{"product_id":"mq-4-methane-natural-gas-sensor-module-shield-liquefied-electronic-detector-module-for-arduino","title":"MQ-4 Methane Natural Gas Sensor Module Shield Liquefied Electronic Detector Module For Arduino","description":"\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eSpecification:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e- The gas sensing material used in the MQ-4 gas sensor is tin dioxide (SnO2) with low conductivity in clean air.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e- When there is a flammable gas in the environment where the sensor is located, the conductivity of the sensor increases as the concentration of flammable gas in the air increases.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e- A simple circuit can be used to convert the change in conductivity into an output signal corresponding to the gas concentration.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e- The MQ-4 gas sensor has high sensitivity to butane, propane and methane, and has a good balance between methane and propane.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e- This sensor detects a wide range of flammable gases, especially natural gas, and is a low cost sensor for a variety of applications.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e- Suitable for monitoring equipment for liquefied gases, natural gas and gas in the home or industry. Excellent resistance to ethanol and smoke.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eFeatures:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e1. It adopts high quality double panel design with power indication and TTL signal output indication;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e2. It has DO switch signal (TTL) output and AO analog signal output;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e3. The TTL output valid signal is low. (When the output is low, the signal light is on, it can be directly connected to the MCU or relay module)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e4. The voltage of the analog output, the higher the concentration, the higher the voltage.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e5. It has good sensitivity to gas and natural gas detection.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e6.  there are four screw holes for easy positioning;\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e7.  product dimensions: 32 (L) * 20 (W) * 22 (H)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e8. has a long service life and reliable stability\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003e9.  fast response recovery characteristics\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eElectrical Performance:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\n\u003cbr\u003e\u003cdiv\u003eDection of gas: Natural gas\/Methane\u003c\/div\u003e\n\u003cdiv\u003eDection of Concentration:300-10000ppm \u003c\/div\u003e\n\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eInput voltage: DC5V\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003ePower consumption (current): 150mA\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eDO output: TTL digital quantities 0 and 1 (0.1 and 5V)\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eAO output: 0.1-0.3V (relatively non-polluting), the highest concentration voltage is about 4V\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eUsing the chip: AT89S52\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eCrystal: 11.0592MHZ\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eBaud rate: 9600\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eCompilation environment: Keil\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003eSpecial Reminder:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:14px;\"\u003eAfter the sensor is energized, it needs to be preheated for about 20S, and the measured data is stable. The heating of the sensor is a normal phenomenon, because there is a heating wire inside, if it is hot, it is not normal.\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\u003cspan style=\"font-size:16px;\"\u003e\u003cstrong\u003ePackage Included:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/div\u003e\u003cdiv\u003e \u003c\/div\u003e\u003cdiv\u003e\n\u003cspan style=\"font-size:14px;\"\u003e1 x MQ-4 Gas Sensor Module\u003c\/span\u003e\u003cbr\u003e\u003cbr\u003e\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cstrong\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003eIf you want another model, you can click on the ID\u003c\/span\u003e\u003c\/strong\u003e\u003cbr\u003e \u003c\/div\u003e\n\u003ctable border=\"1\" cellspacing=\"0\" style=\"width: 568px;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 189px;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003eGas Detection\u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003eItem ID\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 189px;\"\u003eMQ2\u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003eflammable gas\/smoke\u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003e\u003ca href=\"https:\/\/www.banggood.com\/MQ2-Smoke-Gas-LPG-Butane-Gas-Sensor-Tester-For-Arduino-p-1144079.html\"\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003e1144079\u003c\/span\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 189px;\"\u003e MQ3      \u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003ealcohol steam\u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003e\u003ca