{"product_id":"sx-gccsa-series-副本","title":"SX-GH2STMA Series","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cdiv\u003e\n\u003cspan\u003eThe SX-GH2STMA hydrogen sulfide gas detection sensor is a potentiostatic \u003c\/span\u003e\u003cspan\u003eelectrochemical sensor. Hydrogen sulfide and oxygen undergo oxidation-reduction \u003c\/span\u003e\u003cspan\u003ereactions at the working electrode and counter electrode, respectively, generating an \u003c\/span\u003e\u003cspan\u003eelectrical current. The generated current is proportional to the hydrogen sulfide \u003c\/span\u003e\u003cspan\u003econcentration, allowing the H\u003c\/span\u003e\u003cspan\u003e₂\u003c\/span\u003e\u003cspan\u003eS concentration to be determined by measuring the output \u003c\/span\u003e\u003cspan\u003ecurrent.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan\u003e\u003c\/span\u003e\u003cbr\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eMain Features\u003c\/h2\u003e\n\u003cul type=\"disc\" style=\"margin-top: 0cm;\"\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eHigh Accuracy , Long Service Life\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003eFast Response , Fast Recovery\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\n\u003cspan\u003eSmall Size\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003e\u003cspan\u003elow power consumption, high sensitivity\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eWide Linear Range\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eStrong Anti-Interference Capability\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cdiv\u003e\u003cspan\u003eHigh Repeatability and stability\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Application\u003c\/h2\u003e\n\u003ctable style=\"width: 98.777%; height: 93.8px;\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"height: 57.325px;\"\u003e\n\u003ctd style=\"width: 45.1222%; height: 57.325px;\"\u003e\n\u003cdiv\u003e\u003cspan\u003eHydrogen sulfide alarms and detectors\u003c\/span\u003e\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 54.6719%; height: 57.325px;\"\u003e\n\u003cdiv\u003e\n\u003cspan\u003eIndustrial site H\u003c\/span\u003e\u003cspan\u003e₂\u003c\/span\u003e\u003cspan\u003eS gas detection\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 36.475px;\"\u003e\n\u003ctd style=\"width: 45.1222%; height: 36.475px;\"\u003e\n\u003cdiv\u003e\n\u003cspan\u003e Mine H\u003c\/span\u003e\u003cspan\u003e₂\u003c\/span\u003e\u003cspan\u003eS detection\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 54.6719%; height: 36.475px;\"\u003e\n\u003cdiv\u003e\n\u003cspan\u003e Ambient air H\u003c\/span\u003e\u003cspan\u003e₂\u003c\/span\u003e\u003cspan\u003eS detection\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eTechnical Data\u003c\/h2\u003e\n\u003ctable style=\"width: 99.953%; height: 1234.6px;\" cellpadding=\"0\" cellspacing=\"4\" border=\"0\" class=\"MsoNormalTable\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"break-inside: avoid; height: 34px;\"\u003e\n\u003ctd colspan=\"2\" style=\"width: 99.1815%; height: 34px;\"\u003e\u003cstrong\u003eMeasurement\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"break-inside: avoid; height: 39.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 39.2px;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 39.2px;\"\u003eSX-GH2STMA Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"break-inside: avoid; height: 39.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 39.2px;\"\u003eDetection Principle\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 39.2px;\"\u003eElectrochemical, 3-electrode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"break-inside: avoid; height: 73.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 73.2px;\"\u003eDetection Gas\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 73.2px;\"\u003eHydrogen sulfide (H₂S)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 39.2px;\"\u003eDetection Range\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 39.2px;\"\u003e0–100 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 39.2px;\"\u003eMaximum Load Concentration\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 39.2px;\"\u003e200 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"break-inside: avoid; height: 53.6px;\"\u003e\n\u003ctd colspan=\"2\" style=\"width: 99.1815%; height: 53.6px;\"\u003e\u003cstrong\u003eSensitivity \u0026amp; Stability\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 73.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 73.2px;\"\u003eSensitivity\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 73.2px;\"\u003e145 ± 25 nA\/ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"break-inside: avoid; height: 39.