New/Edit Niagara System History Export descriptor
This window sets up a history export descriptor that uses tags instead of history IDs to export histories.
Figure 130. System History Export properties
To open this window, expand , double-click Histories click New, select Niagara System History Export from the drop-down Type to Add menu and click OK.
| Property | Value | Description |
|---|---|---|
| Name | text (default begins with Local_ for any history originating from the local station. If you are adding a descriptor this property defaults to NiagaraSystemHistoryExport appending numerals as needed to keep unique.) | Provides a name for the object. Editing this property is equivalent to the right-clicking Rename command on the component.In this case, the object is a history export descriptor. Typically you leave it at its default value.
Editing this name does not affect the name of resulting history that was already exported. |
| History Id | text in two parts: station name/history name | Together the two names identify the CSV file to import from the local
Histories originating in the local station show a caret (^), which is shorthand for the local station, and source history names. Typically, you leave both at their default values. |
| Execution Time | additional properties (Trigger Mode defaults to Daily)
|
Configures a time trigger that controls when to perform the function.
Trigger properties are documented in the Getting Started with Niagara guide. |
| System Tag Patterns | Specifies one or more text strings matched against text values in the System Tags properties of a local history extensions, where matching text patterns result in histories exported into the remote history space. |