UaExpert is a software application developed by Unified Automation, used as an OPC UA client to connect, test, and monitor OPC UA servers. You can download UaExpert from the Unified Automation website after registration. It allows users to check server status, connectivity, and data monitoring, supporting features like endpoint URL connection, authentication, and certificate validation. The installation process is straightforward and the software offers an interface where servers can be easily added and connected for OPC UA communication testing.

OPC Expert, by contrast, is a different software tool aimed at troubleshooting and diagnosing OPC and DCOM connectivity issues. It provides features such as trending, bridging, tunneling, monitoring, calculations, archiving, and triggers. OPC Expert is free to download and does not require installation. It is designed for automation personnel with minimal OPC experience and supports a broad range of OPC technologies including OPC UA.

Summary table of these tools:

Feature| UaExpert| OPC Expert
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Publisher| Unified Automation| OPC Training Institute (OPCTI)
Purpose| OPC UA client for testing and monitoring| OPC and DCOM troubleshooting and data analysis
Download| From Unified Automation website after registration| Free, no installation required
Key Features| Server connectivity, authentication, certificate validation| OPC trending, bridging, tunneling, monitoring, calculations
User Experience| Requires setup and configuration| Easy-to-use, no OPC experience needed

You can download UaExpert at: <https://www.unified- automation.com/products/development-tools/uaexpert.html> and OPC Expert at: [https://opcexpert.com2]