![CDATA[The climate and CO2 control sensor GS 40.11 knx from Müller serves as an air quality sensor and room climate controller in a compact design for wall mounting. It measures CO2, temperature and humidity and thus contributes to optimal room air quality. The device has five binary and analog inputs that enable flexible integration of external sensors. These functions make the GS 40.11 knx ideal for modern building automation systems based on KNX bus voltage. With its user-friendly handling, the sensor supports efficient control of the room climate and contributes to a pleasant living and working environment.]]>