HistorianDataValue Class Members
- Last UpdatedAug 21, 2026
- 3 minute read
The following tables list the members exposed by HistorianDataValue.
| Name | Description | |
|---|---|---|
 | ApplyScaling | Gets or sets whether to apply scaling to the value. |
| DataValueType | Gets or sets the DataType structure to specify the datatype of the value being stored. |
| EndDateTime | Gets or sets the end date/time of the value. |
| MaxLength | Gets or sets the maximum length of string tag types. |
| OpcQuality | Gets or sets the OPC quality of the data value. |
| Scaled | Gets or sets a value that indicates whether the value is in engineering units or unscaled. |
| StartDateTime | Gets or sets the start date/time of the data value. |
| StringValue | Gets or sets the analog, discrete, or string value stored as a sql_variant. |
| TagKey | Gets or sets the unique identifier of the tag within a single Wonderware Historian system. |
| Value | Gets or sets the data value of the tag at the timestamp. |
