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The Triplett GSM250 IAQ CO2 meter is able to display at the same time CO2, Temperature and Relative Humidity. The GSM250 can be used on the desktop or wall mounted and has a display with a 3-color light bar for easy reading from long distances. The GSM250 3-color light bar (green / yellow / red) changes color with CO2 concentration.
Carbon Dioxide (CO2) | 0 to 9999ppm |
Accuracy | ±50ppm + 5% (0 to 2000ppm) |
Air Temperature | 14 to 140°F (-10 to 60°C) |
Accuracy | ±0.9°F/0.6°C |
Relative Humidity | 0 to 99.9%RH |
Accuracy | ±5%RH (10 to 90%RH) |
CO2 Alarm (default 1000ppm) | 800 to 3000ppm in 100ppm steps |
3 Color Light Bar (alarm set at 1000ppm) | Green <800ppm Yellow 800 to 1000ppm Red >1000ppm |
Automatic Baseline Calibration | Every 7.5 days with disable |
Manual Calibration | 400ppm |
Power | USB source |
Dimensions | 8.9 x 6 x 1.8" (226 x 152 x 45mm) |
Weight | 17.6oz (500g) |
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