{"product_id":"speed-measuring-sensor-counter-motor-tester-coupler-module","title":"Speed Measuring Sensor Counter Motor Tester Coupler Module","description":"\u003cstrong\u003eApplication:\u003c\/strong\u003e  \u003cbr\u003e   \u003cbr\u003e Widely used in motor speed detection, pulse count, the position limit, etc.  \u003cbr\u003e ?  \u003cbr\u003e   \u003cstrong\u003eFeature:\u003c\/strong\u003e  \u003cbr\u003e ?  \u003cbr\u003e Using imported optical coupling sensor, width 5mm.  \u003cbr\u003e It have the output state light, if output high level, the lights are off. if output low level ,it on.  \u003cbr\u003e If it covered,it will output high level;otherwise it output low level.  \u003cbr\u003e Good signal and waveform, with strong driving ability for more than 15mA.  \u003cbr\u003e The working voltage of 3.3V to 5V.  \u003cbr\u003e Output: digital switch output (0 and 1).  \u003cbr\u003e Equipped with a fixed bolt hole, easily install.  \u003cbr\u003e Small board PCB size: 3.2 cm x 1.4 cm.  \u003cbr\u003e Use the LM393 wide voltage comparer.  \u003cbr\u003e   \u003cstrong\u003e?\u003cbr\u003e Specification:\u003c\/strong\u003e  \u003cbr\u003e ?  \u003cbr\u003e The DO output interface can be directly connected to a micro-controller IO port, if there is a block detection sensor, such as the speed of the motor encoder can detect.  \u003cbr\u003e DO modules can be connected to the relay, limit switch, and other functions, it can also with the active buzzer module, compose alarm.  \u003cbr\u003e ?  \u003cbr\u003e   \u003cstrong\u003eWiring specification:\u003c\/strong\u003e  \u003cbr\u003e   \u003cbr\u003e VCC Connect the positive 3.3 5 V power supply  \u003cbr\u003e GND Connect power negative  \u003cbr\u003e DO TTL switch signal output  \u003cbr\u003e AO This module does not work  \u003cbr\u003e   \u003cbr\u003e   \u003cstrong\u003ePackage included:\u003c\/strong\u003e  \u003cbr\u003e   \u003cbr\u003e 1 x Speed Measuring Sensor Module       \u003cbr\u003e    \u003cbr\u003e    \u003cbr\u003e      \u003cbr\u003e     \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/upload\/2014\/09\/sku165319-1.jpg\"\u003e,   \u003cimg src=\"https:\/\/imgaz.staticbg.com\/images\/upload\/2014\/09\/sku165319-5.jpg\"\u003e   \u003cbr\u003e","brand":"ZHIQIAN","offers":[{"title":"Default Title","offer_id":43930681049283,"sku":"ZHIQIAN-036823","price":356.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0661\/4355\/1683\/files\/sku165319-1.jpg?v=1725803978","url":"https:\/\/wrsss.com\/products\/speed-measuring-sensor-counter-motor-tester-coupler-module","provider":"Wrsss","version":"1.0","type":"link"}