Historical Data Access
Access data on OPC HDA servers
- Raw Data
Read unprocessed data from an OPC HDA server
- Processed Data
Read data from an OPC server that has been processed by the server
- Data Manipulation and Display
Use HDA data objects to format and convert OPC HDA data and its display
- OPC Foundation HDA Reference
OPC Foundation standards regarding OPC HDA item attributes
Featured Examples
Select a Web Site
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
Select web siteYou can also select a web site from the following list:
Americas
- América Latina (Español)
- Canada (English)
- United States (English)
Europe
- Belgium (English)
- Denmark (English)
- Deutschland (Deutsch)
- España (Español)
- Finland (English)
- France (Français)
- Ireland (English)
- Italia (Italiano)
- Luxembourg (English)
- Netherlands (English)
- Norway (English)
- Österreich (Deutsch)
- Portugal (English)
- Sweden (English)
- Switzerland
- United Kingdom (English)
