node-red-contrib-knx-ultimate/nodes/locales/en/knxUltimateHueLightSensor.html

Control your KNX and KNX Secure intallation via Node-Red! A bunch of KNX nodes, with integrated Philips HUE control, ETS group address importer, and KNX routing between interfaces. Easy to use and highly configurable.

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<p>This node reads lux events from a Hue Light Sensor and maps them to KNX.</p>

It emits the ambient illuminance (lux) each time it changes. Start typing in the GA field (name or Group Address) to link the KNX GA; devices appear while you type.

**General**

|Property|Description|
|--|--|
| KNX GW | Select the KNX gateway to be used |
| Hue Bridge | Select the Hue Bridge to be used |
| Hue Light Sensor | Hue Light Sensor to use (autocomplete while typing).|
| Read status at startup | Read the status at startup and emit the event to the KNX bus at startup/reconnection. (Default "no")|

**Mapping**

| Property | Description |
|--|--|
| Lux | KNX GA that receives the lux value. |

### Outputs

1. Standard output
   : payload (number): current lux value.

### Details

`msg.payload` carries the numeric lux value. Use it for custom logic if needed.
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