เครื่องวัดก๊าซคาร์บอนไดออกไซด์ Carbon Dioxide CO2 Meter รุ่น CO250
Carbon Dioxide CO2 Meter/Datalogger Extech, USA
CO250: Portable Indoor Air Quality CO2 Meter/Datalogger
Measures Carbon Dioxide (CO2) , Temperature, Humidity, Dew Point, and Wet Bulb
Features:
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Checks for Carbon Dioxide (CO2) concentrations
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Calculates statistical weighted averages of TWA (8 hour time weighted average) and STEL (15 minute short term exposure limit)
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Maintenance free NDIR (non-dispersive infrared) CO2 sensor
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Measurement ranges:
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User programmable audible alarm
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Backlit triple LCD display
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Built-in RS-232 interface for capturing readings on PC
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Data acquisition software and cable included to record and document CO2, Humidity and Temperature data
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Optional 33% and 75% RH calibration bottles
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Complete with software and cable, 4 AA batteries, and carrying case
Applications:
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Check air quality in schools, office buildings,greenhouses, hospitals and anywhere that high levels of carbon dioxide are generated
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Specifications |
Range |
Resolution |
|
Carbon Dioxide (CO2) |
0 to 5,000ppm |
1ppm |
|
Temperature |
14 to 140°F (-10 to 60°C) |
0.1°F/°C |
|
Humidity |
0.0 to 99.9% |
0.1% |
|
Wet Bulb and Dew Point |
Calculated |
|
|
Dimensions |
7.9x2.7x2.3” (200x70x57mm) |
|
|
Weight |
6.7 oz. (190g |
|
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http://www.eastern-energy.net