{"product_id":"e3x-nh21-omron-fiber-optic-sensor-amplifier-with-timer-npn-12-24vdc","title":"E3X-NH21 | Omron Fiber-Optic Sensor Amplifier with Timer, NPN, 12–24VDC","description":"\u003ch4\u003eDescription \u003c\/h4\u003e\n\u003cp data-end=\"381\" data-start=\"21\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003eThe Omron E3X-NH21 is a fiber-optic photoelectric sensor amplifier designed for high-precision detection in industrial automation systems. Operating on 12–24 VDC, it features an NPN open-collector output with selectable Light-ON\/Dark-ON modes and an integrated timer function. This unit is engineered for stable sensing performance in applications requiring fine sensitivity adjustment and reliable signal control.\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-end=\"417\" data-start=\"20\"\u003e \u003c\/p\u003e\n\u003cp data-end=\"417\" data-start=\"20\"\u003e \u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications \u003c\/h4\u003e\n\u003ctable style=\"width: 78.5776%;\" height=\"481\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003eNew\/Never Used Surplus\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003eOmron\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eCategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003eSensors \u0026amp; Switches\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003eE3X-NH21\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eSubcategory\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003ePhotoelectric\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003eE3X-NH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eAmplifier Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003eTimer Function\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eSensor Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003eFiber-Optic Amplifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eLight Source\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003eRed LED (680 nm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eSupply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003e12 to 24 VDC ±10% (Ripple 10% max.)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eCurrent Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003e75 mA max.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eOutput Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003eNPN Open Collector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eMax Load Current\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003e50 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eOperation Mode\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003eLight-ON \/ Dark-ON selectable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eResponse Time\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003e1 ms max.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eMounting Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003eDIN Rail\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003e-25°C to +55°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eProtection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003eOutput short-circuit and reverse polarity protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 32.7496%;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"width: 66.9002%;\"\u003e0.01 lbs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch4\u003eInformation About \u003cmeta charset=\"utf-8\"\u003e \u003cspan data-sheets-root=\"1\"\u003eE3X-NH21\u003c\/span\u003e\n\u003c\/h4\u003e\n\u003cp data-start=\"393\" data-end=\"921\"\u003e\u003cmeta charset=\"utf-8\"\u003e\u003cmeta charset=\"utf-8\"\u003eThe E3X-NH21 is a timer-function amplifier from Omron’s E3X-NH fiber-optic sensor series, developed for use with E32 fiber units in demanding detection environments. It incorporates a red LED light source (680 nm) and supports automatic or manual fine threshold adjustment for accurate detection of small or low-contrast objects. Designed for DIN rail mounting, the unit integrates output short-circuit protection and reverse polarity protection for enhanced operational reliability. Its compact housing and selectable operation modes make it suitable for tightly spaced control panels and multi-sensor installations.\u003cbr\u003e\u003c\/p\u003e\n\u003cp data-start=\"372\" data-end=\"828\"\u003e\u003cstrong data-end=\"1102\" data-start=\"1085\"\u003eKey Features:\u003c\/strong\u003e\u003cstrong data-end=\"1102\" data-start=\"1085\"\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul data-end=\"1883\" data-start=\"1109\"\u003e\n\u003cli data-end=\"1222\" data-start=\"1109\"\u003e\n\u003cp data-end=\"1222\" data-start=\"1111\"\u003eFiber-Optic Amplifier Design: Compatible with E32 series fiber heads for flexible sensing configurations.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1308\" data-start=\"1223\"\u003e\n\u003cp data-end=\"1308\" data-start=\"1225\"\u003eNPN Open-Collector Output: 50 mA max load current for direct PLC interfacing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1397\" data-start=\"1309\"\u003e\n\u003cp data-end=\"1397\" data-start=\"1311\"\u003eTimer Function Built-In: Integrated timing control for delayed output operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1494\" data-start=\"1398\"\u003e\n\u003cp data-end=\"1494\" data-start=\"1400\"\u003eSelectable Light-ON\/Dark-ON Mode: Configurable output logic for application flexibility.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1598\" data-start=\"1495\"\u003e\n\u003cp data-end=\"1598\" data-start=\"1497\"\u003eFine Sensitivity Adjustment: 13-level manual threshold adjustment for precise detection tuning.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1698\" data-start=\"1599\"\u003e\n\u003cp data-end=\"1698\" data-start=\"1601\"\u003eRed LED Light Source (680 nm): Stable and consistent optical emission for reliable sensing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1790\" data-start=\"1699\"\u003e\n\u003cp data-end=\"1790\" data-start=\"1701\"\u003eProtection Circuits: Includes output short-circuit and reverse polarity protection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-end=\"1883\" data-start=\"1791\"\u003e\n\u003cp data-end=\"1883\" data-start=\"1793\"\u003eDIN Rail Mounting: Compact housing suitable for standard control panel installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-end=\"2030\" data-start=\"1885\"\u003eThe E3X-NH21 delivers the reliability and precision required for high-accuracy fiber-optic sensing applications in industrial automation systems.\u003c\/p\u003e","brand":"Omron","offers":[{"title":"Default Title","offer_id":51164269314346,"sku":"E3X-NH21","price":277.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0800\/0392\/4266\/files\/s-l1600_105036b6-d713-492f-8e65-338c67eb310d.webp?v=1771447747","url":"https:\/\/iqelectro.com\/products\/e3x-nh21-omron-fiber-optic-sensor-amplifier-with-timer-npn-12-24vdc","provider":"IQElectro","version":"1.0","type":"link"}