Adjusting battery voltage reading for Axpert inverters with the round screen 1.0.1

This is a compiled SOP I use for adjusting the battery voltage reading on the Axpert inverters with the round screens. Tested on VM 4 single and twin units.

Sources of information are posts by Coloumb on the AEVA forum (thank you!) Details are listed in the document.

Please use at your own risk, publish any updates openly and PM me if there are any problems or adjustments required.