Produced by Edinburgh Instruments Ltd, The Gascheck board offers high performance detection and measurement of CO2 at low cost. The GasCheck family includes instruments to measure CO2 in the ranges 0-3000ppm, 0-3% or 0-10% by volume with a choice of pumped or diffusion aspiration technology to provide accurate and reliable determination of CO2 gas concentrations. The version EDI010104 has range 0-3000 ppm, non-linear output and pump sampling.