MQ9 Module Gas Sensor in Pakistan mzprettiwrinklez angie harmon nude MzBrookelynne

MQ9 Module Gas Sensor Carbon Monoxide, Methane and LPG Gas Sensor Module can be use to sense Carbon Monoxide and Metahane gas. Sensitive material of MQ-9 gas sensor is SnO2, which with lower conductivity in clean air. It make detection by method of cycle high and low temperature, and detect CO when low temperature (heated by 1.5V). The sensor’s conductivity is more higher along with the gas concentration rising. When high temperature (heated by 5.0V), it detects Methane, Propane etc. combustible gas and cleans the other gases adsorbed under low temperature.

The MQ-9 Analog Gas Sensor has high sensitity to Carbon Monoxide, Methane and LPG. The sensor can be used to detect different gases containing MQ-9 gas sensor is SnO2, which has a lower conductivity in clean air. It makes detection by cycling high and low temperature, and detects CO when low temperature (heated by 1.5V). The sensor’s conductivity is higher along with the gas concentration rising. When temperature rises (heated by 5.0V), it detects Methane, Propane, combustible gas, etc  and cleans the other gases as it adsorbed under low temperature. MQ-9 usually pplied in domestic gas leakage detector, industrial gas detector, portable gas detector, etc.

DataSheet:

Wire connections :

• VCC – positive pole (5V)
• GND – negative pole
• DO – TTL switch signal output
• AO – analog signal output

Applications :

• Domestic gas leakage detector
• Industrial gas detector
• Portable gas detector

Specifications and Features :

• Good sensitivity to CO/Combustible gas
• High sensitivity to Methane, Propane and CO
• Long life and low cost
• Simple drive circuit
• Input voltage: DC 5±0.2V
• Power: 150mA
• DO output: TTL digital 0 and 1 (0.1 and 5V)
• AO output: 0.1-0.3V (relatively clean), the highest concentration voltage is about 4V.
• Dimensions: 32 x 20 x 22 mm (LxWxH)
• Weight: 5 gm.

Wire connecting method:
VCC – positive pole (5V)
GND – negative pole
DO – TTL switch signal output
AO – analog signal output

Package includes:

• 1xMQ9 Carbon Monoxide, Methane and LPG Gas Sensor Module

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