Description
Introduction
The theben JU 1 KNX (Item no. 4942550) is a 1-way flush-mounted actuator designed for precise control of shading and ventilation drives within a KNX building automation ecosystem. Powered directly by the KNX bus voltage with a low current consumption of under 4 mA, this unit offers a compact solution for individual channel management. This device is part of our KNX system devices range.
Engineered with state-of-the-art infrastructure in mind, the JU 1 KNX supports KNX Data Secure to protect communication signals from unauthorized interception. It provides versatile control over drives for blinds, roller blinds, sun and vision protection devices, skylights, and ventilation flaps, utilizing terminal screw connections and a standard KNX bus terminal.
Key Features
- 1-way blind and switch actuator.
- KNX Data Secure protocol support.
- Flush-mounted installation type.
- Bus voltage operation with <4 mA current consumption.
- Operating ambient temperature range of -5°C to 45°C.
- Terminal screws and KNX bus terminal connection.
Benefits
- Secure Communication: Supports KNX Data Secure to ensure encrypted data exchange across the KNX network.
- Versatile Application: Controls drives for blinds, roller blinds, sun and vision protection devices, skylights, and ventilation flaps.
- Energy-Efficient Operation: Draws low bus current (<4 mA) directly from the KNX bus voltage.
- Compact Integration: Flush-mounted design allows easy placement in standard back boxes close to the motor load.
- Reliable Connection: Built with terminal screws and standard KNX bus terminals for secure wiring.
Technical Specifications
Applications
- Motorized shading control for blinds, roller blinds, and vision protection equipment.
- Automated window and airflow control for motor-driven skylights and ventilation flaps.
Installation Notes
- Install as a flush-mounted unit inside a suitable junction or back box.
- Connect the device to the KNX bus using the dedicated KNX bus terminal and wire load connections using terminal screws.
- Ensure ambient operation remains within the specified range of -5°C to 45°C.
Developer Resources
- KNX-Database (Single Product ZIP)
- KNX-Database (All Products ZIP)
- Operating Instructions (PDF)
- Technical Data Sheet (PDF)
- Hand Book (PDF)
- CE Declaration of Conformity (PDF)
FAQ
What drives can the theben JU 1 KNX control?
The JU 1 KNX is designed to control drives for blinds, roller blinds, sun and vision protection devices, skylights, and ventilation flaps. Explore more theben building automation products for professional building automation projects.
Does this actuator support secure bus communication?
Yes, it supports the KNX Data Secure standard for encrypted bus communication. For certificates and current technical files, refer to the manufacturer technical documentation.
What are the electrical power requirements for the JU 1 KNX?
It operates directly on KNX bus voltage with an operating current consumption of less than 4 mA.
What is the recommended installation method?
The unit is designed for flush-mounted installation using terminal screws and a KNX bus terminal.
What is the exact product model?
The order/model code for this page is 4942550. Match it against project documents before purchase.
Who is the manufacturer?
This product is manufactured by theben.
Conclusion
The theben JU 1 KNX (4942550) is a reliable and secure choice for controlling individual shading elements and ventilation flaps. Featuring KNX Data Secure integration and low power consumption, it offers seamless decentralised control for modern smart building projects. Installers and system integrators can review our become a KNX dealer options.
Reviews
There are no reviews yet.