Norwall Knowledge Base - All Wiring Connections Complete http://www.norwall.com/InfoCenter en-us http://www.norwall.com/InfoCenter ActiveKB NX Sun, 19 May 2013 12:29:27 CDT 20 T1 Wire Connection http://www.norwall.com/InfoCenter/questions/16/ Generac models with the Nexus controller and battery sentinel (a built-in battery charging system) require a T1 control wire along with the N1, N2, 23,and 194. If connecting a pre-wired switch a ... Norwall PowerSystems Fri, 21 Jan 2011 22:02:59 GMT