{"product_id":"xnx-amai-nnic1-honeywell-xnx-universal-transmitter-gas-detector-ir-co2","title":"XNX-AMAI-NNIC1 Honeywell XNX Universal Transmitter Gas Detector IR CO2","description":"\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eXNX-AMAI-NNIC1\u003c\/span\u003e Honeywell XNX Universal Gas Transmitter Architecture\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell \u003cspan style=\"color: #0056b3;\"\u003eXNX-AMAI-NNIC1\u003c\/span\u003e\u003c\/strong\u003e provides centralized, explosion-proof monitoring for hazardous industrial gas environments. Engineered around a common transmitter architecture, this \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eXNX Universal Transmitter\u003c\/span\u003e\u003c\/strong\u003e standardizes field wiring, operating interfaces, and control room integration across multiple gas detection technologies. Industrial automation engineers deploy this marine-grade aluminum platform to continuous sub-surface monitoring stations and chemical containment loops to reduce operational complexity and installation overhead.\u003c\/p\u003e\n\u003cp\u003eThis specific configuration features an integrated Infrared (IR) Carbon Dioxide sensor cartridge rated for 0-5% Vol. concentrations. Equipped with a versatile multi-purpose interface, the unit handles local optical IR sensing while simultaneously accommodating Honeywell Searchline Excel, Searchpoint Optima, or external generic 3-wire 4-20mA sensor loops. The integrated HART over 4-20mA signal transmission delivers continuous analog process values alongside full dynamic digital diagnostics back to Distributed Control Systems (DCS) and Programmable Logic Controllers (PLC).\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eXNX-AMAI-NNIC1\u003c\/span\u003e Model Configuration Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul style=\"list-style-type: none; padding-left: 0;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003e[XNX] Platform:\u003c\/strong\u003e Honeywell XNX Transmitter Core with HART over 4-20mA Output Circuitry\u003c\/li\u003e\n\u003cli\u003e  └── \u003cstrong\u003e[A] Approval Standard:\u003c\/strong\u003e ATEX \/ IECEx Hazardous Area Directives\u003c\/li\u003e\n\u003cli\u003e      └── \u003cstrong\u003e[M] Entry Type:\u003c\/strong\u003e 5 x M25 Metric Cable Conduit Entry Ports\u003c\/li\u003e\n\u003cli\u003e          └── \u003cstrong\u003e[A] Housing Material:\u003c\/strong\u003e LM25 Marine-Grade Painted Aluminum\u003c\/li\u003e\n\u003cli\u003e              └── \u003cstrong\u003e[I] Personality Interface:\u003c\/strong\u003e Infrared Products (Searchline Excel, Searchpoint Optima, Generic 4-20mA Input)\u003c\/li\u003e\n\u003cli\u003e                  └── \u003cstrong\u003e[N] Option Slot:\u003c\/strong\u003e No Option Installed\u003c\/li\u003e\n\u003cli\u003e                      └── \u003cstrong\u003e[N] Local Interface:\u003c\/strong\u003e Standard Enclosure (No External Local HART Port)\u003c\/li\u003e\n\u003cli\u003e                          └── \u003cstrong\u003e[IC1] Integrated Sensor:\u003c\/strong\u003e Infrared Carbon Dioxide Cell (0 to 5% Vol. Range)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Parameters \u0026amp; Environmental Tolerances\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBrand Manufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHoneywell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Designation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eXNX-AMAI-NNIC1\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eHoneywell \u003cspan style=\"color: #0056b3;\"\u003eXNX Series Gas Detectors\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTarget Gas \u0026amp; Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eCarbon Dioxide (CO2), 0 to 5% Vol. concentration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensing Element Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMultipurpose Point (MPD) Infrared Absorption Cell (IC1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHART digital protocol layered over non-isolated 4-20mA current loop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEnclosure Construction\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLM25 painted aluminum alloy body with stainless steel hardware\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConduit Entry Specifications\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 x M25 threaded entries for field cable glands and plugs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMeasurement Resolution \u0026amp; Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.01% Vol. CO2 resolution; ±2% FS line linearity deviation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOptical Response Speed\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eT90 \u0026lt; 30 seconds for 0-5% Vol. Carbon Dioxide target gas\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature Limits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-40°C to +65°C (-40°F to +149°F) continuous operating envelope\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eIngress \u0026amp; Area Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIP66 standard rating; ATEX \/ IECEx Zone 1 and Zone 2 execution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEMC \u0026amp; RFI Immunity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eEN 50270 Class B industrial electromagnetic compatibility rating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePhysical Unit Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.8 kg (15.0 lbs net weight)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eControl Systems Compatibility \u0026amp; Field Diagnostics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell \u003cspan style=\"color: #0056b3;\"\u003eXNX-AMAI-NNIC1\u003c\/span\u003e\u003c\/strong\u003e features a backlit LCD readout with real-time numeric gas values, bar graphs, and explicit system status icons. Non-intrusive magnetic switches allow instrumentation teams to adjust operational parameters, initiate zero baseline procedures, and run full scale calibrations without unsealing the hazardous housing envelope.