Sensor
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MQ-2 Smoke Detection Sensor
- Operating Voltage is +5 V
- Can be used to Measure or detect LPG, Alcohol, Propane, Hydrogen, CO and even Methane
- Preheat duration 20 seconds
- Can be used as a Digital or Analog sensor
- The Sensitivity of Digital pin can be varied using the potentiometer
₹199.00
MQ-2 gas Sensor can detect gas concentrations anywhere from 200 to 10000 ppm. MQ-2 sensor is very sensitive to Propane, Hydrogen, Methane and LPG. The MQ-2 series of gas sensors use a small heater inside with an electro-chemical sensor. They are sensitive for a range of gasses and are used indoors at room temperature.
Technical Specifications
- Operating Voltage: +5V
- Response Time: <10s
- Recovery time: <30s
- Analog output voltage: 0V to 5V
- Digital output voltage: 0V or 5V (TTL Logic)
- Concentration: 300-10000 ppm(Combustible gas)
- Heating Current: <181mA
- Heating Power: <900mW
- Ambient Temperature: -20°C to +55°C
Related products
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Sensor
MQ-4 Methane Natural Gas Sensor
- Good sensitivity to Combustible gas in wide range
- High sensitivity to CH4, Natural gas
- Small sensitivity to alcohol, smoke
- Oxygen concentration: 21%(standard condition)
- Wide detection range
- Port explanation : DO for digital output, AO for analog output
SKU: STEM18072 -
Sensor
LDR Module
- Can detect ambient brightness and light intensity
- Adjustable Range Using Preset (Using Potentiometer on Board)
- With fixed bolt hole for easy installation
- Power indicator (red) and the digital switch output indicator (green)
- It can Work in Both Day & Night Condition Which can Adopt by Pressing the Switch on it
- Using LM393 comparator chip
SKU: STEM18029
