Indoor Air Quality Monitors

The EVM3 is a real time direct reading particulate monitor with dial in PM2.5, PM4, PM10 and Total Dust option using proven light scatter technology. Intuitive capabilities allow you to simultaneously take a gravimetric sample allowing for further analysis. The EVM4 is a comprehensive indoor air quality monitor with dew point, temperature, humidity and air velocity measurement with gas (CO or other toxic) and CO2 sensors fitted. The top of the range EVM 7 includes all of the above features with added VOC measurement capability with ppm or ppb scaling. Individual functions or composite display On screen information and trends plotted Use with DMS software for data download and analysis Analogue and digital options for alarm and control outputs Rechargeable batteries, AC or DC power options giving a 30 hour operation with one charge Protective outdoor kit for environmental applications EVM Outdoor Kit A custom made battery or mains powered unit by Shawcity that enables you to use the EVM for outdoor area monitoring. Options for audible and visual alarms or SMS communication with a built in modem.accessory)