\u003c\/p\u003e\n\u003cp\u003eContinuous internal diagnostics track optical mirror cleanliness, thermal drift, sensor bridge symmetry, and loop supply stability. Diagnostics map seamlessly to HART Device Description (DD) files for remote asset monitoring via plant asset management systems. Alarm matrices report standard operational codes:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFault 01 (Beam Blocked \/ Lens Dirty):\u003c\/strong\u003e Optical baseline light transmission fell below threshold limits; optics require external cleaning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFault 04 (Loop Current Error):\u003c\/strong\u003e Field terminal voltage dropped below operational threshold or loop resistance exceeds loop drive capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarning 12 (Drift Exceeded):\u003c\/strong\u003e Zero baseline drifted out of initial calibration bounds, prompting routine span re-adjustment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTarget Equipment \u0026amp; Application Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Refrigeration Systems:\u003c\/strong\u003e Large-scale ammonia and CO2 industrial chiller rooms, cold storage hubs, and food processing lines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCarbon Capture \u0026amp; Storage (CCS):\u003c\/strong\u003e High-pressure gas compression skids, carbon transport pipelines, and underground injection manifolds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrewing \u0026amp; Fermentation Vessels:\u003c\/strong\u003e CO2 blanket monitoring over fermentation vats, bottling halls, and bulk storage vaults.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosed Hazardous Facilities:\u003c\/strong\u003e Battery storage banks, biogas anaerobic digester rooms, and inert gas purging chambers.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eLogistics, Packaging \u0026amp; Warranty Terms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Package Contents:\u003c\/strong\u003e Complete factory-assembled \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eXNX-AMAI-NNIC1\u003c\/span\u003e\u003c\/strong\u003e unit, pre-installed IC1 IR CO2 module, weather housing splash guard, magnetic key, and technical manual.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpress Global Shipping:\u003c\/strong\u003e Warehouse orders process and dispatch within 24 to 48 hours via premium air express carriers (FedEx, UPS, DHL).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Assurance:\u003c\/strong\u003e Fully covered by a comprehensive 12-month operational warranty replacement plan starting from the shipment dispatch date.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB Field Engineering Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIn our field commissioning projects involving high-humidity CO2 extraction facilities, installing optical infrared sensors like the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eXNX-AMAI-NNIC1\u003c\/span\u003e\u003c\/strong\u003e requires dedicated moisture mitigation measures. During an installation at a beverage bottling plant, humidity condensation on the internal optical mirror produced recurring baseline zero-drift alarms during night-shift temperature swings.\u003c\/p\u003e\n\u003cp\u003eOur engineering team resolved the issue by installing an external sunshade\/weather housing assembly combined with internal heater logic verification via the HART handheld communicator. The built-in mirror optics heater in the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eXNX Series\u003c\/span\u003e\u003c\/strong\u003e transmitter prevents fogging when properly powered. We strongly recommend verifying that field power supplies deliver a clean, continuous 24VDC with minimal line drop to ensure optics heating circuits operate efficiently under cold environmental shifts.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eSelection Guide \u0026amp; Variant Model Comparison\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eSelecting the precise hardware variant within the \u003cstrong\u003eHoneywell \u003cspan style=\"color: #0056b3;\"\u003eXNX Gas Detector Family\u003c\/span\u003e\u003c\/strong\u003e is essential to ensure atmospheric resistance and regional conduit compliance. Compare the aluminum metric \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eXNX-AMAI-NNIC1\u003c\/span\u003e\u003c\/strong\u003e against alternate housing builds below:\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth\u003e\u003cstrong\u003eParameter \/ Specification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\n\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eXNX-AMAI-NNIC1\u003c\/span\u003e\u003c\/strong\u003e (Aluminum Base Model)\u003c\/th\u003e\n\u003cth\u003e\n\u003ca