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)

Untuk Info dan Pemesanan Hubungi : 
DARMATEK
Contact : Subarkah
Telpon : 021-71031268
WA : 081932632003
H P : 081283804273/ 085774067221
Email : subarkah18@ yahoo.co.id
Gmail : darmatek1@ gmail.com
Pin BB : D2A771BD
Web : http://www.darmatek.net
Link : http://darmatek.produkanda.co.id
http://darmatek01.blogspot.com