Factorysoft Opc Client Install

Run these three tests to confirm a working .

This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.

Microsoft .NET Framework 4.5 or higher (required for modern iterations).

Set the (to reduce network traffic on analog values). Troubleshooting Common Installation Issues factorysoft opc client install

A tree structure representing the physical PLCs and registers inside your OPC server will appear.

OPC DA (COM-based) is particularly sensitive to DCOM settings:

Installation is only half the battle. Getting the client to talk to an OPC Server requires configuring DCOM (Distributed Component Object Model). Run these three tests to confirm a working

Check if the column says "Good" and values are updating. 🔍 Troubleshooting Common Issues "Class not registered" DLLs failed to register Run the installer or Command Prompt as Admin. Server list is empty OPC Enumerator missing Install OPC Core Components from the OPC Foundation. Access Denied (0x80070005) DCOM Permissions Add the user to the "Distributed COM Users" group. RPC Server Unavailable Firewall blocking Open Port 135 and create an exception for the client. If you'd like to refine this setup further, tell me:

on modern Windows systems, provided that DCOM and OPC Core Components are correctly set up. It’s an excellent tool for quick OPC DA testing, troubleshooting, or light HMI tasks. However, for production‑grade OPC UA or large‑scale SCADA, consider FactorySoft OPC Gateway or a full‑featured client.

Are you planning to build a with this toolkit, or do you need to connect it to a specific PLC like a Siemens or Schneider model? If you share with third parties, their policies apply

If you are planning to connect to a remote OPC Server using OPC Data Access (DA), configuring Windows DCOM is a mandatory post-installation task.

Because OPC is based on COM (Component Object Model), the installation writes extensively to the registry. You must run the installer as Administrator.

Ensure that and Everyone are added and granted full "Allow" permissions.

If your FactorySoft OPC Client is connecting to an OPC server hosted on a different physical machine, you must configure Windows DCOM settings. Skip this step if your OPC server and FactorySoft client are on the same local computer.