{"product_id":"fixed-hydrogen-cyanide-hcn-gas-detector-0-to-10-20-50-100-ppm","title":"Fixed Hydrogen Cyanide (HCN) Gas Detector, 0 to 10\/20\/50\/100 ppm","description":"\u003cdiv class=\"short-description\"\u003eLow price HCN hydrogen cyanide fixed gas detector, 0 to 10\/20\/50\/100 ppm, with alarm light is a kind of monitoring gas concentration in different kinds of situations or pipelines 24h continuously wall mounted type gas detector. Powered by 24V DC, with 4-20mA, RS485, relay signal output.\u003c\/div\u003e\n\u003cdiv class=\"short-description\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"short-description\"\u003e\n\u003cp\u003eATO fixed HCN hydrogen cyanide gas detector uses high quality sensors, and advanced micro-process technology, with data display and high\/low alarm, fast response, high precision and good stability. Explosion proof, suitable for different kinds of situations.\u003c\/p\u003e\n\u003ch3\u003eSpecification\u003cbr\u003e\u003cbr\u003e\n\u003c\/h3\u003e\n\u003ctable width=\"100%\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd width=\"30%\"\u003eModel\u003c\/td\u003e\n\u003ctd width=\"70%\"\u003eGD300-HCN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDetection Principle\u003c\/td\u003e\n\u003ctd\u003eElectrochemistry\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGas\u003c\/td\u003e\n\u003ctd\u003eHydrogen Cyanide (HCN)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRange (Optional)\u003c\/td\u003e\n\u003ctd\u003e0 to 10ppm, 0 to 20ppm, 0 to 50ppm, 0 to 100ppm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResolution\u003c\/td\u003e\n\u003ctd\u003e0.01ppm(0-10\/20\/50ppm), 0.1ppm(0-100ppm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCalibration Kit\u003c\/td\u003e\n\u003ctd\u003eGas pressure regulator (calibration gas cylinder NOT included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccuracy\u003c\/td\u003e\n\u003ctd\u003e≤±3% F.S.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eResponse Time\u003c\/td\u003e\n\u003ctd\u003e≤10s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRepeatability\u003c\/td\u003e\n\u003ctd\u003e≤±1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRecovery Time\u003c\/td\u003e\n\u003ctd\u003e≤10s\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLinearity Error\u003c\/td\u003e\n\u003ctd\u003e≤±1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eZero Shift\u003c\/td\u003e\n\u003ctd\u003e≤±1% (F.S.\/year)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Output (Optional)\u003c\/td\u003e\n\u003ctd\u003e4-20mA and RS485\u003cbr\u003eRelay output: one group of relay output (1NO+1NC, 24V 100mA) for one alarm (default), or two groups of relay output (2NO+2NC, 24V 100mA) for high\/low alarm (optional).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlarms\u003c\/td\u003e\n\u003ctd\u003eSound, light\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eHigh light nixie tube display\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInstallation\u003c\/td\u003e\n\u003ctd\u003eWall-mounted, piping type, flow-type (according to the detected environment)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnection\u003c\/td\u003e\n\u003ctd\u003ePower connection type: G1\/2 male thread explosion-proof flexible pipe\u003cbr\u003ePipe-mounted type: M45*P2.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Time\u003c\/td\u003e\n\u003ctd\u003e24h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eExplosion-proof Grade\u003c\/td\u003e\n\u003ctd\u003eⅡ 2G Ex ia Ⅱ CT4 Ga\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Grade\u003c\/td\u003e\n\u003ctd\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eCE, ATEX (Standard: EN IEC 60079-0:2018, EN 60079-1:2014)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWorking Voltage\u003c\/td\u003e\n\u003ctd\u003e12-36V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCase Material\u003c\/td\u003e\n\u003ctd\u003eDie-casting aluminum housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-20℃~50℃\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Humidity\u003c\/td\u003e\n\u003ctd\u003e0~95%RH (non-condensing)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimension\u003c\/td\u003e\n\u003ctd\u003e206*179*90mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e≤1.6kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAccessories\u003c\/td\u003e\n\u003ctd\u003ePower adapter: Input 100-240VAC 50\/60Hz, Output 24VDC 1A (Optional USA plug, Europe plug or UK plug)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eTo measure confined spaces such as pipelines, please contact us and inform the detailed con\u003cimg\u003editions of use.\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c\/div\u003e","brand":"PROTEC GAS","offers":[{"title":"Default Title","offer_id":42811559411789,"sku":null,"price":1127.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0606\/9089\/0829\/files\/Screenshot2026-03-23165634-Copy.png?v=1774306661","url":"https:\/\/protecgas.com\/products\/fixed-hydrogen-cyanide-hcn-gas-detector-0-to-10-20-50-100-ppm","provider":"PROTEC GAS","version":"1.0","type":"link"}