Description
Introduction
The theben DU 1 DALI KNX (Item no. 4942580) is a high-performance flush-mounted 1-way DALI actuator designed to act as a seamless interface between DALI lighting components and the KNX bus system. Built for KNX TP communication, it integrates KNX Data Secure technology to ensure protected and tamper-proof automation in modern commercial and residential installations. This device is part of our KNX system devices range.
Engineered as a compact base module, this device features DALI-2 certification for standardized lighting control. Operating on 230 V AC with an exceptionally low standby power consumption of approximately 0.35 W, it offers an energy-efficient and discreet solution for direct flush-mounted installation.
Key Features
- 1-channel flush-mounted DALI actuator interface.
- Operates on 230 V AC mains voltage at 50 Hz – 60 Hz.
- KNX bus powered via standard KNX bus terminal (≤5 mA).
- Equipped with terminal screws for power supply connection.
- Protection class II rating and IP 20 type of protection for secure indoor usage.
Benefits
- Serves as an integrated interface connecting DALI lighting systems with KNX TP bus networks.
- Supports KNX Data Secure protocol to safeguard communication against unauthorized access.
- DALI-2 certified to guarantee interoperability and standard compliance.
- Energy-efficient performance with a minimal standby consumption of ±0.35 W.
- Flush-mounted base module construction allows space-saving installation inside standard conduit boxes.
Technical Specifications
Applications
- Flush-mounted in-wall installation behind switches or junction boxes for single-channel DALI lighting control.
- Integration into secure KNX TP building management networks requiring DALI-2 device interoperability.
Installation Notes
- Mount into suitable flush-mounted wall boxes using terminal screws for electrical connections and the KNX bus terminal for bus connection.
- Ensure the operating environment remains within the specified ambient temperature range of -5°C to 45°C.
Developer Resources
- KNX-Database ETS files (Single Product and all products) available in ZIP format.
- Product handbook, data sheet, and operating instructions available in PDF format.
- CE declaration of conformity and EU Data Act Information Notice available in PDF format.
FAQ
What is the function of the theben DU 1 DALI KNX?
It serves as a flush-mounted 1-way DALI actuator and interface between DALI lighting devices and the KNX TP bus system. Explore more theben KNX solutions for professional building automation projects.
Does this actuator support secure bus communication?
Yes, it supports KNX Data Secure and is fully DALI-2 certified. For certificates and current technical files, refer to the official theben product page.
What are the power supply requirements for the DU 1 DALI KNX?
It operates on 230 V AC mains voltage (50-60 Hz) and takes bus power from the KNX line (≤5 mA).
What is the exact product model?
The order/model code for this page is 4942580. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by theben.
Where can I find the official technical documentation?
Use the manufacturer product page and datasheets for this exact SKU. Always verify the latest revision before specifying the product.
Conclusion
The theben DU 1 DALI KNX (4942580) offers a compact, secure, and standardized solution for interfacing DALI lighting with KNX TP infrastructure. Featuring KNX Data Secure, DALI-2 certification, and low standby power consumption, it is an ideal choice for discrete flush-mounted lighting control. Installers and system integrators can review our become a KNX dealer options.
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