What is DCOM? DCOM stands for Distributed Component Object Model. It is a Microsoft technology used for RPC (Remote Procedure Call) systems to enable communication between COM-based applications over the network. Why do you need DCOM for OPC Classic? OPC DA (Data Access), A&E (Alarms & Events), and HDA (Historical Data Access) communications are based […]
OPC Classic
What is OPC? Learn about the most used technology in the automation world
What is OPC? OPC (originally OLE for Process Control) is based on OLE/COM standard from Microsoft. This standard ensures exchange of data between industrial automation applications. It ensures high interoperability between client and server applications from multiple vendors. OPCÂ Specifications The most common types of data used between devices and applications in industries are: Real-time data, […]