Serial.println("Gas sensor warming up! 气体传感器预热"); delay(20000); // allow the MQ-6 to warm up } void loop() { sensorValue = analogRead(MQ2pin); // read analog input pin 0 Serial.print("Sensor Value: "); Serial.print(sensorValue); if(sensorValue < 300) //阈值 根据实际情况...
Learn how MQ2 gas sensor works, how to connect MQ2 gas sensor to Arduino, how to program Arduino step by step. The detail instruction, code, wiring diagram, video tutorial, line-by-line code explanation are provided to help you quickly get started with A
The Grove - Gas Sensor(MQ2) module for Arduino is useful for gas leakage detecting(in home and industry). It can detect LPG, i-butane, methane, alcohol, Hydrogen, smoke and so on.
Name:gas sensor;MATERIAL:FR4;Operating Temperature:40~85;Power supply:3.0V~5.5V;Model:mq-2 3 4 5 6 7 8 135;Color:Black;Brand:keyestudio;Certificate:CE;Interface Type:Analog;Warranty:12 Months;Place of Origin:CN;GUA;Series:Gas sensor Alcohol Sensor;Featur
1PCS MQ Gas Sensor Carrier Board MQ3 MQ2 MQ4 MQ5 MQ7 MQ9 MQ6 MQ8 MQ135 For Arduino Ship to Canada AliExpress commitment Shipping: US $1.35 Delivery: Jan 09 - 24 ,item ships within 9 days Security & Privacy Safe payments: We do not share your personal details with any third partie...
Reduce the ESP32 Power Consumption in 3 Simple Steps MQ2 Gas Sensor Tutorial for Arduino, ESP8266 and ESP32 Fire Sensor Tutorial for Arduino, ESP8266 and ESP32 SD Card Tutorial for Arduino, ESP8266 and ESP32 I2S Sound Tutorial for ESP32 8...
MQ2 gas/smoke sensor [$2] Photo resistor [$2] GPS module [$14] current transformer [$7] Magnetometer [$2] Servo motor [$3] Male-Female Dupont cables [$4] 22 gauge hook-up wire Once you get the parts, you're pretty much ready to start building. The only mandatory soldering step ...
Grove - Soil Moisture Sensor -+ $2.64 Grove - Gas Sensor(MQ2) - Arduino Compatible -+ $7.60 Grove - Temperature & Humidity Sensor (DHT11) -+ $5.00 PRODUCT DETAILS Description The kit can provide the components needed to implement a greenhouse monitoring system. Including an Arduino Nano deve...
This is the MQ2 GAS Sensor Addon based on modules with a MQ: Expand All @@ -11,12 +11,12 @@ Connection Scheme: --- MQ-2 ---> Arduino Uno ---> ESP8266 MQ-2 ---> ESP8266 === Vcc ---> 3.3V or 5V---> 3.3V or 5V GND ---> GND ---> GND A0 ---...
- Gas sensors MQ series MQ2 - MQ7, MQ135 - SW520D tilt sensor - YL69 soil moisture sensor. App Privacy The developer,ALG Software Lab, indicated that the app’s privacy practices may include handling of data as described below. For more information, see thedeveloper’s privacy policy. ...