The KNX presence detector DESK UP 258D12 from Siemens is an advanced device for detecting movements indoors. Equipped with a passive infrared sensor (PIR), this detector offers reliable detection of presence and movement within a range of up to 4 meters. The detector is designed for ceiling mounting and can be installed in a flush-mounted device box with a diameter of 60 mm. An integrated brightness sensor allows for the measurement of mixed light, supporting precise adjustment of lighting to ambient conditions. The programmable function button on the front facilitates operation and customization of the device. Additionally, the presence detector is compatible with smart home systems and utilizes the KNX standard for communication, making it a flexible solution for modern building automation.

• Adjustable sensitivity for motion detection
• 360-degree detection angle for comprehensive coverage
• Integrated IR receiver for added functionality
• Compatible with KNX for easy integration into smart home systems.