{"product_id":"omron-e3a2-r3m4d-photoelectric-switch-unit-reliable-delivery","title":"E3A2-R3M4D | Omron Retro-Reflective Photoelectric Switch AC\/DC Relay Output","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"396\" data-start=\"144\"\u003eThe Omron E3A2-R3M4D Photoelectric Switch is a compact retro-reflective photoelectric sensor designed for reliable object detection in industrial automation systems. Operating on a universal AC\/DC power supply, it offers dependable performance with a built-in relay output and selectable Light-ON\/Dark-ON operation. Known for its robust construction and long sensing range, the E3A2-R3M4D provides accurate, maintenance-free detection in a wide range of factory 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: 539.033px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; 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: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eOmron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eIndustrial Sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eE3A2-R3M4D\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003ePhotoelectric Sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eE3A2 Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eType\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eRetro-Reflective Photoelectric Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eSensing Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eRetro-Reflective\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eRelay Output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eControl Modes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eLight-ON \/ Dark-ON (Selectable)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 10px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 10px;\"\u003e\u003cstrong\u003eSensing Distance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 10px;\"\u003eTypically 3 m (with standard reflector)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eSupply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eAC\/DC (12–240 V AC\/DC, model dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eResponse Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eApprox. 20 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eLight Source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eRed LED or Infrared (model dependent)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eAdjustment Method\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eManual Sensitivity Control\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eDie-Cast Metal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eScrew or Bracket Mount\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eConnection Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003ePrewired Cable (2 m standard)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eEnclosure Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eIP66 (Dustproof, Water-Resistant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003e-25°C to +55°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eIndicators\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003ePower and Operation LEDs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eProtection Features\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eSurge, Short-Circuit, and Reverse Polarity Protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eStandards Compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eCE, UL, cUL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eApplication\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eObject Detection, Position Sensing, Conveyor Systems\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eJapan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.5938px;\"\u003e\n\u003ctd style=\"width: 31.0673%; height: 19.5938px;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 68.7135%; height: 19.5938px;\"\u003eApprox. 0.4 lbs (180 g)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About E3A2-R3M4D\u003c\/h4\u003e\n\u003cp\u003eThe E3A2-R3M4D is part of the Omron E3A2 Series, a family of heavy-duty photoelectric sensors engineered for durability and versatility in industrial applications. Utilizing retro-reflective sensing, it detects objects by receiving light reflected from a mounted reflector, reducing the need for precise alignment or external receivers. This model features a relay output, making it ideal for interfacing with PLCs, contactors, and control relays. It includes manual sensitivity adjustment and Light-ON\/Dark-ON operation selection, offering flexibility for various detection requirements. Designed with a metal housing and sealed optics, the E3A2-R3M4D delivers long-term stability and resistance to vibration, dust, and ambient light interference.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eKey Features:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRetro-Reflective Sensing: Uses a reflector for easy installation and long detection range.\u003c\/li\u003e\n\u003cli\u003eUniversal Power Compatibility: Operates on both AC and DC supply voltages.\u003c\/li\u003e\n\u003cli\u003eRelay Output Control: Provides direct switching capability for PLCs or relays.\u003c\/li\u003e\n\u003cli\u003eSelectable Light-ON\/Dark-ON Mode: Easily configurable for different sensing applications.\u003c\/li\u003e\n\u003cli\u003eRugged Construction: Metal housing ensures durability in harsh environments.\u003c\/li\u003e\n\u003cli\u003eManual Sensitivity Adjustment: Allows fine-tuning for optimal detection accuracy.\u003c\/li\u003e\n\u003cli\u003eFast Response Time: Ensures quick detection suitable for high-speed automation lines.\u003c\/li\u003e\n\u003cli\u003eLong Operational Life: Proven reliability in continuous industrial service.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe E3A2-R3M4D delivers the reliability and precision required for object detection, part counting, and position sensing in industrial automation systems.\u003c\/p\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":50740252410154,"sku":"E3A2-R3M4D","price":1455.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/s-l1600_07714c0d-a203-457f-8c80-79664310fa61.webp?v=1761311094","url":"https:\/\/iqelectro.com\/products\/omron-e3a2-r3m4d-photoelectric-switch-unit-reliable-delivery","provider":"IQElectro","version":"1.0","type":"link"}