FactorySoft is recognized for providing the tools to build custom OPC servers and clients, starting from the OPC 2.0 Data Access specification. The term can refer to two things:
⚠️ For OPC DA (Classic), DCOM must be properly configured on both client and server machines. For OPC UA, only TCP/UDP firewall rules may be needed.
The FactorySoft OPC Client is a "COM/DCOM" based application. It acts as a middleman. It connects to an OPC Server (the software that talks directly to the hardware, like RSLinx, Kepware, or Matrikon) and exposes that data to a client application (like a VB6 app, an Excel spreadsheet, or a custom HMI).
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Save the file to a local directory, such as your Downloads folder. Step 2: Run the Installer with Elevated Privileges Right-click on the downloaded installation file.
Before beginning the installation, ensure the target computer meets these requirements:
Once installed, the OPC Client needs to be configured to connect to your data sources. FactorySoft is recognized for providing the tools to
| Problem | Likely Cause | Solution | |---------|--------------|----------| | “OPC Server not found” | OPC Core Components missing | Install from OPC Foundation | | Access denied (E_ACCESSDENIED) | DCOM permissions | Run dcomcnfg → give Anonymous/Everyone launch & activation rights | | Installer hangs | Antivirus blocking | Disable AV temporarily | | Cannot browse remote server | Firewall blocking DCOM (port 135) | Allow port 135 TCP in Windows Firewall | | “Class not registered” | 32‑vs‑64-bit mismatch | Use 32‑bit OPC Client for 32‑bit OPC servers |
Installing and configuring a FactorySoft OPC Client is a systematic process. By thoroughly preparing your environment, understanding the licensing model, and methodically addressing connection issues, you can build reliable, efficient bridges between your applications and industrial data. This integration is a critical step toward achieving seamless communication and operational visibility in your modern automation systems.
Right‑click → Run as Administrator . The FactorySoft OPC Client is a "COM/DCOM" based application
Allows you to select whether to install the OPC Client (ActiveX/COM) or additional server testing tools. 3. Register ActiveX Components (Crucial Step)
Windows 7, 8, 10, or 11 (32-bit or 64-bit), or Windows Server equivalent.
file. This typically installs DLLs, header files, and sample projects to your local drive. Register Components