You can update the firmware for the BMECXM module by downloading a new firmware version with Unity Loader. The minimum version for Unity Loader is V11.0.
The firmware download can be performed by connecting to the Ethernet network.
Refer to the Unity Loader, User Guide for a description of the download procedure.
A firmware password is set in Control Expert and sent to each BMECXM module firmware. To access the Control Expert password in the Project Browser, right-click Project → Properties of Project → Protection.
To perform the update, check that the password set in Unity Loader matches the password set in Control Expert.
Before performing the firmware update:
NOTE: If you do not stop the PLC before trying to transfer firmware, you are informed by Unity Loader that the PLC must be stopped. After confirming this message, Unity Loader stops the PLC automatically.