| Use In order to be able to use summer switching and/or extended frost protection of systems, an outdoor temperature sensor must be connected. Several different types of outdoor temperature sensors can be used:Sentio Outdoor temperature sensor: The outdoor temperature sensorconnects toterminals No. 1 (T1) (See Figure 1, page 4). The wire dimension must be min. 2x0.5mm2. Note the function must be set up in the system Wavin Sentio outdoor sensor, wired | |