This function is used in Python Scripting.


Insert values on the OPC-HDA server.

Client Permission Restrictions

Permission Type: OPC Server Management

Client access to this scripting function is blocked to users that do not meet the role/zone requirements for the above permission type. This function is unaffected when run in the Gateway scope.


system.opchda.insert(serverName, itemId, value, date, quality)

  • Parameters

String serverName - The name of the defined OPC-HDA server.

String itemId - The item ID on which to perform the operation.

Any value - The value to insert.

Any date - The date to insert.

Integer quality - The quality to insert.

  • Returns

QualityCode - The result of the insert. See Scripting Object Reference.

  • Scope

Gateway, Vision Client, Perspective Session

Code Examples
# This inserts the value for May 28th, 2014 at 5:42:33.
date =, 4, 28)
datetime =, 5, 42, 33)
system.opchda.insert("MyHistoryServer", "MyItemId", 42.5, datetime, 192)

system opchda insert, opchda.insert