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. 2013 May 29;13(6):7079–7103. doi: 10.3390/s130607079

Table 5.

Measured standard deviation for ultralow power ambient sensor configuration for three set CO2 concentrations at 1 and 3 mJ per measurement.

Set Concentration (ppm) Energy per Measurement (mJ)

1 3

St Dev (ppm (±%))
450 18 (±2.0%) 18 (±2.0%)
900 40 (±2.2%) 25 (±1.4%)
1500 78 (±2.6%) 32 (±1.1%)