MQ-7 CO gas sensor carbon monoxide sensor module

MQ-7 CO gas sensor carbon monoxide sensor module

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ARD001131
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1,94 €

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MQ-7 CO gas sensor carbon monoxide sensor module

 

For gas carbon monoxide CO
Detection range of 10 ~ 1000 PPM
Characteristics of 100 parts per million of carbon monoxide gas
R sensitivity in air/R in typical gas 5 or higher
Sensitive body resistance 1 k ? ~ 20 k ? in 100 PPM CO
The Response time of the 150 s or less (70% Response)
Recovery time 150 s or less (70% Response)
Heat resistance 31 ? ? + 3
The heating current
5.0 V + / - 0.2 V / 1.5 V + / - 0.1 V
The heating power of about 350 mw
Measure the voltage 24 v or less
Working conditions of ambient temperature: - 20 ? ~ + 55 ?
Humidity: 95% RH or less
Environmental oxygen content: 21%
Temperature storage conditions: - 20 ? ~ + 70 ?
Humidity: 70% RH or less

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MQ-7 CO gas sensor carbon monoxide sensor module

MQ-7 CO gas sensor carbon monoxide sensor module

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