CO2-200

> Cabon Dioxide measurement up to 9999 ppm along with temperature, relative humidity, dew point and wet bulb
> Super-large LCD display
> High performance low drift sensor designed with NDIR (non-dispersive infrared) waveguide technology with automatic background calibration
> Audible alarm threshold setting to setup warning against carbon dioxide level with output drive relay to control air flow system
> Optional PC download capabilities (USB interface)
> Recording of maximum, minimum and average values with recall function