Jual EXTECH CO250 Portable Indoor Air Quality CO2 Meter

 

Jual Extech CO250 Portable Indoor Air Quality CO2 Meter
Measures Carbon Dioxide ( CO2) , Temperature, Humidity, Dew Point, and Wet Bulb

Features :
Checks for Carbon Dioxide ( CO2) concentrations
Calculates statistical weighted averages of TWA ( 8 hour time weighted average) and STEL ( 15 minute short term exposure limit)
Maintenance free NDIR ( non-dispersive infrared) CO2 sensor
Measurement ranges :
CO2: 0 to 5, 000ppm
Temperature: -14 to 140° F ( -10 to 60° C)
Humidity: 0.0 to 99.9%
User programmable audible alarm
Backlit triple LCD display
Built-in RS-232 interface for capturing readings on PC
Data acquisition software and cable included to record and document CO2, Humidity and Temperature data
Optional 33% and 75% RH calibration bottles
Complete with software and cable, 4 AA batteries, and carrying case

Applications :
Check air quality in schools, office buildings, greehouses, hospitals and anywhere that high levels of carbon dioxide are generated

Specification :
Specifications Range Resolution
Carbon Dioxide( CO2) 0 to 5, 000ppm 1ppm
Temperature 14 to 140° F( -10 to 60° C 0.1F° / ° C
Humidity 0.0 to 99.9% 0.1%
Wet Bulb and Dew Point Calculated
Dimensions 7.9 x 2.7 x 2.3 " ( 200x70x57mm)
Weight 6.7oz ( 190g) 

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