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Extech Instruments CO240

Extech Instruments CO240
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7 CO240-en-US_v1.9 10/22
Specifications
Display
Dual multifunction LCD
CO
2
measure range
0 to 9,999ppm
CO
2
accuracy
± (75ppm + 5% of reading) 0 to 2,000ppm
Operating Temperature
32 to 122°F (0 to 50°C); 0.1° resolution
Temperature Accuracy
± 1.8°F (1.0 °C)
Operating Relative Humidity
0 to 95%RH (avoid condensation)
Relative Humidity Accuracy
± 5% of rdg at 77°F (25°C) otherwise ±7% RH
Dew Point Temperature range
-99.22 to 118°F (-72.9 to 47°C); 0.1° resolution
Wet Bulb Temperature range
12.2 to 118.8°F (-11 to 48.2°C); 0.1° resolution
Storage Temperature
-4 to 122°F (-20 to 50°C)
Storage Humidity
0 to 95%RH (avoid condensation)
Power
AAA batteries x 6 pcs or AC adaptor
Dimensions
8.3 x 2.4 x 1.6” (211 x 60 x 40 mm)
Weight
6.4 oz. (181.4g)

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