This analog gas sensor has a small heating part with an electronical chemical sensor. It is suitable for indoor usage. The sensor can output exact values only after warmup phase.
Caution: sensor gets hot while usage!
300 - 10000 ppm
Carbon monoxide (CO)
Detecting gas leaks, gas alarm, robotic, microcontroller projects
Raspberry Pi (with AD-converter), Arduino. etc.
High sensitivity which can be adjusted by potentiometer, quick reaction time, low temperature detection of gas
Values are processed by the microcontroller
thresholds can be set
VCC: Voltage supply 5V, GND: Ground, AOUT: Analog Output, DOUT: Digital Output
≥ 10 V DC
5.0 V ± 0.2 V
31 Ω ± 3 Ω at room temperature
≤ 350 mW
Surface resistance of sensitive material
2 -20 KΩ in 100 ppm CO
-20 - 50 °C
52 x 20 x 13 mm