{"product_id":"honeywell-xnxxsh1ss-h2s-sensor-electrochemical-gas-cartridge","title":"Honeywell XNXXSH1SS H2S Sensor | Electrochemical Gas Cartridge","description":"\u003ch2\u003e\u003cb\u003eHoneywell XNXXSH1SS Smart Electrochemical H2S Gas Sensor Assembly\u003c\/b\u003e\u003c\/h2\u003e\n\n\u003cp\u003ePlant engineers choose the \u003cb\u003eHoneywell XNXXSH1SS\u003c\/b\u003e smart sensor module for high-precision toxic hydrogen sulphide gas detection in severe industrial locations. \u003cb\u003eHoneywell\u003c\/b\u003e builds this reliable unit to protect workers near oil refineries, chemical plants, and wastewater facilities. The rugged 316 stainless steel body withstands harsh environmental conditions while delivering accurate real-time gas level telemetry.\u003c\/p\u003e\n\n\u003ch3\u003e\u003cb\u003eCore 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\u003eXNXXSH1SS\u003c\/b\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eTarget Gas Type:\u003c\/b\u003e Hydrogen Sulphide (H₂S) low concentration range\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\u003eSelectable Full Scale Range:\u003c\/b\u003e \u003cspan style=\"color: #d9534f;\"\u003e10.0 to 50.0 ppm\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eDefault Factory Measurement Range:\u003c\/b\u003e \u003cspan style=\"color: #d9534f;\"\u003e15.0 ppm full scale\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eLower Detectable Limit:\u003c\/b\u003e \u003cspan style=\"color: #28a745;\"\u003e1.0 ppm minimum threshold\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eMeasurement Resolution:\u003c\/b\u003e 0.1 ppm incremental steps\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eMeasurement Accuracy:\u003c\/b\u003e \u003cspan style=\"color: #28a745;\"\u003eBetter than ±0.3 ppm variance\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eResponse Time Speed (T50):\u003c\/b\u003e \u003cspan style=\"color: #28a745;\"\u003eLess than 20 seconds\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eResponse Time Speed (T90):\u003c\/b\u003e \u003cspan style=\"color: #28a745;\"\u003eLess than 30 seconds\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eOperating Temperature Range:\u003c\/b\u003e \u003cspan style=\"color: #d9534f;\"\u003e-40°C to 55°C (-40°F to 131°F)\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eSelectable Calibration Gas Range:\u003c\/b\u003e 30% to 70% of selected full scale value\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eDefault Calibration Target Point:\u003c\/b\u003e 10 ppm test concentration\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eHousing Material Construction:\u003c\/b\u003e \u003cspan style=\"color: #0056b3;\"\u003e316 Heavy-Duty Stainless Steel (SS)\u003c\/span\u003e\n\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eEnvironmental Immunity:\u003c\/b\u003e High resistance against humidity changes and ambient temperature swings\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eCross Interference Capability:\u003c\/b\u003e Built-in selective filter layer minimizes false alarms from non-target gases\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eLinear Output Performance:\u003c\/b\u003e Exceptional linear signal drift control across the full operational temperature span\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eHardware Compatibility:\u003c\/b\u003e Fits XNX Universal Transmitter and Series 3000 MkII\/MkIII fixed platforms\u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eShipping Weight:\u003c\/b\u003e \u003cspan style=\"color: #28a745;\"\u003e4.0 kg overall mass\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cb\u003eKey Product Engineering Advantages\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eTechnicians complete fast field replacements without turning off main transmitter electrical power lines.\u003c\/li\u003e\n  \u003cli\u003ePre-loaded factory calibration data streamlines field setup and reduces manual configuration labor time.\u003c\/li\u003e\n  \u003cli\u003eExtreme negative temperature resistance ensures stable performance during severe outdoor winter climate conditions.\u003c\/li\u003e\n  \u003cli\u003eSuperior signal linearity maintains measurement consistency across all target toxic concentration levels.