{"product_id":"new-longyi-nt-rg32-color-code-photoelectric-sensor","title":"new  LONGYI NT-RG32 Color Code Photoelectric Sensor","description":"\u003cdiv class=\"koeed-container\" style=\"width:100%;color:#333;line-height:1.7;\"\u003e\n\n  \u003cstyle\u003e\n    .koeed-container h2,\n    .koeed-container h3{\n      color:#16c8c8;\n      margin-top:36px;\n      margin-bottom:16px;\n    }\n\n    .koeed-container table{\n      width:100%;\n      border-collapse:collapse;\n      min-width:760px;\n    }\n\n    .koeed-container th,\n    .koeed-container td{\n      border:1px solid #eeeeee;\n      padding:10px 12px;\n      text-align:left;\n      vertical-align:top;\n    }\n\n    .koeed-container th{\n      background:#16c8c8;\n      color:#fff;\n    }\n\n    .koeed-container tr:nth-child(odd){\n      background:#f4fcfc;\n    }\n\n    .koeed-container tr:nth-child(even){\n      background:#fafafa;\n    }\n\n    .koeed-tool-box{\n      border:1px solid #d9f2f2;\n      background:#f9ffff;\n      padding:20px;\n      border-radius:8px;\n    }\n\n    .koeed-tool-grid{\n      display:grid;\n      grid-template-columns:repeat(auto-fit,minmax(220px,1fr));\n      gap:16px;\n      margin-top:16px;\n    }\n\n    .koeed-tool-box input{\n      width:100%;\n      padding:10px;\n      border:1px solid #cccccc;\n      border-radius:4px;\n    }\n\n    .koeed-tool-result{\n      margin-top:20px;\n      padding:14px;\n      background:#ffffff;\n      border-left:4px solid #16c8c8;\n    }\n\n    .koeed-note{\n      background:#f4fcfc;\n      border-left:4px solid #16c8c8;\n      padding:14px;\n      margin-top:20px;\n    }\n  \u003c\/style\u003e\n\n  \u003ch2\u003eEngineer's Quick Brief\u003c\/h2\u003e\n\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLONGYI NT-RG32\u003c\/strong\u003e is a high-speed coaxial reflective color mark photoelectric sensor designed for packaging, printing, and bag making machinery.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003e0.1–1 ms response speed\u003c\/strong\u003e enables stable mark tracking at high conveyor and film transport speeds.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eDual-color light source architecture\u003c\/strong\u003e improves contrast recognition for difficult printed registration marks on glossy or reflective films.\u003c\/li\u003e\n\n    \u003cli\u003e\n\u003cstrong\u003eBest-fit application:\u003c\/strong\u003e continuous roll-fed packaging machines requiring precise color mark positioning and cutting synchronization.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch2\u003eSEO Introduction\u003c\/h2\u003e\n\n  \u003cp\u003e\n    The \u003cstrong\u003eLONGYI NT-RG32 Color Code Photoelectric Sensor\u003c\/strong\u003e is an industrial-grade\n    \u003cstrong\u003ecolor mark detection sensor\u003c\/strong\u003e widely used in\n    \u003cstrong\u003ebag making machines\u003c\/strong\u003e,\n    \u003cstrong\u003epackaging systems\u003c\/strong\u003e,\n    \u003cstrong\u003eprinting equipment\u003c\/strong\u003e,\n    and high-speed film tracking applications.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\n    Built with a \u003cstrong\u003ecoaxial reflective optical structure\u003c\/strong\u003e, the NT-RG32 delivers fast\n    detection response and stable registration mark tracking even on reflective packaging materials.\n    The sensor supports selectable light colors including red, green, blue, and white combinations,\n    improving detection reliability across different substrate colors and print conditions.\n  \u003c\/p\u003e\n\n  \u003cp\u003e\n    Common industrial search terms associated with this model include:\n    \u003cstrong\u003ecolor code sensor\u003c\/strong\u003e,\n    \u003cstrong\u003ephotoelectric registration sensor\u003c\/strong\u003e,\n    \u003cstrong\u003ebag making machine sensor\u003c\/strong\u003e,\n    \u003cstrong\u003eprint mark detector\u003c\/strong\u003e,\n    and \u003cstrong\u003ehigh-speed packaging sensor\u003c\/strong\u003e.