{"type":"product","schema_version":"1.0","item_id":"100949837998","canonical_url":"https://tw.bid.yahoo.com/item/100949837998","title":"►288◄PM2.5感測器 粉塵感測器 灰塵感測器 GP2Y1014AU0F 日本夏普 替代 GP2Y1010AU0F","subtitle":null,"condition":"全新品","currency":"TWD","observed_at":"2026-05-01T04:20:57.408Z","current_price":150,"original_price":null,"stock_status":"in_stock","available_quantity":982,"sold_quantity":17,"seller":{"id":"Y2849097376","name":"宇倉電子-全館(已含稅)開發票","positive_rate":null,"rating_count":null},"images":[{"url":"https://img.yec.tw/ob/image/9036a037-0171-40d4-858d-1ceb8120224f.jpg","role":"main","alt":"商品主圖","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/35ced4a2-f0b8-493e-8c8a-381412013228.jpg","role":"detail","alt":"商品圖片 2","width":null,"height":null},{"url":"https://img.yec.tw/ob/image/0ee83041-8283-4f69-a185-0ce9abfe0dba.jpg","role":"detail","alt":"商品圖片 3","width":null,"height":null}],"description":"檢測原理\n\n其原理如下圖，感測器中心有個洞可以讓空氣自由流過，定向發射LED光，通過檢測經過空氣中灰塵折射過後的光線來判斷灰塵的含量。\n\n \n\n使用測試代碼:\n\n \n\nint dustPin=0;\n\n \n\nfloat dustVal=0;\n\n \n\nint ledPower=2;\n\nint delayTime=280;\n\nint delayTime2=40;\n\nfloat offTime=9680;\n\nvoid setup(){\n\nSerial.begin(9600);\n\npinMode(ledPower,OUTPUT);\n\npinMode(dustPin, INPUT);\n\n}\n\n \n\nvoid loop(){\n\n// ledPower is any digital pin on the arduino connected to Pin 3 on the sensor\n\ndigitalWrite(ledPower,LOW);\n\ndelayMicroseconds(delayTime);\n\ndustVal=analogRead(dustPin);\n\ndelayMicroseconds(delayTime2);\n\ndigitalWrite(ledPower,HIGH);\n\ndelayMicroseconds(offTime);\n\n \n\ndelay(1000);\n\nif (dustVal>36.455)\n\nSerial.println((float(dustVal/1024)-0.0356)*120000*0.035);\n\n}\n\n \n\n \n\n \n\n測試得到的資料和空氣品質對照：\n\n3000 + = 很差\n\n1050-3000 = 差\n\n300-1050 = 一般\n\n150-300 = 好\n\n75-150 = 很好\n\n0-75 = 非常好\n\n  \n\n \n\n靈敏度電流 - DC 正向 (If)電壓 - 輸出電壓 - 電源安裝類型工作溫度\n\n \n\n0.5V/（0.1mg/m3）\n\n10mA\n\n3.4V\n\n4.5 V ~ 5.5 V\n\n底座安裝\n\n-10°C ~ 65°C\n\n \n\n \n\n \n\n該傳感器具有非常低的電流消耗（最大20mA，11毫安培典型值），最高7VDC供電。\n\n \n\n感測器的輸出是一個類比電壓成正比的測量粉塵密度，具有0.5V/0.1mg/m3的靈敏度。\n\n \n\nSensor Pin          Arduino Pin\n\n1     Vled      –> 5V(150歐電阻)\n\n2     LED-GND   –> GND\n\n3     LED      –> Digital pin 2\n\n4     S-GND  –> GND\n\n5     Vo  –> Analog pin 0\n\n6     Vcc –> 5V\n\n \n\nThe LED pin has to be modulated with a cycle of 1ms as discussed in the datasheet.\n\nThe LED seems to use a PNP transistor so to power on, the LED pin must actually recieve a lower voltage.\n\n \n\nArduino 原始程式碼\n\n \n\nint dustPin=0;\n\nint dustVal=0;\n\n \n\nint ledPower=2;\n\nint delayTime=280;\n\nint delayTime2=40;\n\nfloat offTime=9680;\n\nvoid setup(){\n\nSerial.begin(9600);\n\npinMode(ledPower,OUTPUT);\n\npinMode(4, OUTPUT);\n\n}\n\n \n\nvoid loop(){\n\n// ledPower is any digital pin on the arduino connected to Pin 3 on the sensor\n\ndigitalWrite(ledPower,LOW); // power on the LED\n\ndelayMicroseconds(delayTime);\n\ndustVal=analogRead(dustPin); // read the dust value via pin 5 on the sensor\n\ndelayMicroseconds(delayTime2);\n\ndigitalWrite(ledPower,HIGH); // turn the LED off\n\ndelayMicroseconds(offTime);\n\n \n\ndelay(3000);\n\nSerial.println(dus...","shipping_methods":[{"name":"郵局掛號","fee":0,"currency":"TWD"},{"name":"7-ELEVEN取貨付款","fee":0,"currency":"TWD"},{"name":"萊爾富取貨付款","fee":0,"currency":"TWD"}],"lowest_shipping_fee":null,"payment_methods":["ATM轉帳","信用卡一次付清","萊爾富取貨付款","7-ELEVEN取貨付款"],"category_id":"2092073513","category_name":"其他耗材","breadcrumb":[{"id":"23336","name":"電腦、平板與周邊","url":"/tw/%E9%9B%BB%E8%85%A6%E3%80%81%E5%B9%B3%E6%9D%BF%E8%88%87%E5%91%A8%E9%82%8A-23336-category.html"},{"id":"2092072621","name":"耗材與線材","url":"/tw/%E8%80%97%E6%9D%90%E8%88%87%E7%B7%9A%E6%9D%90-2092072621-category.html"},{"id":"2092073513","name":"其他耗材","url":"/tw/%E5%85%B6%E4%BB%96%E8%80%97%E6%9D%90-2092073513-category.html"}],"view_count":0,"watch_count":0}