Co2 Portable Handheld Device

Is a low cost flexible and easy to use hand held instrument designed to measure the carbon dioxide concentration and temperature in surrounding air The large illuminated display presents the 2 values simultaneously Built in data output (RS232) makes it simple to log data for longer time Audible alarm is included Max Min Average as well as TWA and STEL measurements are also available The carbon dioxide sensors gold plated infra red waveguide and diffusion membrane filter provides you great reliability accuracy and longterm stability