Check the box at the bottom for Click Apply and then OK . Step 3: Run the Installer

Search for "RCS 802" or the specific controller model (e.g., "RCS 802D"). Filter results by "Download" or "Software update."

Connect your PC to the SINUMERIK 802 control using a standard null-modem serial cable.If your PC lacks a native COM port, use a high-quality USB-to-RS232 adapter. Ensure the adapter uses an chipset, as generic chipsets often cause data packet loss during CNC communication. 3. Software Configuration Launch the RCS 802 application. Navigate to Settings > Communication Configurations .

Right-click setup.exe or install.exe and select Run as administrator .