TPI 717R Combustion Flue Gas Analyzer with Maintenance and Appliance Installation Features measures flue temperature, CO, and O2 as well as the ability to calculate efficiency, excess air, CO2 & CO/CO2 ratio. The TPI 717R features a 10,000 ppm CO sensor with quick recovery time, an in-line water trap that protects the sensor from water damage, a pump filter that helps prevent the pump from becoming clogged with dirt/dust debris, self-diagnostic tests, and more. The TPI 717R is set apart from most combustion analyzers with extra features such as its built-in differential manometer and differential thermometer.
*Rechargeable Battery Model