'Portable Flue Gas Analyser. Measures O2, CO, CO2 [Measured by NDIR], NO, NO2, and SO2 concentrations plus draught, temperature, excess air, and gross/net efficiency values.
Ranges: O2 0-25% vol, CO2 0-50% vol, CO with H2 compensation 0-10,000 ppm with measuring-range extension and selectable dilution factor, NO 0-3,000 ppm, NO2 0-500 ppm, SO2 0-5,000 ppm, draught 50 hPa, temperature -40 to +1,000 deg C. Includes switch-off and rinse function for CO cell and fresh air rinse for longer term measurements. Internal memory for 250,000 readings, with RS232C interface and software provided. Operation from mains or rechargeable battery.