Wolfgang Mahnke, Stefan-Helmut Leitner, "OPC Unified Architecture"
English | ISBN: 3540688986 | edition 2009 | PDF | 339 pages | 8 mb
English | ISBN: 3540688986 | edition 2009 | PDF | 339 pages | 8 mb
The OPC Foundation defines standards for online data exchange between automation systems. They address access to current data (OPC DA), alarms and events (OPC A&E) and historical data (OPC HDA). Those standards are successfully applied in industrial automation.