GAS Sensor MQ 2
SensorsIn Stock

GAS Sensor MQ 2

12015020% OFF

Component Technical Specifications

The MQ-Series Gas Sensor modules (MQ-2) are essential for detecting smoke, LPG, CO, and air quality. These sensors use a SnO2 sensitive layer that changes resistance when exposed to specific gases. Compatible with Arduino and ESP32, they provide both analog and digital outputs for precision monitoring.

Technical Specifications

Operating Voltage5V DC
Output TypeDual Output (Analog for concentration levels, Digital for threshold alerts)
On-board FeaturesIntegrated potentiometer for sensitivity adjustment and power/status LEDs.
Preheat TimeRequires a 24–48 hour initial "burn-in" and ~60 seconds per use for stable readings.
Detection RangeVaries by model (e.g., MQ-2 detects 300–10,000 ppm of combustible gas).

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