MQ2/4/5/7 /9 /6/ 8 MQ135 Gas Propane Methane Butane Sensor With Base For Arduino
MQ board MQ Gas Sensor Carrier Board MQ3 MQ2 MQ4 MQ5 MQ7 MQ9 MQ6 MQ8 MQ135 MQ Socket Mounting Base White Socket MQ2/MQ3/MQ7/MQ9/MQ135 Gas Sensors For Arduino MQ-2: 1. Wide detecting scope. 2. Fast response and High sensitivity.（Rin air/Rin typical gas≥5 ） 3. Recovery Time: ≤30s. 4. Conditions: Ambient Temperature: -20℃～+55℃. 5. Response Time: ≤10s. 6. Heating Resistance: 31ω±3ω. 7. Heating Current: ≤180mA. 8. Heating Voltage: 5.0V±0.2V. 9. Heating Power: ≤900mW. 10.Measuring Voltage: ≤24V. Detect The Concentration Range: 1. Liquefied Gas And Propane:100ppm-10000ppm. 2. Butane:300ppm-5000ppm. 3. Methane:5000ppm-20000ppm 4. Hydrogen:300ppm-5000ppm. 5. Ethanol:100ppm-2000ppm. Standard Operating Conditions: 1. Temperature: 20℃±2℃. 2. Vc: 5.0V±0.1V. 3. Vh: 5.0V±0.1V. 4. Relative Humi.
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