MQ-7 CO Carbon Monoxide Coal Gas Sensor Module
- Operating voltage: DC 5 V.
- The analog output voltage, the higher the concentration the higher the voltage.
- The carbon monoxide detection with better sensitivity.
- With a long service life and reliable stability.
- Rapid response and recovery characteristics.
- Range: 10 to 1000 ppm.
MQ-7 CO Carbon Monoxide Coal Gas Sensor Module
Introducing the MQ-7 CO Carbon Monoxide Coal Gas Sensor Module, your reliable solution for monitoring CO concentrations in the air. This sensor accurately detects CO levels ranging from 10 to 10,000 ppm, providing vital information for maintaining indoor air quality and ensuring safety.
Operating within a temperature range of -10 to 50°C, this sensor module consumes less than 150 mA at 5V, making it efficient and versatile for various applications.
Equipped with both digital and analog outputs, the module offers flexibility in data interpretation. Easily adjust the digital output threshold using the onboard preset, enabling seamless integration with microcontrollers, Arduino boards, and other compatible devices.
Ensure a safe and healthy environment with the MQ-7 CO Carbon Monoxide Coal Gas Sensor Module, your trusted ally in CO detection and monitoring.
Standard Test Conditions
Temperature: 20°C ± 2°C
Humidity: 65% ± 5% RH
Standard Test Circuit: Vc: 5.0V ± 0.1V; Vh(high):5.0V±0.1V
Vh(low): 1.5V±0.1V
Features
- The voltage of the analog output increases as the concentration increases.
- The sensitivity of the carbon monoxide detection is high.
- There are four screw holes for easy positioning.
- The service life is long and the stability is reliable.
- The response and recovery characteristics are fast.
specification:
| 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 |
Package Includes
- 1 x MQ-7 CO Carbon Monoxide Coal Gas Sensor Module.
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