2018/1208 - A sensor based electrical analogue apparatus (so-called ‘oxygen analyser’) measuring approximately 240 × 220 × 200 mm and weighing approximately 4,3 kg. The apparatus uses coulometric technology in order to detect and measure trace oxygen and paramagnetic technology in order to accurately measure the percentage of oxygen in pure gas streams and multi-gas backgrounds. It includes an LCD monitor to display the results of the measurement. It also includes an audio and visual alarm and analogue and - The Trade Hub