Lightbulb

Setup

1. Open the Web Interface and navigate to Accessory Manager.
2. Click the + icon and select Lightbulb
3. Enter a name for the accessory
4. Select the channel setting that matches your light (see below)
5. Enter the KNX group addresses

Channel Settings

The Lightbulb accessory supports four channel settings. Each one requires different KNX group addresses depending on the capabilities of the light.

Switchable

For lights that can only be turned on and off.

Characteristic	Control	Status	Datatype
Switching	0/0/1	0/0/2	DPT-1

Dimmable

For lights that support on/off and brightness control.

Characteristic	Control	Status	Datatype
Switching	0/0/1	0/0/2	DPT-1
Dimming	0/0/3	0/0/4	DPT-5

Tunable White

For lights that support on/off, brightness, and colour temperature control.

Characteristic	Control	Status	Datatype
Switching	0/0/1	0/0/2	DPT-1
Dimming	0/0/3	0/0/4	DPT-5
Color Temperature	0/0/5	0/0/6	DPT-7

Colour

For lights that support full colour control (RGB or HSV).

Characteristic	Control	Status	Datatype
Switching	0/0/1	0/0/2	DPT-1
HSV Color	0/0/3	0/0/4	DPT-232

INFO

HSV Color (DPT 232.600) is a single 3-byte datapoint that carries hue, saturation, and brightness in one value. A separate dimming address is not needed because brightness is already included in the HSV value.

Descriptions

Group Address	Description	Datatype
0/0/1	Switching, toggles the lamp on or off	DPT-1
0/0/2	Switching status, indicates whether the lamp is on or off	DPT-1
0/0/3	Dimming, sets the brightness level (0-100%)	DPT-5
0/0/4	Dimming status, returns the current brightness level	DPT-5
0/0/5	Color Temperature, sets the colour temperature (warm to cool)	DPT-7
0/0/6	Color Temperature status, returns the current colour temperature	DPT-7
0/0/3	HSV Color, sets hue, saturation, and brightness in a single value	DPT-232
0/0/4	HSV Color status, returns the current colour value	DPT-232