{"product_id":"grove-gas-sensor-mq9","title":"Grove - Gas Sensor (MQ9)","description":"\u003cp style=\"text-align: justify;\"\u003e\u003cspan\u003eIt can detect combustible Carbon Monoxide, Coal Gas and Liquefied Gas\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003cspan\u003e The sensitivity can be adjusted by the potentiometer.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003ch4\u003e\u003cspan\u003eHardware Overview\u003c\/span\u003e\u003c\/h4\u003e\n\n\u003cp style=\"text-align: justify;\"\u003eThis is an Analog output sensor. It needs to be connected to any one Analog socket in \u003ca data-tabindex-counter=\"2\" data-tabindex-value=\"none\" href=\"http:\/\/wiki.seeed.cc\/Base_Shield_V2\" tabindex=\"-1\"\u003eGrove Base Shield\u003c\/a\u003e. It is possible to connect the Grove module to Arduino directly by using jumper wires. When doing so, please refer to the connection table below:\u003c\/p\u003e\n\n\u003ctable\u003e\n\t\u003ccolgroup\u003e\n\t\t\u003ccol style=\"text-align: justify;\"\u003e\n\t\t\u003ccol style=\"text-align: justify;\"\u003e\n\t\u003c\/colgroup\u003e\n\t\u003ctbody\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp style=\"text-align: justify;\"\u003e\u003cspan\u003eArduino\u003c\/span\u003e\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp style=\"text-align: justify;\"\u003e\u003cspan\u003eGas Sensor\u003c\/span\u003e\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp style=\"text-align: justify;\"\u003e\u003cspan\u003e5V\u003c\/span\u003e\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp style=\"text-align: justify;\"\u003e\u003cspan\u003eVCC\u003c\/span\u003e\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp style=\"text-align: justify;\"\u003e\u003cspan\u003eGND\u003c\/span\u003e\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp style=\"text-align: justify;\"\u003e\u003cspan\u003eGND\u003c\/span\u003e\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp style=\"text-align: justify;\"\u003e\u003cspan\u003eNC\u003c\/span\u003e\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp style=\"text-align: justify;\"\u003e\u003cspan\u003eNC\u003c\/span\u003e\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\t\u003ctr\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp style=\"text-align: justify;\"\u003e\u003cspan\u003eAnalog A0\u003c\/span\u003e\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\t\u003ctd\u003e\n\t\t\t\u003cp style=\"text-align: justify;\"\u003e\u003cspan\u003eSIG\u003c\/span\u003e\u003c\/p\u003e\n\t\t\t\u003c\/td\u003e\n\t\t\u003c\/tr\u003e\n\t\u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cp style=\"text-align: justify;\"\u003e\u003cspan\u003eThe output voltage from the Gas sensor increases when the concentration of gas. Sensitivity can be adjusted by rotating the potentiometer. \u003c\/span\u003e\u003cbr\u003e\n\u003cspan\u003ePlease note that the best preheat time for the sensor is 24 hours and above\u003c\/span\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp style=\"text-align: justify;\"\u003e\u003cspan\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e \u003c\/span\u003eHot-swapping the grove may lead to IC burnout, please turn off the power of main board before swapping grove.\u003c\/p\u003e\n","brand":"Grove (Seeed Studio)","offers":[{"title":"Default Title","offer_id":52450207564108,"sku":"C000149","price":10.5,"currency_code":"EUR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0529\/4191\/4282\/files\/101020045_1_1_58d92fa0-4f4d-4539-afd3-7240d3d76b99.jpg?v=1774608748","url":"https:\/\/store.oniudra.cc\/de\/products\/grove-gas-sensor-mq9","provider":"EU Test Store","version":"1.0","type":"link"}