Attached timely synchronised traffic (sniffed two ways) showing events after attaching wifi dongle. (dongle_turn_on.txt)
Also former de-synchronised files.
I saw something similar: my daily produced power stats were dropping to 0KW for no reason somwhere around 5pm - where sun was quite high.
I fixed it by setting the time (and/or) country from shinebus if i recall correctly..
I did search here (and uncle Google) but with no luck...
I try to search for rs-232 protocol for this inverter. I successfully sniffed traffic between wifi dongle and inverter but I cannot find anything about data I received.
Maybe You discover something from it?
Partially it seems like...