Property Value
The value of this property cannot be null
(Nothing
in Visual Basic).
The individual elements of the property value cannot be null
(Nothing
in Visual Basic).
The value of this property cannot be null
(Nothing
in Visual Basic).
The individual elements of the property value cannot be null
(Nothing
in Visual Basic).
This is a union of ExtensionSet and AlarmAndEventsSet property sets.
ID Set 2:
"Recommended Properties - This is additional information which is commonly associated with ITEMs. This includes additional ranges of values that are reserved for use by other future OPC specifications. For information about the newest field ID assignments, consult the other OPC Foundation specifications."
"... properties associated with an item which seem to fit the descriptions [are] recommended [to] use these specific descriptions and ID codes to expose those properties ... ."
"A server can provide any subset of these values (or none of them)."