The FTDI Isolation Chip USBSC09FX Programming Cable is a USB connection and isolation solution for Mitsubishi FX1N, FX2N, FX1S, and FX3U series PLCs. It provides galvanic isolation between the PC and the PLC to protect both devices during programming and diagnostics. The cable is offered with a CH340 Chip ISO color variant and uses an FTDI isolation chip, and it is 3 meters in length. Key benefits Galvanic isolation protects the PC and the PLC from electrical transients and ground loops during programming and maintenance. Reliable USB to PLC communication for FX1N, FX2N, FX1S, and FX3U series machines. Generous 3 meter length for flexible installation and easier access to panels and cabinets. CH340 Chip ISO variant available, with FTDI isolation chip providing a robust data path for PLC programming and diagnostics. Simple, cable based solution that reduces setup time and helps stabilize data transfer during PLC projects. Key attributes Functionality: USB programming and diagnostic cable for FX1N/FX2N/FX1S/FX3U PLCs with isolation. Compatibility: FX1N, FX2N, FX1S, FX3U series PLCs. Size: 3 meters in length. Chipset variant: CH340 Chip ISO color variant; FTDI isolation chip referenced in the product name. Performance: galvanic isolation to protect equipment and improve signal integrity during programming. Use cases Programming a FX1N/FX2N/FX1S/FX3U PLC from a PC with isolated USB communication to prevent ground loop issues. Updating ladder logic or PLC firmware on insitu FX series controllers in a control panel or cabinet. Onsite diagnostics and data collection from installed FX PLCs while maintaining electrical isolation between the PC and the PLC network. This cable is designed to align with the FX1N/FX2N/FX1S/FX3U model range and offers a practical, reliable solution for Mitsubishi FX PLC programming and maintenance tasks.