Digital Rotary Dimmer DALI MCU recessed US

The Digital Rotary Dimmer DALI MCU recessed US by TCI (ref. SR-2400RB-US) is an advanced control device for professional lighting systems, designed to integrate seamlessly into any DALI installation thanks to its integrated bus power supply. Its glass surface and compact dimensions (120x75x31.2 mm) make it an elegant and functional solution for recessed installations.

With compatibility across 100-240 V AC and international certifications for EU, USA, UK, Australia and Japan markets, this dimmer is the ideal choice for high-end residential and commercial projects requiring precise and reliable lighting control.

Main technical features

The device integrates a DALI bus power supply capable of powering the bus when connected to the 100-240 V AC mains, while also being able to receive power directly from the DALI bus when disconnected from the mains. Up to 2 MCUs can be connected to the 100-220 V AC network, with additional MCUs powered by the DALI bus. Each control loop supports simultaneous integration of up to 100 DALI ECGs and provides DALI power for a maximum of 50 DALI devices. The device's own consumption is just 2.3 W.

Performance and control

The lighting system responds immediately and harmoniously to every brightness level change set via the wall rotor, ensuring convenient, precise and complete control at all times.

Applications

Perfect for offices, retail spaces, hotels, luxury residences and any environment requiring professional DALI lighting management with a discreet and elegant control interface.

For complete specifications, wiring diagrams and installation instructions, please refer to the attached technical PDF.