\u003c\/li\u003e\n  \u003cli\u003eHeavy stainless steel housing provides mechanical protection against physical impact and corrosive chemical atmospheres.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cb\u003ePart Number Suffix Structure\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cb\u003eXNX Series Universal Platform Base:\u003c\/b\u003e\n    \u003cul\u003e\n      \u003cli\u003e\n\u003cb\u003eS Option Code:\u003c\/b\u003e Electrochemical Sensor Type Category\n        \u003cul\u003e\n          \u003cli\u003e\n\u003cb\u003eH1 Designation:\u003c\/b\u003e Low Range Hydrogen Sulphide (H₂S) Gas Cell\n            \u003cul\u003e\n              \u003cli\u003e\n\u003cb\u003eSS Suffix:\u003c\/b\u003e 316 Stainless Steel Corrosion Resistant Body Housing\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 and Mounting Guide\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eVerify that the transmitter housing threads remain clean before inserting the new sensor module.\u003c\/li\u003e\n  \u003cli\u003eAlign the internal connecting pins carefully to ensure proper contact during the hand installation process.\u003c\/li\u003e\n  \u003cli\u003eThread the sensor assembly firmly into the junction box port to secure proper explosion-proof sealing.\u003c\/li\u003e\n  \u003cli\u003eApply system power and allow the electrochemical cell adequate warmup time before performing gas testing.\u003c\/li\u003e\n  \u003cli\u003eConduct a zero calibration baseline check after temperature stabilization completes inside the transmitter enclosure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e\u003cb\u003ePackage Contents and Global Shipping\u003c\/b\u003e\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eOne \u003cb\u003eHoneywell XNXXSH1SS\u003c\/b\u003e smart electrochemical hydrogen sulphide gas sensor cartridge assembly\u003c\/li\u003e\n  \u003cli\u003eHeavy-duty protective shock-proof transport box with moisture barrier lining packaging material\u003c\/li\u003e\n  \u003cli\u003eExpress global door-to-door delivery options available through \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\n\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\u003eHow does the sensor handle sudden temperature drops down to -40°C in outdoor installations?\u003c\/b\u003e\n    \u003cul\u003e\n      \u003cli\u003eInternal thermal compensation circuitry automatically adjusts sensor response to maintain accurate toxic gas readings.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eCan hydrocarbon vapors in processing plants trigger false toxic alarms on this device?\u003c\/b\u003e\n    \u003cul\u003e\n      \u003cli\u003eSelective electrochemical technology prevents unwanted cross-sensitivity interference from general hydrocarbon chemical vapors.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eWhat is the recommended recalibration interval for maintaining optimum accuracy in field service?\u003c\/b\u003e\n    \u003cul\u003e\n      \u003cli\u003eMaintenance teams typically schedule calibration checks every six months according to standard safety plant guidelines.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eDoes this smart cartridge require manual pin configuration during field hot-swapping procedures?\u003c\/b\u003e\n    \u003cul\u003e\n      \u003cli\u003eThe pre-configured internal memory automatically uploads sensor operating parameters directly to the connected host transmitter.\u003c\/li\u003e\n    \u003c\/ul\u003e\n  \u003c\/li\u003e\n  \u003cli\u003e\n\u003cb\u003eWhat steps prevent moisture ingress into the sensor cell during high humidity operations?\u003c\/b\u003e\n    \u003cul\u003e\n      \u003cli\u003eIntegrated hydrophobic membrane barriers shield internal electronic components from high moisture exposure while letting gas enter.\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":52710203654426,"sku":"XNXXSH1SS","price":263.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0873\/6240\/4634\/files\/XNXXSH1SS.jpg?v=1787019294","url":"https:\/\/www.ubestplc.com\/products\/honeywell-xnxxsh1ss-h2s-sensor-electrochemical-gas-cartridge","provider":"Ubest Automation Limited","version":"1.0","type":"link"}