The Bettair® Static Nodes can measure up to 11 air pollutants as well as ambient noise level and other environmental parameters.
_ SENSORS CARTRIDGE
The lifetime of the sensors (electrochemical cells and particulate matters) inside the nodes is of two years.
Within this period, the quality of the data it is guaranteed. After the two years period, the sensors must be replaced. This is easily done by replacing the bettair® sensor cartridge in the picture.
_ SIZE & WEIGHT