Difference between revisions of "Gas Sensor - MQ-2"

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==Introduction==
 
==Introduction==
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Arduino MQ-2 gas sensor module are used in gas leakage detecting equipments in family and industry, are suitable for detecting of LPG, i-butane, propane, methane ,alcohol, Hydrogen, smoke.  
 
Arduino MQ-2 gas sensor module are used in gas leakage detecting equipments in family and industry, are suitable for detecting of LPG, i-butane, propane, methane ,alcohol, Hydrogen, smoke.  

Revision as of 06:27, 10 May 2012

Introduction

MQ-2 0.jpg

MQ-2 1.jpg

Arduino MQ-2 gas sensor module are used in gas leakage detecting equipments in family and industry, are suitable for detecting of LPG, i-butane, propane, methane ,alcohol, Hydrogen, smoke.

Features: Wide detecting scope
Fast response and High sensitivity
Stable and long life
Simple drive circui

Specification

Detection range: 300 to 10000ppmm The characteristics gas: 1000ppmm, isobutane Sensitivity: R in air / Rin, typical gas ≥ 5 Sensing Resistance: 1KΩ 50ppm toluene to 20KΩ in. Response time: ≤ 10s Recovery time: ≤ 30s Heat resistance: 31Ω ± 3Ω Heating current: ≤ 180mA Heating voltage: 5.0V ± 0.2V Heating power: ≤ 900mW Measuring voltage: ≤ 24V Working conditions of ambient temperature: -20 ℃ ~ +55 ℃

                      Humidity: ≤ 95% RH
                     Environmental oxygen content: 21%

Storage conditions Temperature: -20 ° C to +70 ° C

                     Humidity: ≤ 70% RH


document

[MQ-2 datasheet]

Usage

MO-2 2.jpg

How to buy it

Click here to buy [Gas Sensor - MQ-2]