Factorysoft Opc Client — Install

Keep industrial OPC traffic segmented from standard corporate office traffic to minimize security vulnerabilities and latency.

Click .

Click to transfer the application binaries. Once the progress bar reaches 100%, click Finish . If prompted to restart your computer, save your work and allow the system to reboot to finalize driver registration. 4. Initial Configuration and Connecting to an OPC Server factorysoft opc client install

Locate your specific OPC Server or the entries.

| Error Message | Likely Cause | Fix | |---------------|--------------|------| | "Class not registered (0x80040154)" | 64-bit/32-bit mismatch or missing COM registration | Reinstall as Admin. Run regsvr32 FactorySoftOPC.dll from elevated command prompt in SysWOW64 folder. | | "Access Denied (0x80070005)" | DCOM permissions not propagated | In dcomcnfg , set to include INTERACTIVE and NETWORK SERVICE . | | "OPC Server connection timeout" | Firewall blocking RPC | Add inbound rule for svchost.exe and TCP 135. Reboot. | | "Cannot browse tags – empty tree" | OPC server not exposing namespace | Connect with a different OPC client (e.g., Matrikon Explorer) to isolate whether the issue is FactorySoft or the server. | Once the progress bar reaches 100%, click Finish

Follow the on-screen prompts. Choose the default installation path unless your company policy requires otherwise.

Ensure you have local administrator privileges on the target Windows machine to register COM components. Initial Configuration and Connecting to an OPC Server

Click Install . The process typically takes less than two minutes.