href=\"https:\/\/www.banggood.com\/MQ-3-Alcohol-Ethanol-Sensor-Breath-Gas-Detection-Sensor-Module-For-Arduino-p-1414301.html\"\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003e1414301\u003c\/span\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 189px;\"\u003eMQ4\u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003eNatural gas\/Methane\u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003e\u003ca href=\"https:\/\/www.banggood.com\/MQ-4-Methane-Natural-Gas-Sensor-Module-Shield-Liquefied-Electronic-Detector-Module-For-arduino-p-1377624.html\"\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003e1377624\u003c\/span\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 189px;\"\u003eMQ5      \u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003eLiquefied gas\/Methane\/Coal gas \/LPG\u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003e\u003ca href=\"https:\/\/www.banggood.com\/MQ-5-Liquefied-GasMethaneCoal-GasLPG-Gas-Sensor-Module-Shield-Liquefied-Electronic-Detector-Modul-p-1378464.html\"\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003e1378464\u003c\/span\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 189px;\"\u003eMQ6       \u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003eLiquefied gas\/Isobutane\/Propane\/LPG\u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003e\u003ca href=\"https:\/\/www.banggood.com\/MQ-6-Liquefied-Gas-Isobutane-Propane-LPG-Gas-Sensor-Module-Shield-Liquefied-Electronic-Detector-Modu-p-1378477.html\"\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003e1378477\u003c\/span\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 189px;\"\u003eMQ7    \u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003eCarbon monoxide\u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003e\u003ca href=\"https:\/\/www.banggood.com\/MQ-7-MQ7-CO-Carbon-Monoxide-Gas-Sensor-Module-For-Arduino-Compatible-p-915474.html\"\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003e915474\u003c\/span\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 189px;\"\u003eMQ8       \u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003ehydrogen\u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003e\u003ca href=\"https:\/\/www.banggood.com\/MQ-8-H2-Gas-Sensor-Module-Shield-Liquefied-Electronic-Detector-Module-For-Arduino-p-1378425.html\"\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003e1378425\u003c\/span\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 189px;\"\u003eMQ9        \u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003eCarbon monoxide flammable gas\u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003e\u003ca href=\"https:\/\/www.banggood.com\/MQ-9-Carbon-Monoxide-Flammable-CO-Gas-Sensor-Module-Shield-Liquefied-Electronic-Detector-Module-For-p-1378463.html\"\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003e1378463\u003c\/span\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 189px;\"\u003eMQ131\u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003eOzone Concentration\u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003e\u003ca href=\"https:\/\/www.banggood.com\/CJMCU-131-MQ131-Ozone-Concentration-Sensor-High-And-Low-Concentration-p-1183257.html\"\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003e1183257\u003c\/span\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 189px;\"\u003eMQ135  \u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003eAmmonia\/sulfide\/benzene vapor\u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003e\u003ca href=\"https:\/\/www.banggood.com\/MQ-135-Ammonia-Sulfide-Benzene-Vapor-Gas-Sensor-Module-Shield-Liquefied-Electronic-Detector-Module-F-p-1378465.html\"\u003e\u003cspan style=\"color: rgb(255, 0, 0);\"\u003e1378465\u003c\/span\u003e\u003c\/a\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 189px;\"\u003eA set of MQ\u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003e \u003c\/td\u003e\n\u003ctd style=\"width: 189px;\"\u003e\n\u003cspan style=\"color: rgb(255, 0, 0);\"\u003e\u003ca href=\"https:\/\/www.banggood.com\/9Pcs-MQ2-MQ-3-MQ-4-MQ-5-MQ-6-MQ-7-MQ-8-MQ-9-MQ-135-Sensor-Module-For-Arduino-p-1005800.html\"\u003e1005800\u003c\/a\u003e\u003c\/span\u003e\u003cbr\u003e \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" class=\"MQ-5 Gas Sensor Module\" src=\"https:\/\/img.staticbg.com\/images\/oaupload\/banggood\/images\/8F\/F5\/a6da7178-aace-456e-810b-22e2ffacef7e.JPG\" title=\"MQ-5 Gas Sensor Module\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/img.staticbg.com\/images\/oaupload\/banggood\/images\/1A\/F9\/1fd59836-5a8d-497c-90a2-cf9b46372adf.JPG\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/img.staticbg.com\/images\/oaupload\/banggood\/images\/42\/B0\/41d7fe76-81d9-4206-b1f3-0f5a4647f737.JPG\"\u003e\u003cbr\u003e\u003cbr\u003e\u003cimg alt=\"\" src=\"https:\/\/img.staticbg.com\/images\/oaupload\/banggood\/images\/0B\/37\/5774adee-d8cf-4cfe-a383-8ad476cd6a08.JPG\"\u003e","brand":"Shopify","offers":[{"title":"Default Title","offer_id":14594244444204,"sku":"1377624","price":180.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/2787\/9162\/products\/84c2c684-7f7f-427e-b7e0-3d7db3d14d0b_16680ae5-11fb-4561-8575-c415e00df4d7.jpg?v=1582109888","url":"https:\/\/electronic-pro-south-africa.myshopify.com\/products\/mq-4-methane-natural-gas-sensor-module-shield-liquefied-electronic-detector-module-for-arduino","provider":"Electronic Pro ","version":"1.0","type":"link"}