Padrões de fotocélulas UL vs BS: por que os valores de LUX diferem?

Why Do Photocell LUX Values Differ Between UL and BS Standards? One of the most common questions raised by illumination producers, project engineers, and importers is why a photocell tested in one market may show different switching LUX values in another. In several cases, purchasers relate datasheets from numerous contractors and notice that similar products appear […]