Leviton Single Pole Double Throw Decora Momentary contact switch with DALI Group Controller issuing:

• Broadcast
• Group x/OFF/UP/DOWN/MAX
• Group x+1/OFF/UP/DOWN/MAX commands.   

Group x is selected by POT dial, 0-F for the 16 DALI groups.

0= Broadcast.The Group Controller (GC) connects to switch and resides in wall back box (Class 2 only).

Decora Style

Decora Plus Rocker Double-Throw Ctr-OFF Momentary Contact Single-Pole AC Quiet Switch, Commercial Grade, Self Grounding, Back & Side Wired:

Color - White, Black, Almond

The DALI Decora style dimmer includes a DALI Group controller than converts the push on the switch to DALI.

This interface is pre-wired to the decora switch. 

*Not using the DALI GC interface will short-circuit the control system. 

Wiring diagram from the decora switch to the DALI Group controller interface.