Combustion Analyzer, 23to113F, 21% v/vO2, Testo, Mfr#: 0564 3004 93

Combustion Analyzer, Digital Display Screen Type LCD Touchscreen, Maximum Carbon Monoxide Measured 4,000 ppm, Maximum Oxygen Measured 21 Percent v/v, Minimum Oxygen Measured 0 Percent v/v, Selectable Fuel Options Bio Heat 5, Fuel Oil #2, Natural Gas, Propane, Wood Chips, Minimum Carbon Monoxide Measured 0 ppm, Maximum Combustion Efficiency 120 Percent, Minimum Combustion Efficiency 0 Percent, Maximum Excess Air Measured 100 Percent, Minimum Excess Air Measured 0 Percent