Description
Introduction
The theben thePrema S360 KNX UP WH (SKU: 2079500) is a high-performance passive infrared (PIR) presence detector designed for flush-mounted ceiling installation in KNX building automation systems. Engineered for precision and reliable occupancy detection, this unit features a square 360° detection area covering up to 49 m² (7 x 7 m) at a standard mounting height of 3 meters. It incorporates mixed light measurement to evaluate ambient lighting conditions accurately, ensuring optimal control over connected HVAC and lighting systems. This device is part of our professional KNX Sensors range.

Equipped with 2 light channels and 2 presence channels, the device integrates directly into the KNX bus topology via a standard KNX bus terminal. Operating on a maximum bus voltage of 30 V DC, the detector is suitable for controlling multiple lamp loads including LEDs, incandescent/halogen lamps, fluorescent lamps, and energy-saving lamps. Its sustainable design is supported by environmental footprint declarations, making it an ideal candidate for modern commercial and residential automation projects.
Key Features
- Passive infrared (PIR) sensing technology with a 360° detection angle.
- Flush-mounted ceiling installation designed for mounting heights from 2 m to 3.5 m (minimum height 1.7 m).
- Square detection range optimized for sitting activities (e.g., 25 m² at 3 m height; 49 m² maximum coverage).
- 2 light control channels and 2 presence control channels for flexible KNX system configuration.
- Direct connection to the KNX network using standard KNX bus terminals (max. 30 V DC).
- Mixed light measurement functionality for accurate light-dependent switching and regulation.
- Comprehensive compliance documentation including CE Declaration of Conformity and EU Data Act Information Notice.
Benefits
- Comprehensive 360° square detection area covering up to 49 m² (7 x 7 m) for efficient room monitoring.
- Integrated 2 light channels and 2 presence channels to enable tailored lighting and HVAC automation control.
- Mixed light measurement ensures accurate, energy-efficient evaluation of surrounding lighting conditions.
- Broad lighting compatibility covering LEDs, fluorescent, energy-saving, and incandescent/halogen lamps.
- Seamless system integration via standard KNX bus terminal operating at up to 30 V DC.
- Transparent environmental impact reporting with documented Cradle-to-Gate and Cradle-to-Grave GWP values.
Technical Specifications
Applications
- Commercial offices and conference rooms requiring presence-dependent control for sitting tasks.
- Educational classrooms, administrative buildings, and public facilities utilizing flush-mounted ceiling sensors.
- Energy-conscious KNX automation projects tracking environmental impact (GWP carbon footprint parameters).
Installation Notes
- Mount flush into the ceiling at an installation height between 2.0 m and 3.5 m (minimum height requirement of 1.7 m).
- Connect directly to the KNX system using the provided KNX bus terminal, verifying the operating voltage does not exceed 30 V DC.
- Position the sensor to take advantage of its square 360° detection pattern for sitting presence coverage.
Developer Resources
- Handbook (PDF) for detailed parameter configuration and functional instructions.
- Technical Data Sheet (PDF) providing comprehensive device specifications and mounting guides.
- Tender Text (DOC) available for formal engineering proposals and BOQ preparation.
- CE Declaration of Conformity (PDF) and EU Data Act Information Notice (PDF) for regulatory verification.
FAQ
What is the detection area of the theben thePrema S360 KNX UP WH?
It provides a 360° square detection area covering up to 49 m² (7 x 7 m) at a 3 m mounting height, with specific sitting presence coverage of 25 m² (5 x 5 m) at 3 m. Explore more theben KNX solutions for professional building automation projects.
How many control channels does this sensor offer?
The device features 2 light channels and 2 presence channels for independent KNX automation functions. For certificates and current technical files, refer to the official theben documentation.
What installation heights are supported for this detector?
The sensor supports ceiling flush-mounting between 2.0 m and 3.5 m, with a minimum required height of 1.7 m.
Which lamp types can be controlled using this presence detector?
It is compatible with LEDs, fluorescent lamps, energy-saving lamps, and incandescent/halogen lamps.
What is the exact product model?
The order/model code for this page is 2079500. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by theben.
Conclusion
The theben thePrema S360 KNX UP WH (2079500) delivers reliable, energy-efficient presence and light detection for ceiling-mounted KNX applications. Featuring a 360° square detection field, 4 control channels, and mixed light measurement, it provides system integrators with a versatile sensor solution for modern commercial and institutional installations. Installers and system integrators can review our professional project support options.













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