{"product_id":"wt18-3p420-sick-photoelectric-proximity-sensor-bgs-pnp-10-1000-mm","title":"WT18-3P420 | SICK Photoelectric Proximity Sensor BGS PNP 10–1000 MM","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-start=\"117\" data-end=\"413\"\u003eThe SICK WT18-3P420 is a photoelectric proximity sensor with background suppression designed for accurate object detection across varying distances. It uses infrared LED technology and a PNP output to ensure stable switching performance in industrial automation environments.\u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003cp class=\"\" data-end=\"574\" data-start=\"284\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 100%; height: 548.626px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003eSICK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003eSensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003eWT18-3P420\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003ePhotoelectric Sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003eW18-3 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eSensor Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003eReflective photoelectric sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eSensing Mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003eBackground suppression (BGS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eFunctional Principle\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003ePhotoelectric proximity sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003ePNP, NO\/NC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eSwitching Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003e100 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eSupply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003e10–30 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eResponse Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003e700 µs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eSensing Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003e50 mm to 1,000 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eMaximum Sensing Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003e10 mm to 1,000 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eLight Source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003eInfrared LED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eWavelength\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003e870 nm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eLight Spot Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003eØ 30 mm at 600 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eAdjustment Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003ePotentiometer, 4 turns\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eConnection Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003eM12 connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003ePlastic (ABS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eHousing Style\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003eRectangular\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003ePanel mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003eIP67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003e–40 °C to +60 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eNumeric ID\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003e3882615\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 33.2381%; height: 19.5938px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.3983%; height: 19.5938px;\"\u003e0.01 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch4\u003eInformation About \u003cspan data-sheets-root=\"1\"\u003eWT18-3P420\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp\u003eThe WT18-3P420 is part of the SICK W18-3 series, engineered for reliable object detection in demanding industrial automation applications. This sensor uses background suppression technology to accurately detect targets while ignoring reflective backgrounds beyond the set sensing distance. Its infrared LED light source at 870 nm supports stable performance across a wide range of materials and surface finishes. The compact rectangular housing and IP67 protection rating allow installation in harsh environments exposed to dust, moisture, and temperature variations.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBackground Suppression Technology: Enables precise detection of objects while reliably ignoring backgrounds located beyond the defined sensing distance.\u003c\/li\u003e\n\u003cli\u003eWide 10–1000 MM Detection Range: Supports flexible use across short and long sensing distances within a single device.\u003c\/li\u003e\n\u003cli\u003ePNP Output With NO\/NC Selection: Allows versatile signal configuration for integration with industrial control systems.\u003c\/li\u003e\n\u003cli\u003eFast 700 µs Response Time: Ensures accurate switching performance in high-speed automation and material handling processes.\u003c\/li\u003e\n\u003cli\u003eInfrared LED Light Source: Provides stable illumination and consistent detection across varying object colors and textures.\u003c\/li\u003e\n\u003cli\u003eFine Sensitivity Adjustment: Uses a 4-turn potentiometer for precise tuning of the detection threshold.\u003c\/li\u003e\n\u003cli\u003eIP67-Rated ABS Housing: Protects the sensor from dust and water ingress in demanding industrial environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe WT18-3P420 delivers the reliability and precision required for consistent object detection in automated industrial systems.\u003c\/p\u003e","brand":"SICK","offers":[{"title":"Default Title","offer_id":51083628773674,"sku":"WT18-3P420","price":309.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/s-l1600_0cb53ba8-52ce-4228-b4d1-1653847a3791.webp?v=1769416826","url":"https:\/\/iqelectro.com\/products\/wt18-3p420-sick-photoelectric-proximity-sensor-bgs-pnp-10-1000-mm","provider":"IQElectro","version":"1.0","type":"link"}