With this functionality, you will be able to use Use light sensors to adapt luminaire power to the current daylight level. The In daylight harvesting, the light intensity in the room will be is kept constant and luminaire power will automatically adjust to a given value of light intensity.
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Find the following nodes in the Node-RED palette:
DALI2 Devs Common
Vertex action
Vertex Feedback
Daylight Harvesting
Vertex cluster
Drag the nodes and drop them onto the workspace.
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3. In the DALI2 Devs Common node, in the Serial Number field, select the multisensor.
4. Uncheck the Light Sensor checkbox . Check and check the Illuminance level checkbox (see screenshot below).
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5. Go to the Daylight Harvesting node. Select the Feedback group which will be controlled and give feedback on the current lux value. Set the number of luxes in the Daylight Harvesting value field and choose toleration (in luxes).
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6. Go to vertex action node. Set mode as Direct Valueand as action select Set brightness (scale logarithmic). Select the same group as for the Daylight Harvesting node.
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Vertex action node configuration for Daylight Harvesting
8. Go to the vertex feedback node. In the group field, select the same group as in the vertex action and daylight harvesting nodes.
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9. Link all nodes together as in the screenshot below. Then select Deploy and test your flow.
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