{"product_id":"midas-e-h2x-honeywell-midas-gas-detector-sensor-cartridge","title":"MIDAS-E-H2X Honeywell Midas Gas Detector Sensor Cartridge","description":"\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eMIDAS-E-H2X Honeywell Midas Hydrogen Gas Sensor Cartridge Technical Specifications\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eHoneywell MIDAS-E-H2X\u003c\/span\u003e\u003c\/strong\u003e is a plug-and-play, 3-electrode electrochemical sensor cartridge engineered for high-precision detection of trace Hydrogen ($H_2$) gas leaks. Designed strictly for the Honeywell Midas transmitter series, this cartridge utilizes an internal micro-amperometric cell that generates a linear current output proportional to the partial pressure of ambient Hydrogen. The \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eMIDAS-E-H2X\u003c\/span\u003e\u003c\/strong\u003e features a calibrated measuring scale of 0 to 1000 ppm with a baseline resolution of 5 ppm, ensuring early-stage monitoring below standard lower explosive limits (LEL). Its integrated factory-coded EEPROM stores calibration offsets, serial tracking numbers, and manufacturing dates, enabling instant transmitter synchronization upon field installation without requiring manual gas adjustments.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eGlobal PLC Spare HUB's Insight\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIn high-purity industrial loops like semiconductor cleanrooms and battery storage rooms, tracking ambient $H_2$ levels requires continuous stability to avoid false alarm cross-tripping. The \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eHoneywell MIDAS-E-H2X\u003c\/span\u003e\u003c\/strong\u003e addresses this via its internal reference electrode, which stabilizes baseline drifting even under fluctuating humidity profiles (10% to 90% RH). Compared to older solid-state sensors that suffer from thermal runaway, the 3-electrode chemistry maintains a zero-drift profile of less than 0.17 ppm\/°C. Plant engineers can leverage this predictability to extend calibration intervals up to 6 months, lowering the total cost of ownership across active gas safety infrastructures.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eSensor Architecture \u0026amp; Key Parametric Data\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe operational framework of the \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eMIDAS-E-H2X\u003c\/span\u003e\u003c\/strong\u003e sensor is defined by the following electrical and environmental boundaries:\u003c\/p\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 15px 0;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd; text-align: left;\"\u003eEngineering Classification\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd; text-align: left;\"\u003eOperational Threshold Value\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eBrand Manufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eHoneywell Analytics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCartridge Model Code\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eMIDAS-E-H2X\u003c\/span\u003e\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDetection Technology\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e3-Electrode Electrochemical Cell\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eCalibrated Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0 to 1000 ppm Hydrogen ($H_2$)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLower Detection Limit (LDL)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e90 ppm baseline threshold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eMinimum Alarm 1 Setpoint\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e120 ppm factory default target\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eDynamic Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e5 ppm incremental step\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eResponse Time ($t_{62.5}$)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eLess than or equal to 50 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eLoop Linearity \u0026amp; Repeatability\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eWithin \u0026lt;±5% of active measured value\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eOperating Temperature Scope\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e0°C to +40°C (32°F to 104°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eAmbient Pressure Window\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e90 kPa to 110 kPa absolute pressure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003e\u003cstrong\u003eTypical Cell Life Expectancy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eGreater than or equal to 24 months under normal deployment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eTarget Applications \u0026amp; Machine Scenarios\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eMIDAS-E-H2X\u003c\/span\u003e\u003c\/strong\u003e module provides dedicated toxic and explosive risk protection in these primary settings:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSemiconductor Fabrication Plants:\u003c\/strong\u003e Monitors gas cabinets, chemical vapor deposition (CVD) tools, and exhaust gas lines utilizing Hydrogen process streams.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Energy Storage Systems (BESS):\u003c\/strong\u003e Detects off-gas indicators during thermal runaway anomalies in lithium-ion and lead-acid battery banks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustrial Electrolyzer Skids:\u003c\/strong\u003e Integrates into automated machinery cells dedicated to green Hydrogen generation and gas bottling distribution points.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMetallurgical Heat-Treating Furnaces:\u003c\/strong\u003e Tracks ambient escape levels in annealing furnaces using reducing atmospheres.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eDiagnostic Capacities \u0026amp; Signal Validation\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectronic End-of-Life Counter:\u003c\/strong\u003e Continuously syncs data with the Midas transmitter to monitor operational days and project remaining cell life.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectronic Cartridge Validation:\u003c\/strong\u003e Validates internal sensor bridge continuity automatically upon initialization, generating \"Fault Code F01\" if cell impedance degrades.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Compensating Matrix:\u003c\/strong\u003e The transmitter reads the cartridge's temperature tracking diode, compensating for sensitivity swings (\u0026lt;±3% of value\/°C) in real time.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFast System Warm-Up:\u003c\/strong\u003e Reaches full analytical stabilization in less than 10 minutes from a cold power-on sequence.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eProcurement, Warranty, \u0026amp; Global Logistics Logistics\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory Fresh Storage Assurance:\u003c\/strong\u003e All inventory cells are held in temperature-regulated facilities (+5°C to +25°C) to prevent premature electrolyte evaporation prior to deployment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Safeguard:\u003c\/strong\u003e Covered by a comprehensive 12-month industrial quality warranty starting from the physical delivery date.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpedited Air Freight:\u003c\/strong\u003e Global shipping is fulfilled via premier international carriers including DHL, FedEx, and UPS.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrder Handling Speed:\u003c\/strong\u003e Standard warehouse units are packed and tracking details uploaded within 24 to 48 hours of confirmation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003e\u003cspan style=\"color: #0056b3;\"\u003eFrequently Asked Questions\u003c\/span\u003e\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow can field engineers verify that the internal sensor electrolyte has not degraded over time?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003ePerform a standardized bump test or full calibration cycle using certified Hydrogen target gas. If the transmitter displays an \"Under Sensitive\" error or fails to reach the 90 ppm lower detection threshold during testing, the internal electrochemical chemistry has depleted, and the cartridge must be replaced.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this cell be safely used in sub-zero applications like outdoor cryogenic storage yards?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo, this model is certified for an operating temperature range of 0°C to +40°C. Deploying the cartridge below 0°C risks freezing the aqueous electrolyte matrix, which causes slow response times, false baseline shifts, or physical leakage through the cell membranes.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the proper procedure for storing spare cartridges to ensure maximum shelf life?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKeep the spare cells sealed in their original bags and store them in a cool environment between +5°C and +25°C. Never unpack a cartridge until the moment of installation, as exposure to dry air accelerates the gradual dehydration of the internal electrochemical cell.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWill exposure to background solvents like Isopropyl Alcohol (IPA) trigger false alarms on this sensor?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, electrochemical cells can cross-react with other oxidizable vapors like alcohols, Carbon Monoxide, or unsaturated hydrocarbons. In cleanroom environments, it is recommended to space sensors away from tool washdown stations to prevent false high alarms.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the technical significance of the 3-electrode design compared to older 2-electrode modules?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe third electrode acts as a reference point that maintains a stable internal bias voltage against the working electrode. This prevents the sensor baseline from drifting when gas concentrations change rapidly, allowing for more consistent accuracy over its 24-month lifespan.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/MIDAS-E-H2X.png?v=1783933296\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":45258443817142,"sku":"MIDAS-E-H2X","price":103.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/MIDAS-E-H2X.jpg?v=1783933281","url":"https:\/\/www.plcsparehub.com\/products\/midas-e-h2x-honeywell-midas-gas-detector-sensor-cartridge","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}