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Journal of Sensors
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2018
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Article
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Tab 4
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Research Article
Design and Development of a Low-Cost, Portable Monitoring Device for Indoor Environment Quality
Table 4
IEQ unit temperature, humidity, and CO
2
calibration.
Parameter
Extech CO210
IEQ unit
CO210 − IEQ
Temperature
23.2°C
21.3°C
+1.9°C
Humidity
31.2%
31.0%
+0.2%
CO
2
480 ppm
410 ppm
+70 ppm