\n  \u003c\/p\u003e\n\n  \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\n  \u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eParameter\u003c\/th\u003e\n          \u003cth\u003eSpecification\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n\n      \u003ctbody\u003e\n        \u003ctr\u003e\n          \u003ctd\u003eModel\u003c\/td\u003e\n          \u003ctd\u003eLONGYI NT-RG32\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eSensor Type\u003c\/td\u003e\n          \u003ctd\u003eColor Code Photoelectric Sensor\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eDetection Method\u003c\/td\u003e\n          \u003ctd\u003eCoaxial Reflective\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eTypical Application\u003c\/td\u003e\n          \u003ctd\u003ePackaging machine, bag making machine, printing machinery\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eDetection Distance\u003c\/td\u003e\n          \u003ctd\u003e12 mm ± 3 mm\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eSupply Voltage\u003c\/td\u003e\n          \u003ctd\u003eDC 10–30 V ±10%\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eRipple Requirement\u003c\/td\u003e\n          \u003ctd\u003e≤10%\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n          \u003ctd\u003e≤45 mA\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eResponse Time\u003c\/td\u003e\n          \u003ctd\u003e0.1–1 ms\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eOutput Type\u003c\/td\u003e\n          \u003ctd\u003eLight ON \/ Dark ON selectable\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eOutput Indicator\u003c\/td\u003e\n          \u003ctd\u003eRed LED\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eLoad Current\u003c\/td\u003e\n          \u003ctd\u003e100 mA max\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eAnalog Output\u003c\/td\u003e\n          \u003ctd\u003e0–10 mA\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eOptical Colors\u003c\/td\u003e\n          \u003ctd\u003eRed \/ Green \/ Blue \/ White selectable combinations\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eSpot Type\u003c\/td\u003e\n          \u003ctd\u003eRound spot or strip spot\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eSurface Angle Tolerance\u003c\/td\u003e\n          \u003ctd\u003e±15° allowable deviation\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eProtection Functions\u003c\/td\u003e\n          \u003ctd\u003eReverse polarity protection, output short-circuit protection\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eOutput Voltage\u003c\/td\u003e\n          \u003ctd\u003eHigh level: Vs-(≤1.5V), Low level: ≤1.2V\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eMounting Type\u003c\/td\u003e\n          \u003ctd\u003eChassis \/ Machine Frame Mounting\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eTermination\u003c\/td\u003e\n          \u003ctd\u003eCable Type\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"koeed-note\"\u003e\n    \u003cstrong\u003eEngineering Note:\u003c\/strong\u003e\n    Stable color mark tracking depends heavily on substrate reflectivity,\n    print contrast, sensor mounting angle, and ambient vibration conditions.\n    Maintaining the recommended sensing distance is critical for repeatable registration accuracy.\n  \u003c\/div\u003e\n\n  \u003ch2\u003eApplication Matrix\u003c\/h2\u003e\n\n  \u003cdiv style=\"overflow-x:auto;\"\u003e\n    \u003ctable\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n          \u003cth\u003eIndustry\u003c\/th\u003e\n          \u003cth\u003eMachine Type\u003c\/th\u003e\n          \u003cth\u003eApplication Role\u003c\/th\u003e\n          \u003cth\u003eOperational Value\u003c\/th\u003e\n        \u003c\/tr\u003e\n      \u003c\/thead\u003e\n\n      \u003ctbody\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eFlexible Packaging\u003c\/td\u003e\n          \u003ctd\u003eBag Making Machine\u003c\/td\u003e\n          \u003ctd\u003eRegistration mark tracking\u003c\/td\u003e\n          \u003ctd\u003eImproves cut alignment accuracy\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003ePrinting\u003c\/td\u003e\n          \u003ctd\u003eRoll-fed Printing Press\u003c\/td\u003e\n          \u003ctd\u003ePrint position synchronization\u003c\/td\u003e\n          \u003ctd\u003eReduces print drift\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eFood Packaging\u003c\/td\u003e\n          \u003ctd\u003eFlow Wrapper\u003c\/td\u003e\n          \u003ctd\u003eFilm positioning detection\u003c\/td\u003e\n          \u003ctd\u003eSupports stable sealing location control\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003eLabel Manufacturing\u003c\/td\u003e\n          \u003ctd\u003eLabel Slitting System\u003c\/td\u003e\n          \u003ctd\u003eMark edge identification\u003c\/td\u003e\n          \u003ctd\u003eEnhances repeatability during cutting\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n        \u003ctr\u003e\n          \u003ctd\u003ePharmaceutical Packaging\u003c\/td\u003e\n          \u003ctd\u003eBlister Packaging Machine\u003c\/td\u003e\n          \u003ctd\u003ePrinted mark confirmation\u003c\/td\u003e\n          \u003ctd\u003eImproves package indexing precision\u003c\/td\u003e\n        \u003c\/tr\u003e\n\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003ch2\u003eKoeed B2B Tool — Packaging Line Speed Compatibility Calculator\u003c\/h2\u003e\n\n  \u003cdiv class=\"koeed-tool-box\"\u003e\n\n    \u003cp\u003e\n      This engineering calculator estimates whether the NT-RG32 response speed is suitable for\n      a packaging or printing line based on mark spacing and conveyor speed.