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Home Robotic Components Sensors & Modules

MQ-7 Carbon Monoxide Coal Gas Sensor Module

₹140

SKU: NEPL111
Categories: Robotic Components, Sensors & Modules
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Additional Information
Description
Technical Specification
Review
Weight 20 g
Dimensions 35 × 20 × 11 mm
Package contents

1 x MQ-7 Carbon Monoxide Coal Gas Sensor Module

MQ-7 CO Carbon Monoxide Coal Gas Sensor Module detects the concentrations of CO in the air and outputs 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 5 V.

This module provides both digital and analog outputs. The threshold level for digital output can be easily adjusted using the preset on the board. The MQ-7 sensor module can be easily interfaced with Micro-controllers, Arduino and etc.

Operating voltage (v) DC 5
Range 10 ~ 1000 ppm
Characteristic gas 100 ppm CO
Sensitivity ≥ 3%.
Return time ≤ 30 sec
Heating resistance ± 31 Ω
Heating current ≤ 180 mA
Heating voltage 5.0V ± 2V / 1.5 ± 1V
Heating power approx. 350 mW
Ambient temperature (°C) -20 ~ + 50
Humidity ≤ 95% RH
Oxygen content 21%.
Length (mm) 35
Width (mm) 20
Height (mm) 11
Weight (gm) 20

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