Transmission of online and offline data by OPC-UA (Unified Architecture)

operational area | usage

  • Data links between controls and control systems (of any industries), e. g. wastewater treatment plants, pumping stations, raised tanks, waterworks, etc.

product description

Based on the established OPC-Classic standard, OPC unified architecture was extended by the OPC Foundation with many additional useful functions. These include, among other things:

  • buffering values, which can be submitted later following a connection failure,
  • the new security model, with which an encrypted connection can be set up and
  • historical access, which enables working with historical values directly at the control.

constructional features

  • Online value transmission
  • Value buffering
  • Manufacturer-independent
  • Security model
  • Historical access


  • Cross-firewall communication
  • Operating system-independent
  • No data loss
  • Data security
  • OPC Foundation standard
  • Easy configuration
  • Preferred data communication protocol for industrial 4.0 applications



contact person

Axel Marx
Managing Director wks Automation GmbH


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