\n    \u003c\/p\u003e\n\n    \u003cdiv class=\"koeed-tool-grid\"\u003e\n\n      \u003cdiv\u003e\n        \u003clabel\u003e\u003cstrong\u003eMachine Speed (m\/min)\u003c\/strong\u003e\u003c\/label\u003e\n        \u003cinput type=\"number\" id=\"koeed-speed\" value=\"120\"\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv\u003e\n        \u003clabel\u003e\u003cstrong\u003eMark Spacing (mm)\u003c\/strong\u003e\u003c\/label\u003e\n        \u003cinput type=\"number\" id=\"koeed-spacing\" value=\"80\"\u003e\n      \u003c\/div\u003e\n\n      \u003cdiv\u003e\n        \u003clabel\u003e\u003cstrong\u003eSensor Response Time (ms)\u003c\/strong\u003e\u003c\/label\u003e\n        \u003cinput type=\"number\" id=\"koeed-response\" value=\"0.5\"\u003e\n      \u003c\/div\u003e\n\n    \u003c\/div\u003e\n\n    \u003cbutton onclick=\"koeedCalculateSensor()\" style=\"margin-top:18px;padding:10px 20px;background:#16c8c8;color:#fff;border:none;border-radius:4px;cursor:pointer;\"\u003e\n      Calculate\n    \u003c\/button\u003e\n\n    \u003cdiv class=\"koeed-tool-result\" id=\"koeed-result\"\u003e\n      Waiting for calculation...\n    \u003c\/div\u003e\n\n  \u003c\/div\u003e\n\n  \u003cnoscript\u003e\n    The NT-RG32 supports high-speed color mark tracking with response times between 0.1 ms and 1 ms,\n    suitable for most modern packaging and printing machinery.\n  \u003c\/noscript\u003e\n\n  \u003cscript\u003e\n    function koeedCalculateSensor(){\n\n      var speed = parseFloat(document.getElementById('koeed-speed').value);\n      var spacing = parseFloat(document.getElementById('koeed-spacing').value);\n      var response = parseFloat(document.getElementById('koeed-response').value);\n\n      var speedMMs = speed * 1000 \/ 60;\n\n      var interval = spacing \/ speedMMs;\n\n      var intervalMS = interval * 1000;\n\n      var safetyRatio = intervalMS \/ response;\n\n      var result = \"\";\n\n      if(safetyRatio \u003e= 5){\n        result = \"\u003cstrong\u003eExcellent Stability:\u003c\/strong\u003e Sensor response margin is very safe for this line speed.\";\n      }else if(safetyRatio \u003e= 2){\n        result = \"\u003cstrong\u003eAcceptable:\u003c\/strong\u003e Detection should remain stable under normal installation conditions.\";\n      }else{\n        result = \"\u003cstrong\u003eWarning:\u003c\/strong\u003e Response margin is low. Reduce line speed or increase mark spacing.\";\n      }\n\n      document.getElementById('koeed-result').innerHTML =\n        \"\u003cp\u003e\u003cstrong\u003eDetection Interval:\u003c\/strong\u003e \" + intervalMS.toFixed(2) + \" ms\u003c\/p\u003e\" +\n        \"\u003cp\u003e\u003cstrong\u003eResponse Safety Ratio:\u003c\/strong\u003e \" + safetyRatio.toFixed(2) + \"x\u003c\/p\u003e\" +\n        \"\u003cp\u003e\" + result + \"\u003c\/p\u003e\";\n    }\n  \u003c\/script\u003e\n\n  \u003ch2\u003eTroubleshooting \u0026amp; FAQ\u003c\/h2\u003e\n\n  \u003ch3\u003eWhy does the sensor fail to detect some printed marks?\u003c\/h3\u003e\n\n  \u003cp\u003e\n    Detection instability is commonly caused by insufficient color contrast,\n    excessive sensing distance, reflective film surfaces, or incorrect light source selection.\n    Switching between red and green optical modes may improve contrast sensitivity.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eWhat is the recommended mounting distance?\u003c\/h3\u003e\n\n  \u003cp\u003e\n    The recommended sensing distance is approximately \u003cstrong\u003e12 mm ±3 mm\u003c\/strong\u003e.\n    Excessive distance can reduce signal reliability and increase sensitivity to ambient light.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eCan the NT-RG32 operate on high-speed packaging lines?\u003c\/h3\u003e\n\n  \u003cp\u003e\n    Yes. With response speeds as fast as \u003cstrong\u003e0.1 ms\u003c\/strong\u003e, the sensor is suitable for\n    high-speed registration tracking applications in packaging and printing systems.