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Daylight Illuminance
Measured natural daylight intensity at a sensor location, in lux. Used for daylight harvesting to reduce electric lighting usage.
Brick
Illuminance_Sensor
Category
lighting
Typical Range
-
Object Type
-
Haystack
Tags
lightMarkerilluminanceMarkersensorMarkerpointMarker
Kind
Number
Point Function
sensor
Haystack Unit
lux
Source Units
lux / fc
States
-
Aliases
Common
Common Misspellings
daylite-sensorilluminence
Notes
- Typical office target is 300-500 lux (30-50 fc) at the task plane
- Sensor placement impacts accuracy — avoid direct sunlight on the sensor
- Used to modulate electric lighting in daylight harvesting sequences