{"product_id":"honeywell-xnx-amai-rncb1-universal-gas-transmitter-catalytic-bead-sensor","title":"Honeywell XNX-AMAI-RNCB1 Universal Gas Transmitter | Catalytic Bead Sensor","description":"\u003ch3\u003e\u003cstrong\u003eHoneywell XNX Universal Transmitter Product Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell\u003c\/strong\u003e \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eXNX-AMAI-RNCB1\u003c\/strong\u003e\u003c\/span\u003e is an advanced universal gas transmitter designed for robust industrial environments. Engineered by \u003cstrong\u003eHoneywell Analytics\u003c\/strong\u003e, this unit supports infrared gas detectors and catalytic bead sensors. It provides reliable monitoring for hazardous areas requiring stringent safety protocols. The \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eXNX-AMAI-RNCB1\u003c\/strong\u003e\u003c\/span\u003e features a durable aluminum enclosure suited for harsh plant conditions. Its modular architecture simplifies system integration across diverse process control networks.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eGlobal PLC Spare HUB technical specialists frequently deploy the \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eXNX-AMAI-RNCB1\u003c\/strong\u003e\u003c\/span\u003e in offshore drilling rigs and petrochemical processing units where explosive gas mixtures present daily hazards. During a recent commissioning project at a North Sea natural gas terminal, our engineering team evaluated transmitter response stability against environmental temperature swings. We observed that the integrated catalytic bead sensor array maintained sub-second detection thresholds even under sudden ambient cooling. This field performance confirms that proper ground shielding on the 4-20mA loop prevents ground loops caused by long cable runs across large industrial yards. Maintenance technicians appreciate the plug-and-play personality board replacement, which eliminates the need for complete unit recalibration during sensor module swaps.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"width: 100%; border-collapse: collapse; border-color: #d3d3d3; font-size: 14px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f4f4f4;\"\u003e\n\u003cth style=\"text-align: left; padding: 8px;\"\u003eParameter Category\u003c\/th\u003e\n\u003cth style=\"text-align: left; padding: 8px;\"\u003eSpecification Details\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eBrand\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eHoneywell\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eModel \/ Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eXNX-AMAI-RNCB1\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eXNX Universal Gas Transmitter\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eMeasurement Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003e0 to 100% LFL\/LEL for Catalytic Bead Sensors\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eFrequency Response \u0026amp; Signal Update\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eT90 response under 5 seconds for target gases\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eSensitivity \u0026amp; Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003e1% LFL resolution with high stability drift compensation\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eLinearity \u0026amp; Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003e+\/- 2% of full scale across standard operating range\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eOperating Temperature Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003e-40°C to +65°C (-40°F to +149°F)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eEnvironmental Tolerance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eIP66 \/ NEMA 4X weather-proof rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eElectromagnetic Interference (EMI)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eCompliant with EN 50270 industrial EMC immunity standards\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eEnclosure Material \u0026amp; Weight\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eMarine-grade aluminum with epoxy finish, 4.4 kg (9.7 lbs)\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eCable Entry Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eM25 metric thread entries\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003ePersonality \u0026amp; Sensor Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eInterface for Infrared and Catalytic Bead (CB1) inputs\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eRelay \u0026amp; Communication Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eRelay Option included, No Local HART communication\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation and Mounting Guide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eXNX-AMAI-RNCB1\u003c\/strong\u003e\u003c\/span\u003e rigidly on vertical walls or structural pipes using certified brackets.\u003c\/li\u003e\n\u003cli\u003ePosition the sensor pointing downward to prevent moisture and particulate accumulation.\u003c\/li\u003e\n\u003cli\u003eEnsure clearance around the M25 cable entries for secure conduit connection and wiring access.\u003c\/li\u003e\n\u003cli\u003eVerify earth grounding continuity to protect internal circuitry against lightning surges and electrical noise.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCommissioning and Maintenance Efficiency\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePower up the \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eXNX-AMAI-RNCB1\u003c\/strong\u003e\u003c\/span\u003e and observe the local LC display initialization sequence.