JUNG LS 429 D 1ST KNX Room Controller Module F40 Secure Series Alpine White

The JUNG LS 429 D 1ST is a KNX room controller module from the F40 Secure series, designed for precise control of heating, cooling, and ventilation in smart building environments. This flush-mounted device features a high-resolution graphic display and four rocker switches, enabling intuitive operation and status feedback. With integrated temperature and humidity sensors, it supports multiple operating modes including Comfort, Stand-by, Night, and Frost Protection. The module is KNX Data Secure compliant, ensuring encrypted communication on the KNX bus. It requires a separate KNX bus coupler (e.g., JUNG 2070 U or 2070 T) and is programmed via ETS software. The housing is made of UV-resistant thermoplastic in Alpine White, matching the JUNG LS-Design line.

Advantages

Secure KNX communication with Data Secure support; integrated sensors for temperature and humidity; high-resolution graphic display for clear status indication; flexible control of heating, cooling, and ventilation; multiple operating modes for energy efficiency; easy programming via ETS; sleek design compatible with JUNG LS series.

Suitable for

• Smart home and building automation projects requiring KNX room control
• Integration into JUNG LS-Design switch ranges
• Applications needing temperature, humidity, and ventilation management

Key specifications

• Product Type: KNX Room Controller Module
• Series: F40 Secure
• Bus System: KNX
• KNX Secure: Yes (KNX Data Secure)
• Control Functions: Room Temperature Control, Heating, Cooling, Ventilation
• Operating Modes: Comfort, Stand-by, Night, Frost Protection
• Integrated Sensors: Temperature, Humidity
• Operating Elements: 4 Rocker Switches
• Display: High-resolution Graphic Display
• Design Line: JUNG LS-Design
• Installation: Flush-mounted (requires separate bus coupler)
• Required Accessories: KNX Bus Coupler (e.g., JUNG 2070 U or 2070 T)
• Material: Thermoplastic (PC), UV-resistant
• Colour: Alpine White (Alpinweiß)
• Programming: ETS Software
• Supply Voltage: Via KNX Bus
• Number of Control Gangs: 1-gang
• Additional Functions: Setpoint adjustment, Fan control, Scene recall, Status display, Timer functions

Recommendations

For a complete installation, pair this room controller module with a compatible KNX bus coupler and power supply. Use ETS5 or higher for configuration. Ensure the bus coupler is properly mounted in a flush-mounted box.