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 39.2px;\"\u003eZero Drift\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 39.2px;\"\u003e±2 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 19.6px;\"\u003eResolution\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 19.6px;\"\u003e0.5 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 19.6px;\"\u003eRepeatability\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 19.6px;\"\u003e\u0026lt; ±2%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 39.2px;\"\u003eLong-Term Stability\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 39.2px;\"\u003e\u0026lt;2% signal\/month\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 19.6px;\"\u003eLinearity\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 19.6px;\"\u003eLinear, regression coefficient R² = 0.999\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd colspan=\"2\" style=\"width: 99.1815%; height: 19.6px;\"\u003e\u003cstrong\u003eResponse\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 39.2px;\"\u003eResponse Time\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 39.2px;\"\u003e\u0026lt; 30 s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd colspan=\"2\" style=\"width: 99.1815%; height: 19.6px;\"\u003e\u003cstrong\u003eStability \u0026amp; Service Life\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 39.2px;\"\u003eShelf Life\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 39.2px;\"\u003e12 months after delivery\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 39.2px;\"\u003eService Life\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 39.2px;\"\u003e2 years\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd colspan=\"2\" style=\"width: 99.1815%; height: 19.6px;\"\u003e\u003cstrong\u003eElectrical\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 19.6px;\"\u003eBias Voltage\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 19.6px;\"\u003e0 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 19.6px;\"\u003eLoad Resistance\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 19.6px;\"\u003e5–30 Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd colspan=\"2\" style=\"width: 99.1815%; height: 19.6px;\"\u003e\u003cstrong\u003eEnvironmental Conditions\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 39.2px;\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 39.2px;\"\u003e−30°C to +50°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 39.2px;\"\u003eOperating Humidity\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 39.2px;\"\u003e15–90% RH, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 39.2px;\"\u003eOperating Pressure\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 39.2px;\"\u003e90–110 kPa\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd colspan=\"2\" style=\"width: 99.1815%; height: 19.6px;\"\u003e\u003cstrong\u003eMechanical Data\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 39.2px;\"\u003eOverall Diameter\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 39.2px;\"\u003eØ14 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 58.8px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 58.8px;\"\u003eSensing Opening Diameter\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 58.8px;\"\u003eØ9 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 19.6px;\"\u003eBody Height\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 19.6px;\"\u003e9.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 39.2px;\"\u003ePin Length\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 39.2px;\"\u003e3.5 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 19.6px;\"\u003ePin Diameter\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 19.6px;\"\u003eØ0.8 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 39.2px;\"\u003eDimensional Tolerance\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 39.2px;\"\u003e±0.2 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd colspan=\"2\" style=\"width: 99.1815%; height: 19.6px;\"\u003e\u003cstrong\u003eCross Interference\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 40.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 40.2px;\"\u003eCarbon Monoxide CO\u003cbr\u003e\n\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 40.2px;\"\u003e0.75 ppm H₂S displayed value at 100 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 39.2px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 39.2px;\"\u003eSulfur Dioxide SO₂\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 39.2px;\"\u003e2 ppm H₂S displayed value at 20 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"height: 19.6px;\"\u003e\n\u003ctd style=\"width: 24.3139%; height: 19.6px;\"\u003eHydrogen H₂\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%; height: 19.6px;\"\u003e1.5 ppm H₂S displayed value at 1000 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.3139%;\"\u003eAmmonia NH₃\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%;\"\u003e−1 ppm H₂S displayed value at 50 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"width: 24.3139%;\"\u003eNitrogen Dioxide NO₂\u003c\/td\u003e\n\u003ctd style=\"width: 74.8676%;\"\u003e−1 ppm H₂S displayed value at 5 ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eCertifications \u0026amp; Compliance\u003c\/h2\u003e\n\u003cp style=\"white-space: nowrap;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0966\/2362\/4490\/files\/b1.3.png?v=1785304108\" alt=\"\" style=\"display: inline-block; vertical-align: middle;\"\u003e \u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0966\/2362\/4490\/files\/b1.2.png?v=1785304108\" alt=\"\" style=\"display: inline-block; vertical-align: middle;\"\u003e \u003c\/p\u003e","brand":"SensorsX","offers":[{"title":"SX-GH2STMA-320（Gas range 0-100PPM）","offer_id":52161082196266,"sku":null,"price":18.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/2362\/4490\/files\/p.3-1_99ffa27c-ec71-4346-88fa-2e43ad0e83ee.png?v=1785748788","url":"https:\/\/sensorsx.com\/es\/products\/sx-gccsa-series-%e5%89%af%e6%9c%ac","provider":"SensorsX","version":"1.0","type":"link"}