| Name | Description | |
|---|---|---|
  | DefaultServerTimestamp | Default server timestamp. In UTC. |
| DefaultServerTimestampLocal | Default server timestamp. In local time. |
| DefaultSourceTimestamp | Default source timestamp. In UTC. |
| DefaultSourceTimestampLocal | Default source timestamp. In local time. |
| DefaultStatusCode | Default status code. |
| HasBadStatus | Determines whether the status code is bad. |
| HasGoodStatus | Determines whether the status code is good. |
| HasServerTimestamp | Determines whether there is a (non-default) server timestamp in the data value. |
| HasSourceTimestamp | Determines whether there is a (non-default) source timestamp in the data value. |
| HasUncertainStatus | Determines whether the status code is uncertain. |
| HasValue | Determines whether there is a valid value in the data value (depends on the status code). |
| Null | A null data value. |
| ServerPicoseconds | Specifies the number of picoseconds intervals which shall be added to the ServerTimestamp. |
| ServerTimestamp | The server timestamp associated with the value. In UTC. |
| ServerTimestampDouble | The server timestamp associated with the value. In UTC, as double-precision floating-point number that contains an OLE Automation date. |
| ServerTimestampLocal | The server timestamp associated with the value. In local time. |
| ServerTimestampLocalDouble | The server timestamp associated with the value. In local time, as double-precision floating-point number that contains an OLE Automation date. |
| SourcePicoseconds | Specifies the number of picoseconds intervals which shall be added to the SourceTimestamp. |
| SourceTimestamp | The source timestamp associated with the value. In UTC. |
| SourceTimestampDouble | The source timestamp associated with the value. In UTC, as double-precision floating-point number that contains an OLE Automation date. |
| SourceTimestampLocal | The source timestamp associated with the value. In local time. |
| SourceTimestampLocalDouble | The source timestamp associated with the value. In local time, as double-precision floating-point number that contains an OLE Automation date. |
| StatusCode | The status code associated with the value. |
| StatusInfo | Status information. |
| Value | The value of the data value. |
| ValueType | Returns the type of the Value, or null if there is no value. |
| ValueTypeName | Returns the type name of the Value, or an empty string if there is no value. |
QuickOPC User's Guide and Reference
UADataValue Class Properties