Quick Menu Installation Installing the GIT-1 sensor How to Complete an Effective GIT-1 Installation How far from the controller can the GIT-1 sensor be placed? Wiring What gauge wire should be used for the GIT-1? Miscellaneous questions Is the GIT-1 sensor high or low voltage? At what temperature does the GIT-1 sensor activate? At what temperature does the GIT-1 sensor activate? The GIT-1 sensor activates when temperatures drop to 38 degrees or less.