Gas Sensor module
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MQ-3 Alcohol Gas Sensor Module
Quick Overview
- Power Requirements: 5VDC @ ~165mA (heater on) / ~60mA (heater off)
- Current Consumption: 150mA
- Digital Output (DO): 0.1V and 5V
- Analog Output (AO): 0.1V – 0.3V (relative to pollution), maximum concentration voltage of about 4V
- Detecting Concentration: 0.05 – 10mg/L Alcohol
SKU: n/a -
Uncategorized
MQ-4 High Sensitivity Gas Methane (CNG) Detector Sensor Module
Quick Overview
- Detecting range: 300~10000ppm
- Signal output indicator.
- Dual Signal output (analog output and TTL output).
- The TTL output signal is low level, allows us to connect with SCM directly.
- Analog output 0~5V voltage.
- Quick response and recovery.
SKU: n/a -
Uncategorized
MQ-7 CO Carbon Monoxide Coal Gas Sensor Module
Quick Overview
- 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.
SKU: n/a -
