JUNG DALI Rotary Control Unit TW 1740 DSTE

In modern lighting installations, the JUNG DALI Rotary Control Unit TW 1740 DSTE provides intuitive manual control for DALI bus systems. It enables switching, dimming, and scene recall for up to 25 DALI participants, making it a practical choice for offices, conference rooms, and residential projects where flexible lighting control is required.

Key specifications

• Control type: DALI rotary control unit
• Functions: switching, dimming, scene recall
• Mounting type: flush-mounted
• Operating voltage: DALI bus voltage (9.5 - 22.5 V DC)
• DALI bus current consumption: max. 2 mA
• Number of DALI participants: up to 25
• Number of scenes: 5 (storable and recallable)
• Control elements: rotary knob, push button
• Memory function: yes (for brightness value)
• Connection type: screw terminals
• Ambient temperature: -5 to +45 °C
• Short-circuit proof: yes
• Overload protected: yes
• Power supply: DALI bus powered (no external power supply required)
• Material: thermoplastic
• Installation depth: approx. 32 mm

Why choose it

The unit is powered directly from the DALI bus, eliminating the need for an additional power supply. Its memory function retains the last brightness setting, and the rotary knob with push button allows quick access to five stored scenes. The flush-mounted design integrates seamlessly with standard JUNG cover sets.

Ideal use cases

• Conference rooms requiring preset lighting scenes
• Open-plan offices with multiple DALI luminaires
• Residential lighting control for dimming and switching
• Retrofit projects where a simple DALI control interface is needed

Good to know

Compatible with JUNG cover sets from the AS, A, CD, and LS series. The unit is short-circuit proof and overload protected, ensuring reliable operation. Installation depth is approximately 32 mm.