Switching From OPC-DA The Ignition OPC-UA server is a solution to the device communication difficulties associated with legacy OPC-DA servers. Henry Palechek, the information systems and process ...

For groov EPIC, the new OPC UA server option complements three other OPC UA server options previously available on board: Ignition/Ignition Edge, CODESYS, and Node-RED. For groov RIO, the new OPC UA ...

OPC UA, like legacy OPC, supports subscriptions and on-data-change notifications. Clients can subscribe to the server and receive notification of tags that have changed in real time.