ExpirationDays

Integer

No

Sets the history retention period for a record.

TagStringEx

Variant

No

Sets the tag string for a history point tag.

Tag strings are stored in an indexed array as HistoryTagStringEx objects.

Example

Write to the fifth tag string: MyVhsArray.TagString(5) = myHistTagStringEx

UserId

String

No

Sets the network user ID. The user ID is used by the VHS to check security. This property is typically ignored.