Errata exists for this version of the document.
A UAVariable is a subtype of the UAInstance defined in. It represents a Variable Node. The fields in the UAVariable type are defined in Table F.8.
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Element |
Type |
Description |
|
All of the fields from the UAInstance type described in 0. |
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|
Value |
Variant |
The Value of the Node encoding using the UA XML wire encoding. |
|
Translation |
TranslationType [] |
A list of translations for the Value if the Value is a LocalizedText or a structure containing LocalizedTexts. This field may be omitted. If the Value is an array the number of elements in this array shall match the number of elements in the Value. Extra elements are ignored. If the Value is a scalar, then there is one element in this array. If the Value is a structure, then each element contains translations for one or more fields identified by a name. See the TranslationType for more information. |
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DataType |
NodeId |
The data type of the value. |
|
ValueRank |
ValueRank |
The value rank. If not specified, the default value is -1 (Scalar). |
|
ArrayDimensions |
ArrayDimensions |
The number of dimensions in an array value. |
|
AccessLevel |
AccessLevel |
The access level. |
|
UserAccessLevel |
AccessLevel |
Still in schema but no longer used. |
|
MinimumSamplingInterval |
Duration |
The minimum sampling interval. |
|
Historizing |
Boolean |
Whether history is being archived. |