{"product_id":"10pcs-mq-4-methane-natural-gas-sensor-module-shield-liquefied-electronic-detector-module_1385097","title":"10pcs MQ-4 Methane Natural Gas Sensor Module Shield Liquefied Electronic Detector Module","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\u003cspan style=\"font-size: 14px;\"\u003e10 x MQ-4 Gas Sensor Module\u003c\/span\u003e\u003c\/div\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e\u003cbr\u003e","brand":"Banggood","offers":[{"title":"Default Title","offer_id":31963054473354,"sku":"U2I-BG-1385097","price":5056.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0300\/1588\/1354\/products\/43c88805-9864-481d-8d8c-087c416a3c6b.jpg?v=1580138474","url":"https:\/\/shop2india.com\/products\/10pcs-mq-4-methane-natural-gas-sensor-module-shield-liquefied-electronic-detector-module_1385097","provider":"SHOP2INDIA GATEWAY","version":"1.0","type":"link"}