GAOTek Portable CO2 O2 Gas Analyzer

This Portable CO2 O2 Gas Analyzer has temperature range of-4 °F to 122 °F, humidity range of 0% RH to 95% RH, ingress protection of IP 66, and 3.7 V rechargeable lithium battery. 




  • High-precision sensor 
  • LCD display (Chinese/English) 
  • PPM/mg/m3 unit switch 
  • Customizable high/low alarms 
  • Data storage & export 
  • Strong alligator clip 


Technical Specifications

Gas detected  O2 CO2 
Measure range  0% VOL to 30% VOL, 0 ppm to 2000 ppm 
resolution  0.1% VOL, 0.1 ppm 
sampling method  diffusion 
Display  Monochrome dot matrix 128 x 128 LCD graphic display 
Backlight  Time of backlight is settable, when alarm the backlight will be  

auto on 

Data recording  Storage capacity of over one hundred thousand sets, it can continue to store for 15 months with an interval of 5 minutes. Interval time ranges from 10 s to 3600 s are settable. (Optional function) 
Data transmission  High speed data transmission by USB, and is available for data downloading and printing after installing necessary software (optional function) 
Calibration  two target point calibrations, both can be set up a calibration value. Support automatic zero-point calibration of all channels by one click 
Restoration  support restoration of factory calibration, support restoration of factory parameter settings 
Alarm type  sound and light. Higher and lower alarm point values are settable. There are three alarm status for selection: ON/ OFF/ MUTE 
Battery  3.7 V rechargeable lithium battery, with capacity of 1800mAh, and the working time is more than 50 hours (no combustible gas), and the charging time is less than 6 hours 
Explosion-proof grade  ExiaⅡCT4 
Protection grade  IP 66 
Working humidity  0% RH to 95% RH (Non-condensing, a filter dryer is needed in environment of humidity more than 90% RH) 
Shell material  ABS + PC 
Working temperature  -4 °F to 122 °F (-20 ℃ to 50 ℃) 
dimension  6.10 in x 3.07 in x 1.38 in (155 mm x 78 mm x 35 mm) 
weight  0.66 lb (300 g) 



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