KNX 1-way heating actuator flush-mounted, Silent control of thermal actuators 230 V AC, Secure commissioning and communication through support of KNX Data Secure, Function selection as heating actuator (constant or switching control value) or as heating controller (integrated temperature controller heating/cooling), Integrated valve protection function and summer operation, Easy installation thanks to particularly compact housing, 2 binary inputs for potential-free contacts such as buttons, switches, window contacts, temperature sensor (input I2), Integrated temperature monitoring for increased operational reliability e.g. in the event of overload