{"product_id":"yaoan-ya-d400-lcd-fixed-gas-detector","title":"Yaoan LCD Fixed Gas Detector | YA D400","description":"\u003cp data-start=\"285\" data-end=\"612\" class=\"PDq2pG_selectionAnchorContainer\"\u003eThe \u003cstrong data-start=\"289\" data-end=\"329\"\u003eYaoan YA-D400 LCD Fixed Gas Detector\u003c\/strong\u003e is designed for continuous monitoring of combustible gases, toxic gases and oxygen in industrial environments. Its modular sensor design allows compatible sensor modules to be replaced easily, helping simplify maintenance while supporting a wide range of gas detection applications.\u003cspan aria-hidden=\"true\" class=\"PDq2pG_selectionAnchor\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"614\" data-end=\"989\"\u003eThe LCD version features a clear field display for real-time gas concentration monitoring. The detector can provide fault, low-alarm and high-alarm indications, while infrared remote-control operation allows configuration without opening the enclosure. Yaoan also specifies support for zero adjustment, calibration and testing functions. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"991\" data-end=\"1340\"\u003eFor system integration, the YA-D400 supports communication options including \u003cstrong data-start=\"1068\" data-end=\"1104\"\u003e4-20 mA, RS485, two-bus and LoRa\u003c\/strong\u003e, depending on configuration. Yaoan states that the unit can store up to 40 high and low alarm records and offers relay outputs that can be used to control equipment such as fans or solenoid valves. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1342\" data-end=\"1704\"\u003eIts rugged enclosure is rated \u003cstrong data-start=\"1372\" data-end=\"1380\"\u003eIP67\u003c\/strong\u003e and is designed for demanding industrial installations. Depending on the installed sensor, the YA-D400 can be configured for combustible, toxic or oxygen detection, making it suitable for factories, chemical processing areas, gas facilities and other fixed gas-monitoring applications. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"19zqy0x\" data-start=\"1706\" data-end=\"1718\"\u003eFeatures\u003c\/h3\u003e\n\u003cul data-start=\"1720\" data-end=\"3019\"\u003e\n\u003cli data-section-id=\"11yxvpj\" data-start=\"1720\" data-end=\"1838\"\u003e\u003cstrong data-start=\"1722\" data-end=\"1748\"\u003eModular Sensor Design:\u003c\/strong\u003e Interchangeable sensor modules simplify servicing and allow different gas configurations.\u003c\/li\u003e\n\u003cli data-section-id=\"h9xqjr\" data-start=\"1839\" data-end=\"1947\"\u003e\u003cstrong data-start=\"1841\" data-end=\"1878\"\u003eAutomatic Sensor Life Monitoring:\u003c\/strong\u003e Designed to monitor sensor condition and provide replacement alerts.\u003c\/li\u003e\n\u003cli data-section-id=\"1v36fw9\" data-start=\"1948\" data-end=\"2029\"\u003e\u003cstrong data-start=\"1950\" data-end=\"1966\"\u003eLCD Display:\u003c\/strong\u003e Clear local display for gas concentration and detector status.\u003c\/li\u003e\n\u003cli data-section-id=\"tz2gnt\" data-start=\"2030\" data-end=\"2145\"\u003e\u003cstrong data-start=\"2032\" data-end=\"2074\"\u003eDual Environment Explosion Protection:\u003c\/strong\u003e Suitable for demanding gas and dust environments with IP67 protection.\u003c\/li\u003e\n\u003cli data-section-id=\"s3w7gp\" data-start=\"2146\" data-end=\"2241\"\u003e\u003cstrong data-start=\"2148\" data-end=\"2180\"\u003eLoRa Wireless Communication:\u003c\/strong\u003e Supports long-range wireless communication where configured.\u003c\/li\u003e\n\u003cli data-section-id=\"oovv0\" data-start=\"2242\" data-end=\"2374\"\u003e\u003cstrong data-start=\"2244\" data-end=\"2279\"\u003eMultiple Communication Options:\u003c\/strong\u003e Supports 4-20 mA, RS485, two-bus and LoRa communication. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"6ukuc4\" data-start=\"2375\" data-end=\"2508\"\u003e\u003cstrong data-start=\"2377\" data-end=\"2402\"\u003eAlarm Record Storage:\u003c\/strong\u003e Stores up to 40 high and low alarm records for review and analysis. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1guvoet\" data-start=\"2509\" data-end=\"2644\"\u003e\u003cstrong data-start=\"2511\" data-end=\"2539\"\u003eInfrared Remote Control:\u003c\/strong\u003e Allows convenient adjustment without opening the detector housing. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"9h1wo6\" data-start=\"2645\" data-end=\"2804\"\u003e\u003cstrong data-start=\"2647\" data-end=\"2665\"\u003eRelay Control:\u003c\/strong\u003e Three relay outputs can be used for automatic control of equipment such as fans and solenoid valves. