The output is proportional to the density of the gas. You can use analog reading to read the data from this sensor.
To ease the difficulty of using this sensor, a gravity Interface is adapted to allow plug & play. The Arduino expansion shield is the best match for this sensor connecting to your Arduino.
Features
High sensitivity to LPG, iso-butane, propane
Small sensitivity to alcohol, smoke
Fast response
Stable and long life
Simple drive circuit
Specification
| Circuit voltage | 5V±0.1 AC OR DC |
| Heating voltage | 5V±0.1 AC OR DC |
| Load resistance | 20KΩ |
| Heater resistance | 33Ω±5% Room Tem |
| Heating consumption | less than 750mw |
| Related humidity | less than 95%Rh |
| O2 Oxygen concentration | 21%(standard condition)Oxygen |
| Size | 40x20mm(1.57″x0.79″) |
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