Product details:

UEI C161 Flue Gas Combustion Analyzer Flue Gas Analyzer with Direct CO2Measurement The C161, with EOS Technology, eliminates the number one hassle experienced by HVAC technicians, the cost and down time of replacing the CO sensor. The EOS award-winning technology for combustion analysis replaces the everyday electro-optical sensor with EOS CO technology, lowering the cost of ownership. The C161 offers direct CO2 measurement and features a 30 second start up time. 6-Line Display See all your readings on one screen. EOS Technology Lower cost-of-ownership over your analyzer's lifetime. NOx Filtered Better accuracy, avoids cross contamination. Water Trap Indication Alerts you when the water trap is getting full. High Altitude Compensation Automatically compensates readings for altitude.