PulsEvo MQ Series 9 Different Gas Sensor Kit

The PulsEvo MQ Series 9 Different Gas Sensor Kit is a comprehensive collection of nine gas sensors designed to detect various gases and volatile organic compounds (VOCs). This kit offers a versatile solution for a wide range of applications, from environmental monitoring to industrial process control.

Key Features:

• 9 Different Gas Sensors: Includes sensors for detecting various gases, such as methane, propane, butane, ethanol, alcohol, benzene, toluene, xylene, and ammonia.
• High Sensitivity: Each sensor is highly sensitive to its target gas, ensuring accurate detection.
• Wide Measurement Range: The sensors can detect a wide range of gas concentrations, making them suitable for various applications.
• Analog Output: The sensors provide an analog voltage output proportional to the concentration of the detected gas.
• Temperature Compensation: The sensors automatically compensate for temperature variations to ensure accurate measurements.
• Compact Size: The sensors are small and lightweight, making them easy to integrate into different projects.

Applications:

• Air Quality Monitoring: Monitors air quality in indoor and outdoor environments.
• Gas Leak Detection: Detects leaks of various gases, including natural gas and propane.
• Industrial Process Control: Regulates gas concentrations in industrial processes.
• Scientific Research: Studies gas emissions and concentrations.
• Environmental Monitoring: Monitors air pollution and environmental contaminants.

DATA SHEET AND USECASE

Included Sensors and Their Target Gases:

• Model No. - MQ-9
• Sensor Type - Semiconductor
• Standard Encapsulation - Bakelite
• Detection Gas - CO and combustible gas
• Concentration - 10-1000ppm CO 100-10000ppm combustible gas

Circuit :

• Loop Voltage (Vc) - ≤10V DC
• Heater Voltage (VH)  - 5.0V±0.2V ACorDC（High） 1.5V±0.1V ACorDC（Low）
• Heater Time (TL) - 60±1S（High）90±1S（Low）
• Load Resistance (RL) - Adjustable

Character:

• Heater Resistance (RH) - 31Ω±3Ω（Room Tem.）
• Heater consumption (PH) - ≤350mW
• Sensing Resistance (Rs) - 2KΩ-20KΩ(in 100ppm CO )
• Sensitivity (S) - Rs(in air)/Rs(100ppm CO)≥5
• Character Slope (α) -  ≤0.6(R300ppm/R100ppm CO)
• Tem. Humidity - 20℃±2℃; 65%±5%RH
• Standard test circuit - Vc:5.0V±0.1V; VH（High）: 5.0V±0.1V； VH（Low）: 1.5V±0.1V Condition