Multi Sensor Wide RTC  PIR, brightness, Temp & Humidity, Room thermostat functions 

MM1-50-21x series indoor presence and motion detectors offer ideal solutions for modern homes, commercial buildings, and many other applications. They save energy and increase user comfort by controlling lighting and HVAC systems based on motion or presence. Equipped with light, temperature, humidity, and air quality sensors, they monitor the environmental conditions and send information to the KNX bus for smarter indoor management.
Applications:Standard Version (MM1-50-211) Motion Detection, Fixed Light,HVAC, Light and Temperature Sensor Applications. Premium Version (MM1-50-212) RTC, Logical Applications, Humidity, Air Quality, Digital Input, Input/Output.
Installation: The flexible design suitable for both flush-mounted and surface-mounted installation meets different mounting requirements. External factors such as heat, light, humidity, liquids, and air currents should be considered in the installation areas. It can be installed in circular holes between 55-68mm (Maximum thickness 3cm). It can also be mounted to surfaces or junction boxes with separately ordered surface mounting brackets or junction box adapters.