MQ7 – Carbon Monoxide Gas Sensor Module

This Carbon Monoxide (CO) gas sensor detects the concentrations of CO in the air and ouputs its reading as an analog voltage. The sensor can measure concentrations of 10 to 10,000 ppm.The sensor can operate at temperatures from -10 to 50°C and consumes less than 150 mA at 5V.

SKU: RW-00888

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115.00

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  • Warranty 1 year
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Description

This Carbon Monoxide (CO) gas sensor detects the concentrations of CO in the air and ouputs its reading as an analog voltage. The sensor can measure concentrations of 10 to 10,000 ppm.The sensor can operate at temperatures from -10 to 50°C and consumes less than 150 mA at 5V.

Specifications of MQ7 Gas Sensor:-

 

  • Size: 35mm × 22mm × 18mm
  • Detection of gas: carbon gas
  • Heating voltage: 5 ± 0.2V (AC · DC)
  • Working current: 140mA
  • Loop voltage: 10V (maximum DC 15V)
  • Load resistance: 10K (adjustable)
  • Detection concentration range: 10-1000ppm
  • Clean air voltage: ≤1.5V
  • Sensitivity: ≥3%
  • Response time: ≤1S (preheat 3-5 minutes)
  • Response time: ≤30S
  • Element power: ≤0.7W
  • Working temperature: -10 ~ 50 ℃ (nominal temperature 20 ℃)
  • Humidity: 95% RH (nominal humidity 65% RH)

 

* Product Images are shown for illustrative purposes only and may differ from actual product.

Additional information

Operating voltage

2.5 3.0V

Pixel Resolution

0.3MP

Photosensitive array

640 x 480

Optical Size

1.6 inch

Angel of view

67 degrees

Maximum Frame Rate

30fps VGA

Sensitivity

1.3V/(Lux-sec)

Dormancy

Less than 20A

Power consumption

60mW/15fpsVGA YUV

Temperature operation Range

-30 C ~ 70 C

Pixel area

3.6 x 3.6 m

Signal to noise ratio (SNR)

46 dB

Dynamic range

52 dB

Specification

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