AIR QUALITY MONITOR The Kanomax 2212 Indoor Air Quality Monitor features quick start-up and high accuracy in measuring carbon dioxide and carbon monoxide concentration levels in the environment. Temperature and humidity are also simultaneously measured in a handy lightweight design. Applications for the 2212 include: IAQ investigation Ventilation testing Thermal comfort control Monitoring toxic gas Features Carbon monoxide Range: 0 to 500 ppm Accuracy: ±3 ppm or 3% Carbon dioxide Range: 0 to 5000 ppm Accuracy: ±50 ppm or 3% Temperature Range: -4 to 140°F Accuracy: ±1°F Relative humidity Range: 2 to 98% RH Accuracy: up to ±2% Normal, calculation, % OA, data output and calibration modes Fast Relative Humidity response time: 15 seconds Digital output: RS-232C Interchangeable probe Store up to 1500 measurements