ID #1440 SUG/U 1.1: What is happening while the automatic mode for most of the split units? Kevin Klemm 28.08.2017 15:25 0 Comments In the majority of cases the split unit compares the setpoint defined by the user (KNX or remote) with the current room temperature. As a result it switches automatically between the modes "heating" and "cooling". Tags: Gateway, HVAC