{"product_id":"uni-t-a37-carbon-dioxide-meter-ndir-co2-monitor","title":"UNI-T A37 Carbon Dioxide Meter 400–5000 ppm NDIR CO2 Monitor","description":"\u003ch2\u003eUNI-T A37 Carbon Dioxide Meter in Sri Lanka\u003c\/h2\u003e\n\n\u003ch3\u003eNDIR Indoor CO₂ Air Quality Monitor\u003c\/h3\u003e\n\n\u003cp\u003e\n  The \u003cstrong\u003eUNI-T A37 Carbon Dioxide Meter\u003c\/strong\u003e is a compact NDIR-based instrument for monitoring carbon dioxide concentration, temperature, and relative humidity in indoor environments. It measures CO₂ from \u003cstrong\u003e400 ppm to 5000 ppm\u003c\/strong\u003e and displays the measured values, date, and time together on its LCD screen.\n\u003c\/p\u003e\n\n\u003cp\u003e\n  Designed for homes, offices, classrooms, meeting rooms, commercial buildings, and general ventilation checks, the A37 provides a practical way to monitor indoor carbon dioxide levels and identify conditions that may require improved air circulation.\n\u003c\/p\u003e\n\n\u003cp\u003e\n  Discover our complete selection of \u003ca href=\"\/collections\/air-quality-monitor\" target=\"_blank\"\u003eCO₂ Meters – carbon dioxide, ppm, NDIR, and indoor air quality monitors in Sri Lanka!\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cp\u003e\n  The built-in NDIR CO₂ sensor supports stable carbon dioxide measurement, while automatic baseline correction helps maintain the instrument’s measurement performance during regular use. When the CO₂ concentration becomes too high, the meter provides both audible and visual alarms. Air-quality status is also represented using on-screen emoticons for quick interpretation.\n\u003c\/p\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eCarbon Dioxide\u003c\/strong\u003e: 400–5000 ppm | Resolution: 1 ppm | Accuracy: ±(5% of reading + 50 ppm) from 400–2000 ppm under ambient temperature and humidity conditions\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eCO₂ Sensor\u003c\/strong\u003e: NDIR, non-dispersive infrared sensor\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eTemperature\u003c\/strong\u003e: -10°C to 50°C | Resolution: 0.1°C | Typical accuracy: ±1°C\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eRelative Humidity\u003c\/strong\u003e: 0%RH to 99%RH | Resolution: 1%RH | Accuracy: ±5%RH from 10%RH to 90%RH at 25°C\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eAutomatic Baseline Correction\u003c\/strong\u003e: Included\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eOperating Environment\u003c\/strong\u003e: 0°C to 50°C, 0%RH to 85%RH\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eStorage Environment\u003c\/strong\u003e: -20°C to 60°C, 0%RH to 95%RH\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eDisplay\u003c\/strong\u003e: LCD with CO₂ concentration, temperature, humidity, date, time, and air-quality indication\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003ePower Supply\u003c\/strong\u003e: 3.7V DC rechargeable Li-ion battery\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eCharging Port\u003c\/strong\u003e: Micro USB\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eProduct Dimensions\u003c\/strong\u003e: 75 mm × 55 mm × 130 mm\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eDisplay Size\u003c\/strong\u003e: 42 mm × 65 mm\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eNet Weight\u003c\/strong\u003e: 195 g\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eCertifications\u003c\/strong\u003e: CE, UKCA\n  \u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eNDIR CO₂ Measurement\u003c\/strong\u003e: Uses a non-dispersive infrared sensor for carbon dioxide concentration measurement\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eWide Measurement Range\u003c\/strong\u003e: Measures CO₂ concentration from 400 ppm to 5000 ppm with 1 ppm resolution\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eMulti-Parameter Display\u003c\/strong\u003e: Shows CO₂, temperature, relative humidity, date, and time on the same screen\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eAir-Quality Indication\u003c\/strong\u003e: Uses on-screen emoticons to provide a quick visual indication of indoor air quality\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eAudible and Visual Alarm\u003c\/strong\u003e: Alerts the user when the carbon dioxide concentration becomes too high\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eAutomatic Baseline Correction\u003c\/strong\u003e: Supports automatic baseline correction for regular CO₂ monitoring\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eBacklight\u003c\/strong\u003e: Improves display visibility in low-light indoor environments\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eRechargeable Battery\u003c\/strong\u003e: Built-in 3.7V Li-ion battery with Micro USB charging\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eConvenient Operation\u003c\/strong\u003e: Includes low-battery indication and automatic power-off functionality\n  \u003c\/dd\u003e\n  \u003cdd\u003e\n    \u003cstrong\u003eCompact Housing\u003c\/strong\u003e: Lightweight 195 g design suitable for desktop and portable indoor monitoring\n  \u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003eIndoor carbon dioxide monitoring in homes and apartments\u003c\/dd\u003e\n  \u003cdd\u003eVentilation checks in offices, meeting rooms, and commercial buildings\u003c\/dd\u003e\n  \u003cdd\u003eCO₂ level monitoring in classrooms, training rooms, and educational facilities\u003c\/dd\u003e\n  \u003cdd\u003eAir-quality assessment in shops, reception areas, and public indoor spaces\u003c\/dd\u003e\n  \u003cdd\u003eEnvironmental monitoring in laboratories and technical work areas\u003c\/dd\u003e\n  \u003cdd\u003ePortable CO₂ checks during building maintenance and HVAC inspections\u003c\/dd\u003e\n  \u003cdd\u003eMonitoring temperature, humidity, and CO₂ conditions in occupied rooms\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\n\u003cdl class=\"package-list\"\u003e\n  \u003cdd\u003e1 x UNI-T A37 Carbon Dioxide Meter\u003c\/dd\u003e\n  \u003cdd\u003e1 x Micro USB charging cable\u003c\/dd\u003e\n  \u003cdd\u003e1 x English user manual\u003c\/dd\u003e\n\u003c\/dl\u003e\n\n\u003ch3\u003eDownloads\u003c\/h3\u003e\n\n\u003cp\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-a37-data-sheet.pdf\" target=\"_blank\"\u003e📄 Download UNI-T A37 Data Sheet\u003c\/a\u003e\u003cbr\u003e\n  \u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-a37-user-manual.pdf\" target=\"_blank\"\u003e📄 Download UNI-T A37 User Manual\u003c\/a\u003e\n\u003c\/p\u003e\n\n\u003cdiv class=\"product-vendor\"\u003e\n  \u003cstrong\u003eBrand:\u003c\/strong\u003e \u003ca href=\"\/collections\/vendors?q=UNI-T\"\u003eUNI-T\u003c\/a\u003e\n\u003c\/div\u003e\n\n\u003cdiv id=\"variant-inventory\"\u003e\n  \u003cspan class=\"in-stock\"\u003eIn stock!\u003c\/span\u003e\n\u003c\/div\u003e","brand":"UNI-T","offers":[{"title":"Default Title","offer_id":54956200820949,"sku":null,"price":39500.0,"currency_code":"LKR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0679\/7587\/2725\/files\/uni-t-a37-carbon-dioxide-meter-front-view.jpg?v=1789553435","url":"https:\/\/nanozone.lk\/products\/uni-t-a37-carbon-dioxide-meter-ndir-co2-monitor","provider":"NanoZone.LK","version":"1.0","type":"link"}