New MQ-4 Gas Sensor (Methane & Natural Gas) View larger

MQ-4 Gas Sensor (Methane & Natural Gas)


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Technical parameters:

Heating voltage: 5 ± 0.2V (AC · DC)
Operating Current: 150mA
Circuit voltage: ≤ DC15V (maximum DC15V)
Load resistance: (adjustable)
The detection concentration range :300-10000ppm (a range of different concentrations of different gases)
Clean air voltage: ≤ 1.5V
Sensitivity: ≥ 3%
Response time: ≤ 1S (preheat 3-5 minutes)
Response time: ≤ 30S
Component power consumption: ≤ 0.9W
Operating temperature: -10 ~ 50 °C (nominal temperature 20 °C)
Humidity: 95% RH (nominal humidity 65% RH)
Life: 5 years
Size: 19mm × 23mm
Weight size: 5g

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