The VT580 is an analog, plug-and-play dust particle sensor. It connects to any analog port of the Vutlan monitoring unit or VT408 expansion unit. This sensor monitors airborne particles of the PM1, PM2.5, and PM10 types with a mass concentration range of 0 to 1000 µg/m³.Detects particles from 0.3 to 10.5 µm in size.