To the OP, the answer is no the CC doesn't know where the source of voltage at the batter(s) is coming from. If you have enough sun light CC output can over come another source. We leave ours on all the time and have no problems.
__________________
2016 Axis 24.1 E-450 6 spd tranny
300 watts portable solar.
200 watts solar on the roof.
Wrangler JK dinghy
|