AZ7788A CO2 Gas Detector Desktop Carbon Dioxide Data Logger Range 9999ppm Air Quality Temperature RH Meter Alarm Trend R

Features 1 Super large display of CO2 level temp humidity date and time 2 15 degree tilt angel Easy to see and read 3 Indoor air quality level indication Good Normal Poor 4 Stable NDIR sensor for CO2 detection 5 Visible and audile CO2 warning alarm 7 ABC Automatic Baseline Calibration and manual CO2 calibration 8 Max Min CO2 value recall function Specifications Measuring Range CO2 0 9999ppm 2001 9999ppm out of scale range Air Temperature 10 60c 14 140F Relative Humidity 0 1 99 9 RHResolution CO2 1ppmAir Temperature 0 1c 0 1FRH 0 1 RHAccuracy CO2 50ppm 5 of reading 0 2000ppm other ranges accuracy are not specifiedAir Temperature 0 6c 0 9FRelative Humidity 3 RH at 25c 10 90 RH 5 RH at 25c others Warm up time 30 SecondsResponse time CO2 2 minutes 90 step change Air Temperature 2 minutes 90 step change Air Relative Humidity 10 minutes 90 step change Air Quality Level CO2 Concentration Good 700ppm programmable by user Normal 700 1000ppm programmable by user Poor NormalSample Point 15999 points 5333points for each paramater Max Min function Sampling Rate Interval 1sec to 4 hour 59 minutes 59 secondsLCDGreen LED DisplayAlarm 1000ppm programmable by user LCD size 60 x 82mm mm HxW Operating Condition 0 50C 5 80 RH be sure to avoid condensation Storage Condition 20 50C 5 90 RH be sure to avoid condensation Power Supply 5V DC adaptor 10 500mASize 120 x 80mm diameter