Discovering histories to import
Importing histories (pulling data) starts by creating a history import descriptor usually in a
Supervisor station. The actual import takes place at the time scheduled in the import descriptor.
Prerequisites:
- The NiagaraNetwork is configured with at least two stations, such as a
Supervisor target (receiving) station and a remote (source) controller station.
- A client connection is established between the two stations.
- The source station contains histories to be imported.
-
Workbench is connected to the target station.
- In the Nav tree of the target station to which you intend to import the history data, expand .
- Double-click NiagaraNetwork.
The Station Manager opens.
- To discover the histories that need import descriptors, click Discover.
The Discovered table in the upper portion the window lists discovered station names.
- Double-click the import extension icon (
) for the source station.The Niagara History Import Manager opens with all of the histories stored in the History space of the selected station.
- Select the history descriptors to import and click Add.
The
Add window opens.
This window sets up each history descriptor.
- To set up when to import the histories, configure the
Execution Time properties as desired and click OK.The
Database table in the lower portion of the view displays the imported history(ies).
The imported histories reside under the NiagaraNetwork of the target station, in the Histories space of the station name representing the source station, as shown here.