The Photon is a state-of-the-art gas analyser. It is a class of its own, equipped with up to 6 NDIR sensors, supplemented with up to 3 electrochemical cells. Large, colourful VGA display for data presentation. Compact-flash disk for results (stored in a database form). All administered by PC-104 industrial class computer with Windows CE operating system. Photon paired with the PGD100 efficient gas conditioner creates fully professional gas analysing system that meets the most rigorous requirements and criteria. Recommend for all those who appreciate the most: quality and performance.