Overview
- The MQ-2 gas sensor is sensitive to LPG, i-butane, propane, methane, alcohol, Hydrogen and smoke.
- It could be used in gas leakage detecting equipments in family and industry.
- The resistance of the sensitive component changes as the concentration of the target gas changes.
Features
- Continuous Analog output
- 3-pin interlock connector
- Low cost and compact size
Standard Working Condition
| Symbol | Parameter Name | Technical Condition | |
| VC | Circuit voltage | 5V±0.1 | |
| VH | Heating voltage | 5V±0.1 | |
| RL | Load resistance | adjustable | |
| RH | Heater resistance | 33Kohm±5% | |
| PH | Heating consumption | Less than 800mW |
Environment Condition
| Symbol | Parameter Name | Technical Condition | |
| TO | Operating Temp. | -20°C-50°C | |
| TS | Storage Temp. | -20°C-70°C | |
| RH | Relative Humidity | <95% | |
| O2 | Oxygen Concentration | 21%(standard condition) Oxygen concentration can affect sensitivity |
Resources
Demo Output
Demo output as the sensor approaches a lit cigarette
Reviews
There are no reviews yet.