Knowledge Base

The Modicon M221 Logic Controller allows the following types of file management with an SD card:

- Clone management: back up or restore a complete controller (using an empty SD card)
- Firmware management: put and get firmware on the controller
- User application management: put and get the user application on a controller
- Post configuration management: put, change, or remove post configuration information on a controller
- Error log management: get or delete an error log file from a controller
- Data Logging