DataHub DA Tunneller

Reliable networking of OPC servers / clients without DCOM

DataHub DA Tunneller diagram

Do you need to collect OPC data from multiple remote locations, or connect to OPC DA servers on a different network? Now you can, easily and securely, without the hassles of DCOM, using the DataHub DA Tunneller.

Detect network breaks in milliseconds, and recover from them smoothly, without breaking the OPC client connection. Tunnel through proxy servers and DMZs, eliminating IT challenges. Reduce network bandwidth and licensing costs using a single tunnel connection to connect multiple OPC servers and clients.

You can

  • Connect OPC Classic DA servers and DA clients over a network.
    • Eliminate DCOM problems.
    • Build a more robust and secure system than is possible with DCOM.
  • Define the data authority for the connection path.
  • Configure all access to remote data as read only.
  • Connect to Cogent DataHub service for Azure, as well as embedded devices.

Unique Advantages

  • Eliminates VPNs.
  • Eliminates inbound firewall ports into operations networks.
  • Never blocks OPC or drops the local OPC connection.
  • Quickly reconnects after network failures.
  • Aggregates data from multiple OPC servers.
  • Unlimited number of tunnel connections per DataHub instance.
  • Works through proxy servers.
  • Multiple connections can share one tunnel to reduce network loads.

Included Features

  • OPC DA Support – connect to OPC DA servers and clients.
  • Tunnel/Mirror – secure networking of OPC data without DCOM problems, using DHTP.
  • Data Aggregation – merge data from multiple sources into a common data set.
  • Secure Remote Configuration Tool – Configure a network of DataHub installations from a single location.
  • QuickTrend – view live, real-time trends for selected data.
  • Scripting – program custom solutions to meet your specific needs.
  • Security – control access and set permissions for users and groups.

Popular add-ons

  • Redundancy – enable hot standby switching between identical data sources.
  • Tunnel/Mirror – securely network OPC data without DCOM problems.
  • WebView – build and display private cloud-based web pages.
  • Bridging – connect two or more data sources to share data in real time.
  • OPC A&E – connect to OPC A&E servers and clients.
  • Modbus – connect to Modbus TCP slave devices.
  • Database write – write data to any ODBC database.
  • Database read – read data from any ODBC database.