MEASUREMENT AND/OR DETECTION DEVICE FOR A CONTAMINATING PRODUCT PRESENT IN A GAS, IN PARTICULAR AIR QUALITY MEASUREMENT UNIT

摘要

The invention relates to a device for measuring and / or detecting a contaminant present in a gas, in particular a central air quality measuring unit, said measuring device comprising at least one sensor (68) for measuring and or detecting said contaminating product, said device further comprising means for emptying a capsule (1) containing a gaseous calibration mixture, said emptying means being configured to put said sensor (68) in the presence of said gaseous mixture, said device being configured to calibrate said sensor (68) ,.