OPCTI is the global leader in OPC training for automation professionals, and is the largest OPC training company in the world. OPC Expert is free to download, does not require installation, and makes no changes to Windows registry, so it is safe to use on your computer. If OPC Expert fails to connect, it automatically informs you of the problem, diagnoses the cause, and suggests a solution. Refer to our other whitepapers for other Windows versions.įor automated troubleshooting, refer to OPC Expert, a software application to troubleshoot OPC connections. Note: The focus of this whitepaper is Windows 7, Windows Vista, Windows 2008, and Windows 2008R2. If you have ever been unable to establish an OPC connection or transfer OPC data successfully, the underlying issue is likely DCOM-related. OPC technology relies on Microsoft's COM and DCOM to exchange data between automation hardware and software however it can be frustrating for new users to configure DCOM properly.
This whitepaper discusses the five steps to a simple and effective strategy to establish reliable DCOM communication. OPC & DCOM: 5 Things You Need to Know (Windows 7)
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