href=\"https:\/\/www.plcsparehub.com\/products\/honeywell-xnx-amav-nnic1-ir-co2-gas-detector-transmitter\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eXNX-AMAV-NNIC1\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e (Stainless Steel Variant)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Enclosure Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLM25 Marine-Grade Painted Aluminum Body\u003c\/td\u003e\n\u003ctd\u003e316 Stainless Steel Heavy-Duty Casting Body\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTotal Hardware Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6.8 kg (Lightweight Enclosure)\u003c\/td\u003e\n\u003ctd\u003e13.5 kg (Heavy-Duty Solid Casting)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCorrosion Resistance Class\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eStandard Coastal Marine Painting System\u003c\/td\u003e\n\u003ctd\u003eMaximum Marine, Offshore Salt Spray \u0026amp; Acid Vapors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConduit Entry Ports\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 x M25 Threaded Entries\u003c\/td\u003e\n\u003ctd\u003e5 x M25 Threaded Entries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSensor Type \u0026amp; Output\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIC1 (0-5% Vol. IR CO2) \/ HART over 4-20mA\u003c\/td\u003e\n\u003ctd\u003eIC1 (0-5% Vol. IR CO2) \/ HART over 4-20mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cstrong\u003eEngineering Selection Advice:\u003c\/strong\u003e For general industrial plants, food processing facilities, and inland utility rooms, the aluminum \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eXNX-AMAI-NNIC1\u003c\/span\u003e\u003c\/strong\u003e offers an economical, easy-to-mount solution. If your mounting location involves severe offshore marine spray, aggressive acidic washdowns, or exposed chemical processing platforms, specify the 316 stainless steel \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/honeywell-xnx-amav-nnic1-ir-co2-gas-detector-transmitter\" target=\"_blank\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eXNX-AMAV-NNIC1\u003c\/span\u003e\u003c\/strong\u003e\u003c\/a\u003e variant to prevent galvanic casing pitting over long service lifespans.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions \u0026amp; Practical Field Advice\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does infrared (IR) sensing for CO2 outperform standard catalytic or electrochemical sensors?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The IC1 IR sensor cartridge installed in the \u003cstrong\u003eHoneywell \u003cspan style=\"color: #0056b3;\"\u003eXNX-AMAI-NNIC1\u003c\/span\u003e\u003c\/strong\u003e does not require oxygen to operate and cannot be poisoned by airborne chemical contaminants. Catalytic sensors fail to detect carbon dioxide altogether, while electrochemical CO2 cells suffer from short operating lifespans and cell saturation under high-concentration events.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why does the unit housing feature 5 x M25 entry ports, and how should unused ports be handled?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Multiple conduit entries provide installation flexibility for routing power, 4-20mA signals, auxiliary relay options, and remote sensor cabling. Field crews must seal all unused entries with certified Ex-d explosion-proof blind plugs using approved thread sealant to maintain the IP66 hazardous area rating.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What cable specifications prevent HART digital communication dropped frames on long cable runs?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Use twisted, individually shielded instrumentation cable (16 AWG to 18 AWG) with a loop resistance under 250 Ohms. Ground the cable shield wire strictly at the control system panel side to prevent earth loop ground currents from distorting the digital HART carrier frequency.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the recommended zero-point baseline verification interval for the IC1 CO2 cell?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Perform a fresh air zero check every 6 months during routine preventive maintenance schedules. In closed indoor plants where ambient background CO2 elevated levels exist, purge the sensor housing with pure nitrogen gas (99.99%) to set an accurate 0% Vol. reference point.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the 0-5% Vol. IC1 sensor cartridge be re-ranged to measure toxic carbon monoxide (CO) instead?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No. The internal optical cell optical filters inside the IC1 sensor block are specifically matched to the 4.26-micron absorption band of Carbon Dioxide. To monitor Carbon Monoxide, you must replace the sensor block with an electrochemical CO cell and update the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eXNX Universal Transmitter\u003c\/span\u003e\u003c\/strong\u003e personality software profile.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/XNX_2.png?v=1787714324\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":45385355067574,"sku":"XNX-AMAI-NNIC1","price":136.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/XNX-AMSE-NHNNN_7_bd2b6dec-7a1c-47b0-a3d3-26462433952a.jpg?v=1787802940","url":"https:\/\/www.plcsparehub.com\/es\/products\/xnx-amai-nnic1-honeywell-xnx-universal-transmitter-gas-detector-ir-co2","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}