Feature. Control automatic the light for save energy and more convenient. Can be detect human motion within range 360 degrees and detection distance 6 meters. max (<24 ํc ) Can be adjustable sensor both daytime and night-time. Adjust ambient light from 3-2,000 lux. Adjust time delay from 10 sec-15 min. Detection Range: 360°.
This test is often used as a more convenient and direct expression of organic matter than BOD or. UVT% (UVT-254) The percentage of UV light transmitted at the 254nm wavelength. This parameter is used as an indication of the organic. content within the water and is often correlated with BOD, COD, and TOC.