Adapter for OPC 10.3 | webMethods Adapter for OPC Documentation | webMethods Adapter for OPC Installation and User's Documentation | Adapter Listeners and Listener Notification | Data Change Notification | Enabling Data Change Notification
 
Enabling Data Change Notification
Note:
Every notification creates its own publishable document. The name of the publishable document is the name of the notification prefixed with PublishDocument. Example: If the name of the notification is datachange then the name of publishable document is datachangePublishDocument.
*To enable data change notification
1. Click on Notification_namePublishDocument.
Parameter
Description/Action
Subscription
*id. Id of the Subscription object created in the OPC UA Server.
*Name. The given name of the Subscription or Listener. This attribute helps to identify from which listener you get the notification.
data
*nodeName. The name of the node from which you get the notification.
*value. The actual value of the node.
*serverTimestamp. The server timestamp for the value.
*sourceTimestamp. The source timestamp for the value.
*serverPicoseconds. The picoseconds that are added to the serverTimestamp.
*sourcePicoseconds. The picoseconds that are added to the sourceTimestamp.
statusCode
It defines the sever's ability to access the value. The following parameters are described:
*name. It defines the name of the status code.
*value. It defines the value of the status code.
*description. It gives the description of the status code.