A flue gas analyzer, often simply referred to as a gas analyzer or emissions analyzer, is a device used to measure and analyze the composition of gases emitted from combustion processes, particularly from furnaces, boilers, and other combustion systems. These devices are essential tools for monitoring and controlling emissions in various industries, including power generation, industrial processes, and environmental compliance. Here are some key aspects of flue gas analyzers. Parameters O2, CO2, CO, NO2, SO2, Particulate matter etc.