Check p0018 (Firmware version) or r0964 (Firmware revision). The Upgrade Process: Two Main Paths
Before upgrading, you need to know what you’re running. You can verify your current firmware version via:
Always back up your parameters (upload from drive to PC) before starting an update to prevent data loss. Final Thoughts
Firmware is the "brain" of the Control Unit (CU). Major versions, such as or the newer V4.7 SP14 HF1 , introduce critical improvements:
Keeping Your Drive Optimized: A Guide to SINAMICS G120 Firmware
Navigate to the diagnostics or version menu.
Updating your G120 firmware isn't just about getting the "latest and greatest." It’s about long-term reliability. Whether you're optimizing for Profinet communication or just performing routine maintenance, keeping your Control Unit up to date is a best practice for any modern facility.