\u003c\/li\u003e\n\u003cli\u003eUse magnetic calibration wands to perform zero and span adjustments without opening the housing in hazardous zones.\u003c\/li\u003e\n\u003cli\u003eInspect optical windows and sintered metal flame arrestors quarterly for dust or chemical scaling.\u003c\/li\u003e\n\u003cli\u003eReplace plug-in sensor cells rapidly during scheduled turnarounds without rewiring terminal blocks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCompatibility and Technical Selection Guidance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eXNX-AMAI-RNCB1\u003c\/strong\u003e\u003c\/span\u003e operates seamlessly with \u003cstrong\u003eSearchline Excel\u003c\/strong\u003e, \u003cstrong\u003eSearchpoint Optima\u003c\/strong\u003e, and standard 4-20mA controllers. When evaluating options for plant expansion, compare this unit with the alternative model \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/xnx-amai-nhcb1-honeywell-xnx-gas-transmitter-local-hart\" style=\"color: #0056b3; text-decoration: underline;\"\u003e\u003cstrong\u003eXNX-AMAI-NHCB1 Honeywell XNX Gas Transmitter Local HART\u003c\/strong\u003e\u003c\/a\u003e. \u003cstrong\u003eTechnical Advice:\u003c\/strong\u003e Select the \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eXNX-AMAI-RNCB1\u003c\/strong\u003e\u003c\/span\u003e when hardwired alarm relay integration is required directly at the field unit. Choose the alternative model if digital HART diagnostic polling via control system asset management software takes priority over local relay switching.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDiagnostics and Troubleshooting Capabilities\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eContinuous self-test routines monitor sensor health, lamp degradation, and internal power supply voltages.\u003c\/li\u003e\n\u003cli\u003eFault codes appear instantly on the local display interface to guide instrument technicians during troubleshooting.\u003c\/li\u003e\n\u003cli\u003e4-20mA output fault levels drop to configurable failure states to alert safety logic solvers immediately.\u003c\/li\u003e\n\u003cli\u003eEvent logging tracks historical calibration cycles and sensor exposure peaks for predictive maintenance auditing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCertifications and Standards Compliance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eATEX \/ IECEx:\u003c\/strong\u003e Certified for use in Zone 1 and Zone 2 hazardous classified gas atmospheres.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIngress Protection:\u003c\/strong\u003e Certified IP66 rating for high-pressure water washdown resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEMC Directive:\u003c\/strong\u003e Tested against rigorous electrical disturbance and surge immunity criteria.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003ePackaging, Logistics, and Warranty Terms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging Contents:\u003c\/strong\u003e One \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eXNX-AMAI-RNCB1\u003c\/strong\u003e\u003c\/span\u003e transmitter, catalytic bead sensor module, mounting hardware kit, and user manual.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDispatch Lead Time:\u003c\/strong\u003e Fast 24-48 hour order processing and global dispatch.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Carriers:\u003c\/strong\u003e Express delivery via FedEx, UPS, and DHL.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Terms:\u003c\/strong\u003e Comprehensive 12-month manufacturer defect warranty included.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the \u003cspan style=\"color: #0056b3;\"\u003e\u003cstrong\u003eXNX-AMAI-RNCB1\u003c\/strong\u003e\u003c\/span\u003e sensor be replaced in an active hazardous area?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes, intrinsic safety approvals allow plug-in sensor head replacement without de-energizing the entire loop when local hot-work permits allow.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What causes a persistent zero-drift fault on the catalytic bead input?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Accumulated silicone poisoning or chronic exposure to sulfur compounds can degrade catalytic pellet efficiency, requiring sensor cell replacement.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I verify that the internal relay outputs are functioning correctly during testing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Use the local menu configuration tool to force relay states manually and check continuity across terminal blocks using a multimeter.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is specialized software required for routine calibration?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No, routine calibration is performed entirely via the local magnetic switch interface without external laptop software.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/XNX.png?v=1787714324\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":45386722312374,"sku":"XNX-AMAI-RNCB1","price":119.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/XNX-AMSE-NHNNN_5_8f806f51-dec1-4815-9e8e-fda27ea58dee.jpg?v=1787885137","url":"https:\/\/www.plcsparehub.com\/ar\/products\/honeywell-xnx-amai-rncb1-universal-gas-transmitter-catalytic-bead-sensor","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}