{"product_id":"ir-break-beam-sensor-counting-module-3mm-npn-dc5-24v-arduino","title":"IR Break Beam Sensor Counting Module — 3mm LED, NPN Output, DC 5–24V, Arduino (1 Pair)","description":"\u003ch2\u003eIR Break Beam Sensor Counting Module — 3mm LED, NPN Output, DC 5–24V (1 Pair)\u003c\/h2\u003e\n\n\u003cp\u003eThis \u003cstrong\u003einfrared break beam sensor pair\u003c\/strong\u003e consists of an IR LED emitter and a photoelectric receiver — when an object passes between them and breaks the invisible IR beam, the receiver output changes state. With a 2ms response time and detection range up to 100cm, it's ideal for object counting, conveyor position detection, and security beam applications. NPN output with switchable normally-open\/normally-closed modes for flexible integration.\u003c\/p\u003e\n\n\u003ch3\u003eElectrical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLED Size:\u003c\/strong\u003e 3mm infrared LED (emitter)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e DC 5V – 24V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Type:\u003c\/strong\u003e NPN (open collector)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Modes:\u003c\/strong\u003e Normally Open (NO) or Normally Closed (NC) — switchable\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDetection Distance:\u003c\/strong\u003e 1 – 100cm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWavelength:\u003c\/strong\u003e 950nm (infrared)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eResponse Time:\u003c\/strong\u003e 2ms\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Current:\u003c\/strong\u003e 20mA max\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e Up to 50°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModule Size:\u003c\/strong\u003e 10 × 20mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow Break Beam Sensors Work\u003c\/h3\u003e\n\u003cp\u003eThe emitter continuously transmits an infrared beam. The receiver detects the beam and holds its output in the default state (NO or NC). When an object passes between emitter and receiver and breaks the beam, the receiver output switches state — triggering a count, alarm, or control action.\u003c\/p\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eObject counting:\u003c\/strong\u003e Count items on a conveyor or production line\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGaming machines:\u003c\/strong\u003e Coin or token detection in arcade machines\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSecurity beam:\u003c\/strong\u003e Perimeter intrusion detection\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntelligent cabinets:\u003c\/strong\u003e Detect door open\/close or item removal\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e3D printer filament sensor:\u003c\/strong\u003e Detect filament runout\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRelay control trigger:\u003c\/strong\u003e Beam-break activated relay switching\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eIR break beam sensor pair — 3mm LED, NPN NO\/NC output, 2ms response, 1–100cm range for Arduino object counting, conveyor detection, and security applications.\u003c\/p\u003e","brand":"Keszoox","offers":[{"title":"30CM \/ China Mainland","offer_id":47798480306411,"sku":"14:365458#30CM;200007763:201336100","price":65.36,"currency_code":"USD","in_stock":true},{"title":"100CM \/ China Mainland","offer_id":47798480339179,"sku":"14:350852#100CM;200007763:201336100","price":80.6,"currency_code":"USD","in_stock":true},{"title":"50CM \/ China Mainland","offer_id":47798480371947,"sku":"14:350850#50CM;200007763:201336100","price":75.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0677\/1005\/8731\/files\/Sa4d5d54214c74142a00e8555f9ecfae3k.webp?v=1770565288","url":"https:\/\/keszoox.com\/products\/ir-break-beam-sensor-counting-module-3mm-npn-dc5-24v-arduino","provider":"Keszoox","version":"1.0","type":"link"}