Description:
<br />MQ-7 carbon monoxide gas sensor detects carbon monoxide gas sensing devices.
<br />Manual electronic documents , please download !
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<br />Extraction code : mUH7OKaZ.
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<br />Next to the thermal structure of the semiconductor carbon monoxide gas sensor MQ-7.
<br />Feature:
<br />High sensitivity for carbon monoxide.
<br />Excellent stability.
<br />Long Life.
<br />Large electrical output.
<br />Excellent selectivity.
<br />Application:For domestic, commercial , industrial environment of carbon monoxide gas detection devices .
<br />Specificationl
<br />For gas:Carbon monoxide CO.
<br />Detection range:10 ~ 1000ppm.
<br />Characteristics of gas:100ppm carbon monoxide.
<br />Sensitivity:R in air / R in typical gas 5.
<br />Sensing Resistance:1K ~ 20K in 100ppm CO.
<br />Response time:150s (70% Response).
<br />Recovery time:150s (70% Response).
<br />Heating resistor:31 3.
<br />Heating current:
<br />Heating voltage:5.0V 0.2V/1.5V 0.1V.
<br />Heating power:Approximately 350mW.
<br />Measure the voltage:24V.
<br />Working conditions:
<br />Ambient temperature : -20 ~ +55.
<br />Humidity : 95% RH.
<br />Environmental oxygen content : 21%.
<br />Storage conditions:
<br />Temperature : -20 ~ +70.
<br />Humidity : 70% RH.
<br />Package Including:
<br />1 * LOT MQ-7 Carbon monoxide Sensor Semiconductor Sensor for CO Gas Sensor MQ7.<p> <b><b><img src="https://contestimg.wish.com/api/webimage/59361fc5d8a4ef16e56996aa-large.jpg"><img src="https://contestimg.wish.com/api/webimage/59361fc5d8a4ef16e56996aa-1-large.jpg"><img src="https://contestimg.wish.com/api/webimage/59361fc5d8a4ef16e56996aa-2-large.jpg></b></b></p>