The purple wire is usually a secondary hot wire. On the smart switch, the crimson wire typically connects on the switch leg to manage a light or other load. In an electrical box, a crimson wire could be a traveler, a switch leg or the second scorching of a 240-volt https://wiringtoswitches90892.newbigblog.com/41007880/5-simple-techniques-for-smart-light-switch-white-clear-frame