This analog gas sensor for LPG 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
Liquefied petrol gas (LPG), propane, methane, butane and other combustible gases
Detecting gas leaks, gas alarm, robotic, microcontroller projects
Raspberry Pi (with AD-converter), Arduino. etc.
High sensitivity, good sensitivity for combustible gas in a wide range of concentrations
Values are processed by the microcontroller
thresholds can be set
VCC: Voltage supply 5V, GND: Ground, AOUT: Analog Output, DOUT: Digital Output
≤ 10 s
5.0 V ± 0.2 V
31 Ω ± 3 Ω at room temperature
≤ 900 mW
Surface resistance of sensitive material
2 -20 KΩ in 2000ppm propane C3H8
-10 - 50 °C
35 x 20 x 21 mm