This OPC UA Property, of type UInt32, shall specify the instance of the Notification Class object to use for event-notification distribution.

This OPC UA Property, of type BACnetNotifyType, shall indicate whether the notifications generated by the object should be Events or Alarms. The value of the property is used as the value of the ‘Notify Type’ service parameter in event notifications generated by the object. The DataType BACnetNotifyType is defined in 10.4.20.