Features
1. [DETECTABLE GAS] The air quality sensor module can be used to detect VOC, eCO2, HCHO gas, with low power consumption.
2. [ACCURATE MEASURING] The gas sensor module has high sensitivity and quick response speed, and a wide measurement range.
3. [HIGH PERFORMANCE] With good consistency, no calibration, low electromagnetic interference, high resistance to shock and vibration.
4. [REAL TIME DETECTION] Real time detection of the environment, and output data through a certain protocol format, easy to use.
5. [WIDE APPLICATIONS] Used for portable meters, air quality monitoring equipment, ventilation systems and smart home equipment, etc.
Specification
Item Type: Gas Sensor Module
Material: PCB
Uses: Portable meters, car systems, air quality monitoring equipment, air purifiers, fresh air ventilation systems, air conditioners, smart home equipment, etc.
Working Voltage: DC3.3V
Working Current: <40mA
Working Environment: Working temperature 0-70
Working Humidity: 15%-95%RH
Communication Method: Serial port TTL level output (active reading mode and passive reading mode can be set by instructions)
Warm Up Time: 5min
Service Life: 3 years (in air)
Product Size: Approx. 18 x 15mm / 0.7 x 0.6in
Detection Gas: VOC, eCO2, HCHO
Measuring Gas Measurement Resolution Measuring Range Measurement Accuracy
eCO2 1ppm 400-5000ppm100ppm
TVOC 1ppb 0-1000ppb75ppb
CH2O 1ppb 0-400ppb30ppb
Pin Name Description
1 NC Not Connected
2 TX Serial TTL Transmitter
3 RX Serial TTL Receiver
4 GND GND
5 NC Not Connected
6 NC Not Connected
7 NC Not Connected
8 NC Not Connected
9 3.3V DC3.3V Input
10 NC Not Connected
Package List
1 x Gas Sensor Module
