{"product_id":"honeywell-xnx-utai-nhnnn-gas-detector-shop-universal-series","title":"Honeywell XNX-UTAI-NHNNN Gas Detector | Shop Universal Series","description":"\u003ch2\u003e\u003cstrong\u003eHoneywell XNX-UTAI-NHNNN Explosion-Proof Gas Transmitter\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell XNX-UTAI-NHNNN\u003c\/strong\u003e gas detector transmitter delivers high-performance infrared gas monitoring for critical hazardous areas. Plant engineers connect this universal unit from the Honeywell XNX Universal Transmitters series to Searchline Excel open-path detectors. Operators choose the \u003cstrong\u003eHoneywell XNX-UTAI-NHNNN\u003c\/strong\u003e unit because it ensures continuous power management and reliable long-range gas detection.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eProduct Summary\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThis transmitter processes optical signals from Searchline Excel and Optima Plus infrared detectors seamlessly.\u003c\/li\u003e\n\u003cli\u003eMarine-grade LM25 aluminum housing provides superior resistance against salt spray and extreme industrial corrosion.\u003c\/li\u003e\n\u003cli\u003eBuilt-in local IS HART ports enable fast diagnostics using standard hand-held field communicators directly.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features and Benefits\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe explosion-proof enclosure holds UL, CSA, and FM approvals for high-risk industrial safety installations.\u003c\/li\u003e\n\u003cli\u003eA wide operating voltage range from 18 to 32 VDC stabilizes sensor operation during plant voltage drops.\u003c\/li\u003e\n\u003cli\u003eIntegrated optical communication circuits provide high immunity against electrical noise and false radio alarms.\u003c\/li\u003e\n\u003cli\u003eFive separate 3\/4 inch NPT entries simplify complex wiring routes without requiring extra junction boxes.\u003c\/li\u003e\n\u003cli\u003eThe compact 2.8 kg frame reduces stress on structural mounting brackets in tough field installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eModel Breakdown Tree\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eXNX Transmitter Base Framework:\n\u003cul\u003e\n\u003cli\u003eUTAI Configuration:\n\u003cul\u003e\n\u003cli\u003eU: \u003cspan style=\"color: #d9534f;\"\u003eUL, CSA, and FM Safety Approvals\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eT: 5 x 3\/4 inch NPT Cable Entry Ports\u003c\/li\u003e\n\u003cli\u003eA: \u003cspan style=\"color: #0275d8;\"\u003ePainted Marine-Grade LM25 Aluminum Alloy Housing\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eI: Optima Plus and Searchline Excel Infrared Interface\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003cli\u003eNHNNN Option Matrix:\n\u003cul\u003e\n\u003cli\u003eN: No Relay or Bus Option Card Installed\u003c\/li\u003e\n\u003cli\u003eH: \u003cspan style=\"color: #5cb85c;\"\u003eLocal IS HART Interface Port Included\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003eNNN: Standard Base Hardware Assembly\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDetailed Technical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Honeywell\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e \u003cstrong\u003eXNX-UTAI-NHNNN\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Voltage \u0026amp; Power:\u003c\/strong\u003e 18 to 32 VDC input with 13.2 W maximum power consumption\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurement Range \u0026amp; Resolution:\u003c\/strong\u003e 0 to 5 LEL-m path length measurement with sub-second optical resolution\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e Fast optical response time with signal updates every 100 milliseconds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensitivity \u0026amp; Linearity:\u003c\/strong\u003e High optical sensitivity with non-linear compensation curves over long distance paths\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -40°C to +65°C operational range with -40°C to +75°C storage rating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Protection:\u003c\/strong\u003e IP66 weatherproofing prevents moisture intrusion under heavy rain and dust storms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterference Immunity:\u003c\/strong\u003e Internal optical isolation shields internal amplifiers from intense electromagnetic interference\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation and Mounting Steps\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the enclosure body vertically on a rigid pipe stand or wall structure using the integral mounting lugs.\u003c\/li\u003e\n\u003cli\u003eRun field wiring through the five 3\/4 inch NPT entry ports using approved explosion-proof conduit seals.\u003c\/li\u003e\n\u003cli\u003eConnect the incoming 24 VDC power supply wires and three-wire 4-20mA loop conductors inside the terminal block.\u003c\/li\u003e\n\u003cli\u003eAttach the Searchline Excel open-path receiver cable to the dedicated internal transmitter interface card terminals.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePackaging and Shipping Details\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOne complete transmitter main body unit packed securely inside impact-resistant foam industrial boxes.\u003c\/li\u003e\n\u003cli\u003eIntegrated intrinsically safe local HART port terminal cap pre-installed for immediate field deployment.\u003c\/li\u003e\n\u003cli\u003eGlobal priority express delivery options available via \u003cspan style=\"color: #0275d8;\"\u003eFedEx, UPS, and DHL\u003c\/span\u003e carriers.\u003c\/li\u003e\n\u003cli\u003eHoneywell covers every new unit with a standard \u003cspan style=\"color: #5cb85c;\"\u003e12-month manufacturer warranty\u003c\/span\u003e against factory defects.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhich gas detectors work directly with this specific transmitter build?\u003c\/strong\u003e This unit connects directly with Searchline Excel open-path infrared gas detectors and Optima Plus sensors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDoes this transmitter model include dry contact alarm relays?\u003c\/strong\u003e No, this hardware configuration relies strictly on 4-20mA current loop and digital HART signal communication.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat alloy material does Honeywell use for the exterior housing?\u003c\/strong\u003e Honeywell manufactures the rugged protective enclosure body using painted marine-grade LM25 aluminum alloy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWhat power consumption does the system draw with a Searchline Excel receiver?\u003c\/strong\u003e The complete assembly draws a maximum power load of 13.2 Watts under peak operating conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHow do technicians access HART communication features on this unit?\u003c\/strong\u003e Technicians connect handheld calibrators directly to the built-in front intrinsically safe HART terminal port.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e© 2026 Ubest Automation Limited. \u003ca href=\"https:\/\/www.ubestplc.com\/\"\u003ehttps:\/\/www.ubestplc.com\/\u003c\/a\u003e All rights reserved.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eContact: Email \u003ca href=\"mailto:sales@ubestplc.com\"\u003esales@ubestplc.com\u003c\/a\u003e Phone \u003ca href=\"https:\/\/wa.me\/8618030005825\"\u003e+86 180 3000 5825\u003c\/a\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0873\/6240\/4634\/files\/XNX.png?v=1787630414\" alt=\"\"\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52742548947226,"sku":"XNX-UTAI-NHNNN","price":159.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/6240\/4634\/files\/XNX-AMSE-NHCB1_2_8cc8b233-7945-4803-98f8-cb006c504af0.jpg?v=1787713214","url":"https:\/\/www.ubestplc.com\/products\/honeywell-xnx-utai-nhnnn-gas-detector-shop-universal-series","provider":"Ubest Automation Limited","version":"1.0","type":"link"}