{"product_id":"fs-ir02b-photoelectric-liquid-water-level-sensor-optical-switch-14mm-diameter-5v","title":"FS-IR02B Photoelectric Liquid Water Level Sensor - Optical Switch 14mm Diameter, 5V","description":"\u003cp\u003eThe \u003cstrong\u003eFS-IR02B Photoelectric Water Level Sensor\u003c\/strong\u003e offers a cutting-edge, non-contact method for detecting liquid levels. Unlike conventional float switches, this optical sensor employs infrared light to ascertain liquid presence, ensuring that there are \u003cstrong\u003eno moving components\u003c\/strong\u003e that could fail. This design translates to exceptional durability, minimal maintenance, and is particularly suited for tight spaces where traditional floats cannot be accommodated.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eModel:\u003c\/strong\u003e FS-IR02B\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eWorking Voltage:\u003c\/strong\u003e 5V DC\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eOutput Current:\u003c\/strong\u003e 15mA\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eWorking Temperature:\u003c\/strong\u003e -25°C to +105°C\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eDetection Principle:\u003c\/strong\u003e Photoelectric (Infrared Reflection\/Refraction)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eThread Diameter:\u003c\/strong\u003e 14mm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eWire Length:\u003c\/strong\u003e ~50cm\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eHousing Material:\u003c\/strong\u003e Durable Polycarbonate\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eResponse Time:\u003c\/strong\u003e \u0026lt;500ms\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eKey Applications \u0026amp; Projects\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eSmart Home:\u003c\/strong\u003e Monitoring water levels in automatic coffee machines.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eIndustrial:\u003c\/strong\u003e Low-level alarms for coolant tanks or chemical storage.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eHydroponics:\u003c\/strong\u003e Ensuring accurate nutrient levels in vertical farming systems.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eAquariums:\u003c\/strong\u003e Auto-top-off (ATO) systems for maintaining water salinity.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eProject Evolution\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003ePast Projects:\u003c\/strong\u003e If you have experience with basic IR obstacle \u003ca target=\"_self\" rel=\"noopener noreferrer nofollow\" class=\"text-blue-600 underline\" href=\"https:\/\/robodium.com\/diy-electronic-modules\/sensors.html\"\u003esensors\u003c\/a\u003e or mechanical float switches, this is a logical progression.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eFeature Upgrade:\u003c\/strong\u003e The FS-IR02B presents professional-grade liquid detection that is resistant to corrosion and mechanical failures, making it suitable for long-term applications.\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eEffort Level:\u003c\/strong\u003e Intermediate. Requires a foundational understanding of analogue\/Digital input pins.\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003ePin Mapping:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eRed Wire:\u003c\/strong\u003e VCC (5V)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eBlue Wire:\u003c\/strong\u003e GND (Ground)\u003c\/p\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cp\u003e\u003cstrong\u003eYellow Wire:\u003c\/strong\u003e Signal Output (Low in liquid, High in air)\u003c\/p\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003e\u003cp\u003e1 x FS-IR02B Photoelectric Water Level Sensor\u003c\/p\u003e\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003e\u003ca target=\"_blank\" rel=\"noopener noreferrer nofollow\" class=\"text-blue-600 underline\" href=\"https:\/\/youtu.be\/ukJLjlI4tiM\"\u003ehttps:\/\/youtu.be\/ukJLjlI4tiM\u003c\/a\u003e\u003c\/p\u003e\u003cp\u003e\u003c\/p\u003e","brand":"ROBODIUM","offers":[{"title":"Default Title","offer_id":62533226856819,"sku":"R1248","price":295.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3620\/7475\/files\/fs-ir02b_photoelectric_water_level_sensor_front_view_optical_level_sensor_wiring_diagram_fs-ir02b_14mm_diameter_dimensions_water_level_sensor_in_tank_application_fs-ir02b_sensor_pinou.jpg?v=1770866028","url":"https:\/\/robodium.com\/products\/fs-ir02b-photoelectric-liquid-water-level-sensor-optical-switch-14mm-diameter-5v","provider":"ROBODIUM","version":"1.0","type":"link"}