Yes, from the charge converter, you just have to hook up the positive to 12V charge terminal on the plug (black), and the negative to the ground terminal (white).
It would probably be better to have the charge controller right by the batteries with leads hooked directly to them, and use a waterproof connector to hook up our panel leads to, but the 7 pin connector route is much easier.
2017 Escape 5.0 TA (someday soon, I hope
2015 Ford F150 Lariat 3.5L EcoBoost
2009 Escape 19 (previous)
“Most folks are about as happy as they make up their minds to be.” — Abraham Lincoln