What is OPC client?
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Thereof, what is OPC mean?
Open Platform Communications
Subsequently, question is, what is the difference between OPC and PLC? While ordinary portland cement (OPC) may contain up to 5% limestone, PLC contains between 5% and 15% limestone.
Correspondingly, why is OPC needed?
An OPC server reduces the load on data source devices as it enables communication with several applications, while having only one connection with the data source. This reduces multi-access from the data source, and hence reduces the load on the data source.
How does OPC UA work?
OPC UA is the first communication technology built specifically to live in that “no man's land” where data must traverse firewalls, specialized platforms, and security barriers to arrive at a place where that data can be turned into information. Most other technologies are designed for a specific application.