{"product_id":"h21a1-slotted-optical-interrupter-sensor","title":"H21A1 Slotted Optical Interrupter Sensor","description":"\u003cp\u003e\u003cspan\u003eThe H21A1 optical sensor is designed to detect the presence or absence of an object by emitting infrared light and measuring the reflection or interruption of that light. It operates based on the principle of light reflection and absorption.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 class=\"sing--sub-heading\"\u003e\u003cspan\u003eFeatures:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eCompact Design:\u003c\/strong\u003e The H21A1 integrates both the infrared emitter and phototransistor in a single housing, making it compact and easy to use in various applications.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eInfrared Emitter:\u003c\/strong\u003e The sensor includes an infrared emitting diode (IRED) that emits infrared light in the near-infrared spectrum.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePhototransistor:\u003c\/strong\u003e It also features a phototransistor that detects the infrared light reflected from surfaces or objects.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eAnalog Output: \u003c\/strong\u003eThe sensor provides an analog output signal based on the intensity of the reflected or interrupted light, allowing for continuous monitoring or detection.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSensitivity Adjustment:\u003c\/strong\u003e Some variants of the H21A1 may feature sensitivity adjustment options, allowing users to optimize detection parameters.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eLow Power Consumption:\u003c\/strong\u003e The sensor typically operates at low power, making it suitable for battery-powered devices and applications.\u003c\/span\u003e\u003c\/p\u003e\n\u003ch2 class=\"sing--sub-heading\"\u003e\u003cspan\u003eApplications:\u003c\/span\u003e\u003c\/h2\u003e\n\u003cp\u003e\u003cspan\u003e\u003cstrong\u003eObject Detection:\u003c\/strong\u003e The H21A1 is commonly used for object detection and proximity sensing in various automated systems and devices.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eReflective Opto-Sensing:\u003c\/strong\u003e It can be employed in reflective opto-sensing applications, such as detecting the presence of reflective tapes or markers.\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eEncoder Systems:\u003c\/strong\u003e Used in encoder systems for position and motion detection by sensing interruptions or changes in the infrared light path.\u003c\/span\u003e\u003c\/p\u003e\n\u003cdiv\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eTechnical Specification\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds ls-n\"\u003e\n\u003cli\u003eConfiguration: Photo interrupter\u003c\/li\u003e\n\u003cli\u003ePeak Wavelength: 40 nm\u003c\/li\u003e\n\u003cli\u003eGap Width: 3 mm\u003c\/li\u003e\n\u003cli\u003ePower Dissipation: 150 mW\u003c\/li\u003e\n\u003cli\u003eMaximum Collector Emitter Voltage: 30 V\u003c\/li\u003e\n\u003cli\u003eMaximum Emitter Collector Voltage: 5 V\u003c\/li\u003e\n\u003cli\u003eMaximum Collector Current: 20 mA\u003c\/li\u003e\n\u003cli\u003eInput Voltage: 1.2\u003c\/li\u003e\n\u003cli\u003eMaximum Forward Current: 50 mA\u003c\/li\u003e\n\u003cli\u003eMaximum Rise Time: 8 us\u003c\/li\u003e\n\u003cli\u003eMaximum Fall Time: 50 us\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"product_info\"\u003e\n\u003ch3 class=\"sing--sub-heading\"\u003eApplications\u003c\/h3\u003e\n\u003cdiv id=\"p_info\"\u003e\n\u003cul class=\"pro-ds ls-n\"\u003e\n\u003cli\u003eRecord players\u003c\/li\u003e\n\u003cli\u003eOptoelectronic switches\u003c\/li\u003e\n\u003cli\u003eCopier\u003c\/li\u003e\n\u003cli\u003ePrinters\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Indian Hobby Center","offers":[{"title":"Default Title","offer_id":44676855857195,"sku":null,"price":59.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/6796\/1387\/files\/OPTICALSENSOR_H21A1_1_720x_9c6f2965-b388-486e-af92-972ed6df7300.jpg?v=1786108371","url":"https:\/\/www.indianhobbycenter.com\/products\/h21a1-slotted-optical-interrupter-sensor","provider":"Indian Hobby Center","version":"1.0","type":"link"}