Development of an IoT-Based Indoor Air Quality Monitoring Platform

Table 5

Specifications of the CO₂ sensor.

Specification	Value
CO2 measurement range	0-2000 ppm up to 0-10000 ppm
Resolution	10 ppm
Accuracy	reading
Response time	30 sec
Maximum drift	±2% FS
Operating voltage	DC
Operating current	Average: 70 mA, peak: 120 mA
Operating temperature	0 to 50 Celsius
Operating humidity	0 to 90% RH (noncondensing)