Alarms and Conditions VIs
- Updated2023-02-21
- 1 minute(s) read
Alarms and Conditions VIs
Owning Palette: OPC UA Server VIs
Requires: OPC UA Toolkit. This topic might not match its corresponding palette in LabVIEW depending on your operating system, licensed product(s), and target.
Use the Alarms and Conditions VIs to subscribe to alarms and conditions for OPC UA server applications.
| Palette Object | Description |
|---|---|
| Add Condition | Adds a condition node to the notifier.
You must manually select the polymorphic instance to use. |
| Add Notifier | Adds a notifier to a parent folder. A notifier is an object that you can subscribe to get events from the associated condition nodes. To establish an event hierarchy, you can add a condition node and a source node as child nodes to a notifier. |
Example
Refer to the OPC UA Demo.lvproj in the labview\examples\Data Communication\OPCUA directory for an example of using the Alarms and Conditions VIs.