EXTECH Indoor Air Quality Meter/Datalogger

Measures Carbon Dioxide Concentrations and More

Easily monitor air quality in schools, office buildings, hospitals, greenhouses and other facilities that generate high levels of carbon dioxide gas. The compact unit also measures temperature, humidity, dew point and wet bulb temperature.
Specifications: Features a maintenance-free, dual wavelength, non-dispersive infrared CO? sensor. Data-hold function freezes displayed value. Min/max hold with time stamp facilitates data recording. Alarm alerts user to high CO? levels. Easy calibration in fresh air. Auto power-off extends the battery life. Includes six AAA batteries, RS-232 cable and software compatible with Windows® 95/98/NT/2000/ME/XP.
Compliance: CE approved.