If you are reading this, you are likely facing a common industrial automation headache: You have a classic Schneider Electric smart relay, you are holding the SR2 USB01 programming cable, but your modern Windows 10 PC refuses to recognize the device. You see a yellow exclamation mark in Device Manager, or the Zelio Soft 2 software keeps saying "No connection."
Last Updated: 2021 (Retrospective & Current Solutions) zelio sr2 usb01 driver windows 10 download 2021
By following this guide, you should be able to restore communication between your modern Windows 10 PC and your Zelio Logic SR2 smart relay, allowing you to upload, debug, and download programs without downgrading your operating system. If you are reading this, you are likely