SPECIFICATIONS
Typical test conditions, unless otherwise specified: Ambient Temp =73+/-3°F, RH=50%-70%,
Altitude=0
-
100 meters
MEASUREMENT
SPECIFICATION
Operating Temperature
32°F to 122°F (0°C to 50°C)
Storage Temperature
-4°F to 140°F (-20°C to 60°C)
Operating & Storage RH
0-95%, non-condensing
CO
2
Measurement
Accuracy at 0-3000 ppm
±50 ppm or ±5% of reading, whichever is greater
Accuracy over 3000 ppm
±7%
Repeatability
20 ppm at 400 ppm (standard dev. of 10 readings in 1 minute)
Measurement Range
0-5000 ppm
Display Resolution
1 ppm (0-1000); 5 ppm (1000-2000); 10 ppm (>2000)
Temp Dependence
±0.1% of reading per °C or ±2 ppm per °C, whichever is greater,
referenced to 25°C
Pressure Dependence
0.13% of reading per mmHg (corrected by user’s altitude input)
Response Time
<2 min for 63% of step change or <4.6 min for 90% step change
Warm-up Time
<30 sec
Temperature Measurement
Operating Temperature
32°F to 122°F (0°C -50°C)
Display Resolution
0.1°F (0.1°C)
Accuracy
±1°F (±0.5°C)
Response Time
<20 min (63%)
RH Measurement
Range
5-95%
Accuracy
±5%
Resolution
1% on main reading, 0.1% on MAX/MIN reading
Power Requirements
160 mA peak, 15 mA average at 5.0V
Dimensions
Control Unit: 120 x 66 x 33 mm (4.7" x 2.6" x 1.3")
Weight
103 g (3.6 oz) (unit only; Micro USB cable not included in weight
calculation)
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