مشخصات فني


دستگاه سنجش میزان co2  و رطوبت و حرارت با LCD بزرگ

میزان co2: 0 to 9999 ppm

میزان حرارت :(-10 to +60

میزان رطوبت : (0.1~ 99.9% RH)

با قابلیت کالیبره اتوماتیک

ST-802 Desktop Indoor Air Quality CO2 Monitor

 

Features:

1.Checks for Carbon Dioxide (CO2) concentrations with Max/Min value recall function

2.Maintenance free NDIR (non-dispersive infrared) CO2 sensor

3.Indoor Air Quality displayed in ppm with Good (380 to 420ppm), Normal(<1000ppm), Poor (>1000ppm) indication

4.Visible and Audible CO2 warning alarm

5.Displays Year, Month, Date, and Time

6.Automatic Baseline Calibration (minimum CO2 level over 7.5 days) or manual calibration in fresh air

 
 

Specifications

Function

Range

Resolution

Accuracy

CO2

0-9999ppm

1ppm

±75ppm(0-2000ppm)/±8%(2000-9999ppm)

Temperature

-10 to 60°C/

14 to 140°F

0.1°C/°F

±1°C/1.8°F

Humidity

0.1 to 99.9%RH

0.1%RH

±3%RH(25°C/30 to 99%RH)

±4%RH(25°C/0 to 30%RH)

 

Accessories:

NiMH battery, gift box with carrying case.