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ambient illuminance

Term : ambient illuminance

What is 'ambient illuminance'? What does 'ambient illuminance' mean?

Definition

The ambient operating illumination is expressed in terms of the Receiver surface illuminance and is defined as the illuminance when there is a ±20% change with respect to the value at a light reception output of 200 lx. This is not sufficient to cause malfunction at the operating illuminance limit.

Photoelectric Sensors