The OpcNetApi.dll is a core library used by developers to build client applications in .NET environments. It acts as a bridge between modern .NET code and legacy industrial hardware that uses COM/DCOM communication. The Story of "The Bridge to the Factory Floor"
Allowing your application to "subscribe" to tags so that it only receives updates when a value changes, rather than constantly polling the server. opcnetapidll
dir C:\Windows\System32\opcnetapi* /s dir C:\Windows\SysWOW64\opcnetapi* /s The OpcNetApi
Since many OPC servers still rely on DCOM, you may need to configure DCOM Permissions (using dcomcnfg ) to allow your .NET application to access the server. opcnetapidll
Do you need help for a remote server?