16
SPECIFICATIONS
Device Specifications
Operating Environment
0°C~50°C (32°F~122°F), <95% RH non-condensing
Storage
-10°C~60°C (14°F~140°F), <99% RH non-condensing
Power Supply
Li-ion battery (4.2V, 1000mAh), Micro USB cable w. Wall charger
Dimensions
100x60x17mm (3.9x2.4x0.7")
Weight
85 grams (2.73 oz.)
CO2 Sensor Specifications
CO2 Sensor
Single-beam NDIR diffusion sampling
Measurement Range
0~50,000ppm (5% Vol)
Display Resolution
1ppm / 0.01%
Accuracy
±40ppm or ±3% of reading
Repeatability
±20ppm @ 400ppm
Temperature
Dependence
Typ. ±0.3% of reading per °C or ±4ppm per °C, whichever is greater,
referenced to 25 °C
Pressure Dependence
0.13% of reading per mmHg
Response Time
< 60 seconds
Warm-up Time
< 5 seconds at 22°C
IAQ LED Display
Green: <800ppm • Yellow: 800~1200ppm • Red: >1200ppm
Measurement interval
2 seconds
Temperature Sensor Specifications
Temperature Range
-10.0~60.0°C (14~140°F) display
Display Resolution
0.1°C (0.1°F)
Display Options
°C/°F switchable
Accuracy
±0.5°C (±0.9°F)
Response Time
5~30 seconds (device must equilibrate with environment)
Relative Humidity Sensor Specifications
Measurement Range
0.0~99.9%RH
Display Resolution
1%RH
Accuracy
±4.5%RH
Response Time
<8 seconds for 63% of step change
Out of range of operating conditions will impact the accuracy of the CO2 measurement. A warning
will display when humidity or temperature is above the rated thresholds (>95% RH condensing, >
122°F or < 32°F).
