The wireless radio push buttons, switches and sensors of the Harmony XB4R/XB5R series are used in many applications in buildings (automatic gates, etc.) and industry (conveyor systems, etc.). The radio solutions impress with advantages such as low installation costs and times, high flexibility and mobility as well as maximum availability. This temperature sensor is able to measure the temperature range from -40 to +70°C as well as the humidity and is compatible with the Harmony Hub ZBRN. The transmitter and receiver communicate via a worldwide free frequency band of 2.4 GHz and are approved for ZigBee Green Power. The possible range extends up to 100m in open field and 25m with a closed control cabinet. The existing certifications and compliance with standards ensure that it can be used in many countries.