{"product_id":"honeywell-xnxxsg1ss-hydrogen-gas-sensor-electrochemical-assembly","title":"Honeywell XNXXSG1SS Hydrogen Gas Sensor | Electrochemical Assembly","description":"\u003ch2\u003e\u003cb\u003eHoneywell XNXXSG1SS Electrochemical Hydrogen Sensor Assembly Overview\u003c\/b\u003e\u003c\/h2\u003e\n\n\u003cp\u003eEngineering teams rely on the \u003cb\u003eHoneywell XNXXSG1SS\u003c\/b\u003e electrochemical sensor assembly for precise hydrogen detection in harsh industrial plant environments. \u003cb\u003eHoneywell\u003c\/b\u003e designs this specialized unit to pair seamlessly with the XNX Universal Transmitter and Series 3000 MkII\/MkIII fixed transmitters. The rugged stainless steel housing protects internal smart electronics, allowing rapid field replacement without shutting down transmitter power.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cb\u003eKey Product Technical Specifications\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cb\u003eManufacturer:\u003c\/b\u003e \u003cspan style=\"color: #0056b3;\"\u003eHoneywell\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003ePart Number:\u003c\/b\u003e \u003cspan style=\"color: #0056b3;\"\u003e\u003cb\u003eXNXXSG1SS\u003c\/b\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eTarget Gas Type:\u003c\/b\u003e Hydrogen (H₂) low-range concentration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eDetection Technology:\u003c\/b\u003e \u003cspan style=\"color: #0056b3;\"\u003eElectrochemical Smart Sensor Assembly\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eDefault Measurement Range:\u003c\/b\u003e \u003cspan style=\"color: #d9534f;\"\u003e0 to 1,000 ppm\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eLower Detectable Limit:\u003c\/b\u003e 30 ppm concentration threshold\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eCalibration Gas Range:\u003c\/b\u003e 30% to 70% of selected full scale range\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eDefault Factory Calibration Point:\u003c\/b\u003e 500 ppm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eResponse Speed (T50):\u003c\/b\u003e \u003cspan style=\"color: #28a745;\"\u003eLess than 60 seconds\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eResponse Speed (T90):\u003c\/b\u003e \u003cspan style=\"color: #28a745;\"\u003eLess than 90 seconds\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eMeasurement Accuracy:\u003c\/b\u003e Better than ±8 ppm variation\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eOperating Temperature Tolerances:\u003c\/b\u003e \u003cspan style=\"color: #d9534f;\"\u003e-20°C to 55°C (-4°F to 131°F)\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eHousing Material Construction:\u003c\/b\u003e \u003cspan style=\"color: #0056b3;\"\u003e316 Stainless Steel (SS)\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eTransmitter Hardware Compatibility:\u003c\/b\u003e XNX Universal and Series 3000 MkII\/MkIII Systems\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eShipping Package Weight:\u003c\/b\u003e \u003cspan style=\"color: #28a745;\"\u003e4.0 kg total mass\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cb\u003eSuffix Identification Structure\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cb\u003eXNX Series Base Code:\u003c\/b\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cb\u003eS Option:\u003c\/b\u003e\n        \u003cul\u003e\n          \u003cli\u003e\n\u003cb\u003eG1 Designation:\u003c\/b\u003e\n            \u003cul\u003e\n              \u003cli\u003e\n\u003cb\u003eSS Suffix:\u003c\/b\u003e Stainless Steel heavy-duty enclosure\u003c\/li\u003e\n            \u003c\/ul\u003e\n          \u003c\/li\u003e\n        \u003c\/ul\u003e\n      \u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cb\u003eField Installation Guidelines\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eInspect transmitter threads and thread compound before screwing the sensor module into the housing port.\u003c\/li\u003e\n  \u003cli\u003eAlign internal pin connectors carefully to prevent physical damage during the initial insertion process.\u003c\/li\u003e\n  \u003cli\u003eTighten the stainless steel sensor cell firmly to preserve overall explosion-proof system integrity.\u003c\/li\u003e\n  \u003cli\u003eUtilize hot-swap capabilities safely while following facility electrical and hazardous area safety protocols.\u003c\/li\u003e\n  \u003cli\u003eAllow proper warmup time after mounting before performing zero and span gas calibration routines.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cb\u003ePackage Contents and Logistics\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSingle unit \u003cb\u003eHoneywell XNXXSG1SS\u003c\/b\u003e electrochemical hydrogen sensor module assembly\u003c\/li\u003e\n  \u003cli\u003eProtective anti-static and shock-absorbent transport packaging container\u003c\/li\u003e\n  \u003cli\u003eGlobal express shipping partners include \u003cspan style=\"color: #0056b3;\"\u003eFedEx\u003c\/span\u003e, \u003cspan style=\"color: #0056b3;\"\u003eUPS\u003c\/span\u003e, and \u003cspan style=\"color: #0056b3;\"\u003eDHL\u003c\/span\u003e options\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cb\u003eFrequently Asked Questions\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cb\u003eDoes the unit require full system shutdown during field replacement?\u003c\/b\u003e\n    \u003cul\u003e\n      \u003cli\u003eTechnicians can hot-swap the internal pre-configured smart sensor assembly without interrupting main transmitter power supply lines.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eWhich gas detector platforms accept this specific sensor model?\u003c\/b\u003e\n    \u003cul\u003e\n      \u003cli\u003eThe unit connects directly to \u003cb\u003eHoneywell\u003c\/b\u003e XNX Universal Transmitters along with Series 3000 MkII and MkIII fixed detectors.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eWhat physical material composes the outer protective sensor housing?\u003c\/b\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cb\u003eHoneywell\u003c\/b\u003e manufactures the outer body using corrosion-resistant stainless steel for maximum mechanical durability in aggressive environments.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cb\u003e© 2026 Ubest Automation Limited. \u003ca href=\"https:\/\/www.ubestplc.com\/\" target=\"_blank\"\u003ehttps:\/\/www.ubestplc.com\/\u003c\/a\u003e All rights reserved.\u003c\/b\u003e\u003cbr\u003e\nContact: \u003ca href=\"mailto:sales@ubestplc.com\"\u003esales@ubestplc.com\u003c\/a\u003e | \u003ca href=\"https:\/\/wa.me\/8618030005825\" target=\"_blank\"\u003e+86 86 180 3000 5825\u003c\/a\u003e\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":52710147817754,"sku":"XNXXSG1SS","price":163.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/6240\/4634\/files\/XNXXSG1SS_791f9378-e0c8-4410-a88b-054bea4e0302.jpg?v=1787019356","url":"https:\/\/www.ubestplc.com\/products\/honeywell-xnxxsg1ss-hydrogen-gas-sensor-electrochemical-assembly","provider":"Ubest Automation Limited","version":"1.0","type":"link"}