, just click on the OK button to close the Raw tag Properties dialog and update the item settings. If you want to discard all changes, click on the Cancel button to close the Raw tag Properties dialog.