Description
Introduction
The theben LUNA 133 KNX (Item no. 1339200) is an outdoor brightness sensor engineered specifically for brightness-dependent controlling in KNX building automation networks. Operating directly via standard KNX bus voltage with a low current consumption of ≤5 mA, it provides reliable light level detection across a wide measurement spectrum from 1 to 100,000 lux. This device is part of our KNX Sensors range.
Designed for wall installation, this sensor features an IP 54 protection rating to ensure dependable operation in outdoor environments. With an operating temperature range of -25°C to 55°C and complete ETS database support, the LUNA 133 KNX offers seamless integration for lighting control and automation projects.
Key Features
- Brightness measurement range from 1 to 100,000 lux
- Operating voltage powered directly by KNX bus voltage (≤5 mA current consumption)
- Designed for outdoor wall installation
- IP 54 protection rating against dust and water splashes
- Connection via standard KNX bus terminal
- Operating ambient temperature from -25°C to 55°C
Benefits
- Wide Detection Spectrum: Accurately measures outdoor ambient light levels from 1 up to 100,000 lux.
- Low Power Consumption: Draws minimal operating current directly from the KNX bus line at ≤5 mA.
- Weatherproof Design: Features an IP 54 protection rating suited for outdoor wall mounting.
- Extreme Temperature Resistance: Operates reliably in ambient outdoor temperatures ranging from -25°C to 55°C.
- Simple Integration: Standard KNX bus terminal connection allows fast and secure wiring.
- Comprehensive Documentation: Fully supported with official ETS database files, CAD symbols, tender texts, and documentation.
Technical Specifications
Applications
- Outdoor brightness-dependent lighting control for commercial and residential developments.
- Automated facade, landscape, and perimeter illumination management integrated with KNX systems.
- Daylight-harvesting and automated shading trigger systems based on real-time external brightness levels.
Installation Notes
- Mount the sensor on an external vertical wall surface using the wall installation design to ensure accurate ambient light exposure.
- Connect the unit to the KNX network using the included KNX bus terminal.
- Verify that ambient operating conditions remain within the specified -25°C to 55°C temperature range.
Developer Resources
- KNX-Database (Single Product) ZIP archive for ETS product configuration.
- KNX-Database (all products) ZIP package.
- CAD symbol ZIP files for technical planning and drafting.
- Official tender text DOC file, PDF Data Sheet, Hand Book, Operating Instructions, and CE Declaration of Conformity.
FAQ
What is the brightness measurement range of the theben LUNA 133 KNX?
The theben LUNA 133 KNX measures ambient brightness levels from 1 lux to 100,000 lux. Explore more theben KNX solutions for professional building automation projects.
What IP rating does the theben LUNA 133 KNX have?
The device carries an IP 54 type of protection, making it suitable for outdoor wall installation. For certificates and current technical files, refer to the official theben product page.
What is the current consumption of this KNX sensor?
The sensor operates directly on KNX bus voltage with a current consumption of ≤5 mA.
What ambient temperature range is supported?
The sensor is rated for operation in ambient temperatures from -25°C to 55°C.
What is the exact product model?
The order/model code for this page is 1339200. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by theben.
Conclusion
The theben LUNA 133 KNX (1339200) is a dedicated outdoor brightness sensor designed for precise, brightness-dependent automation in KNX installations across a 1 to 100,000 lux spectrum. Installers and system integrators can review our dealer and project support options.
Featuring robust IP 54 outdoor wall mounting, low KNX bus current draw (≤5 mA), and complete ETS data files, it provides a reliable sensing solution for commercial and residential outdoor lighting control.
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