I have 8 100 12v panels, all the same from Renogy, 4 12v 100aph Gell Battery's, 60amp MTTP. 2000W 24V Inverter. I'm going to run the battery's 24v, but the panels is were I some what get lost, running the panels in series. What do I expect to get at series? Is 8 panels enough or to much...