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eHow should the sensor be aligned?\u003c\/h3\u003e\n\n  \u003cp\u003e\n    The optical axis should remain perpendicular to the target surface whenever possible.\n    Excessive angular deviation may reduce reflected signal intensity and create unstable triggering.\n  \u003c\/p\u003e\n\n  \u003ch3\u003eWhat protection functions are included?\u003c\/h3\u003e\n\n  \u003cp\u003e\n    The sensor includes reverse polarity protection and output short-circuit protection\n    to improve operational reliability in industrial electrical environments.\n  \u003c\/p\u003e\n\n  \u003ch2\u003eCross-Reference \u0026amp; Selection\u003c\/h2\u003e\n\n  \u003ch3\u003eCross-Reference Guide\u003c\/h3\u003e\n\n  \u003cp\u003e\n    The LONGYI NT-RG32 is commonly used as a functional replacement or equivalent-type\n    color mark detection sensor in packaging and print registration systems requiring:\n  \u003c\/p\u003e\n\n  \u003cul\u003e\n    \u003cli\u003eCoaxial reflective color mark sensing\u003c\/li\u003e\n    \u003cli\u003eHigh-speed response below 1 ms\u003c\/li\u003e\n    \u003cli\u003eDC 10–30 V industrial control compatibility\u003c\/li\u003e\n    \u003cli\u003ePackaging film registration tracking\u003c\/li\u003e\n    \u003cli\u003eBag making machine synchronization\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cp\u003e\n    Selection considerations should include:\n  \u003c\/p\u003e\n\n  \u003cul\u003e\n    \u003cli\u003eRequired optical color compatibility\u003c\/li\u003e\n    \u003cli\u003eSubstrate reflectivity characteristics\u003c\/li\u003e\n    \u003cli\u003eMachine transport speed\u003c\/li\u003e\n    \u003cli\u003eOutput interface requirements\u003c\/li\u003e\n    \u003cli\u003eInstallation space constraints\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\":\"https:\/\/schema.org\",\n    \"@type\":\"FAQPage\",\n    \"mainEntity\":[\n      {\n        \"@type\":\"Question\",\n        \"name\":\"Why does the sensor fail to detect some printed marks?\",\n        \"acceptedAnswer\":{\n          \"@type\":\"Answer\",\n          \"text\":\"Detection instability may be caused by low print contrast, incorrect sensing distance, reflective surfaces, or unsuitable optical color selection.\"\n        }\n      },\n      {\n        \"@type\":\"Question\",\n        \"name\":\"What is the recommended mounting distance?\",\n        \"acceptedAnswer\":{\n          \"@type\":\"Answer\",\n          \"text\":\"The recommended sensing distance for the LONGYI NT-RG32 is approximately 12 mm ±3 mm.\"\n        }\n      },\n      {\n        \"@type\":\"Question\",\n        \"name\":\"Can the NT-RG32 operate on high-speed packaging lines?\",\n        \"acceptedAnswer\":{\n          \"@type\":\"Answer\",\n          \"text\":\"Yes. The sensor supports response times between 0.1 ms and 1 ms, suitable for high-speed packaging and printing applications.\"\n        }\n      },\n      {\n        \"@type\":\"Question\",\n        \"name\":\"How should the sensor be aligned?\",\n        \"acceptedAnswer\":{\n          \"@type\":\"Answer\",\n          \"text\":\"The sensor should be aligned as perpendicular as possible to the target surface to maintain stable reflected signal detection.\"\n        }\n      },\n      {\n        \"@type\":\"Question\",\n        \"name\":\"What protection functions are included?\",\n        \"acceptedAnswer\":{\n          \"@type\":\"Answer\",\n          \"text\":\"The NT-RG32 includes reverse polarity protection and output short-circuit protection.\"\n        }\n      }\n    ]\n  }\n  \u003c\/script\u003e\n\n  \u003cscript type=\"application\/ld+json\"\u003e\n  {\n    \"@context\":\"https:\/\/schema.org\",\n    \"@type\":\"WebApplication\",\n    \"name\":\"Packaging Line Speed Compatibility Calculator\",\n    \"applicationCategory\":\"IndustrialApplication\",\n    \"operatingSystem\":\"Any\",\n    \"description\":\"Interactive engineering calculator for evaluating packaging line speed compatibility with LONGYI NT-RG32 color code photoelectric sensor response timing.\"\n  }\n  \u003c\/script\u003e\n\n\u003c\/div\u003e","brand":"LONGYI","offers":[{"title":"Default Title","offer_id":44249083445433,"sku":"166402118167","price":205.35,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0268\/8476\/7929\/files\/new_LONGYI_NT_RG32_Color_Code_Photoelectric_Sensor___LONGYI__1.webp?v=1779639181","url":"https:\/\/koeed.com\/es\/products\/new-longyi-nt-rg32-color-code-photoelectric-sensor","provider":"KOEED","version":"1.0","type":"link"}