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/li\u003e\n\u003cli data-section-id=\"1ae3dft\" data-start=\"2805\" data-end=\"2902\"\u003e\u003cstrong data-start=\"2807\" data-end=\"2830\"\u003eSimple Maintenance:\u003c\/strong\u003e Calibration-free replacement sensor design helps reduce servicing time.\u003c\/li\u003e\n\u003cli data-section-id=\"eyjk5s\" data-start=\"2903\" data-end=\"3019\"\u003e\u003cstrong data-start=\"2905\" data-end=\"2928\"\u003eSmart Interlocking:\u003c\/strong\u003e Can integrate with alarm and control systems for automatic warning and equipment response.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"1yl5694\" data-start=\"3021\" data-end=\"3039\"\u003eSpecifications\u003c\/h3\u003e\n\u003cdiv class=\"TyagGW_tableContainer\"\u003e\n\u003cdiv class=\"group TyagGW_tableWrapper flex flex-col-reverse w-fit\" tabindex=\"-1\"\u003e\n\u003ctable data-start=\"3041\" data-end=\"4170\" class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead data-start=\"3041\" data-end=\"3068\"\u003e\n\u003ctr data-start=\"3041\" data-end=\"3068\"\u003e\n\u003cth data-start=\"3041\" data-end=\"3057\" data-col-size=\"sm\" class=\"last:pe-10\"\u003eSpecification\u003c\/th\u003e\n\u003cth data-start=\"3057\" data-end=\"3068\" data-col-size=\"md\" class=\"last:pe-10\"\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody data-start=\"3079\" data-end=\"4170\"\u003e\n\u003ctr data-start=\"3079\" data-end=\"3096\"\u003e\n\u003ctd data-start=\"3079\" data-end=\"3087\" data-col-size=\"sm\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-start=\"3087\" data-end=\"3096\" data-col-size=\"md\"\u003eYaoan\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3097\" data-end=\"3116\"\u003e\n\u003ctd data-start=\"3097\" data-end=\"3105\" data-col-size=\"sm\"\u003eModel\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3105\" data-end=\"3116\"\u003eYA-D400\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3117\" data-end=\"3134\"\u003e\n\u003ctd data-start=\"3117\" data-end=\"3127\" data-col-size=\"sm\"\u003eVersion\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3127\" data-end=\"3134\"\u003eLCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3135\" data-end=\"3172\"\u003e\n\u003ctd data-start=\"3135\" data-end=\"3150\" data-col-size=\"sm\"\u003eProduct Type\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3150\" data-end=\"3172\"\u003eFixed Gas Detector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3173\" data-end=\"3228\"\u003e\n\u003ctd data-start=\"3173\" data-end=\"3192\" data-col-size=\"sm\"\u003eDetection Object\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3192\" data-end=\"3228\"\u003eCombustible Gas Toxic Gas Oxygen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3229\" data-end=\"3261\"\u003e\n\u003ctd data-start=\"3229\" data-end=\"3248\" data-col-size=\"sm\"\u003eDetection Method\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3248\" data-end=\"3261\"\u003eDiffusion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3262\" data-end=\"3291\"\u003e\n\u003ctd data-start=\"3262\" data-end=\"3280\" data-col-size=\"sm\"\u003eWorking Voltage\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3280\" data-end=\"3291\"\u003eDC 24 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3292\" data-end=\"3341\"\u003e\n\u003ctd data-start=\"3292\" data-end=\"3324\" data-col-size=\"sm\"\u003eTemperature Range Combustible\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3324\" data-end=\"3341\"\u003e-40°C to 70°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3342\" data-end=\"3385\"\u003e\n\u003ctd data-start=\"3342\" data-end=\"3368\" data-col-size=\"sm\"\u003eTemperature Range Toxic\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3368\" data-end=\"3385\"\u003e-20°C to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3386\" data-end=\"3420\"\u003e\n\u003ctd data-start=\"3386\" data-end=\"3403\" data-col-size=\"sm\"\u003eHumidity Range\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3403\" data-end=\"3420\"\u003e15% to 95% RH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3421\" data-end=\"3464\"\u003e\n\u003ctd data-start=\"3421\" data-end=\"3449\" data-col-size=\"sm\"\u003eResponse Time Combustible\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3449\" data-end=\"3464\"\u003e≤30 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3465\" data-end=\"3502\"\u003e\n\u003ctd data-start=\"3465\" data-end=\"3487\" data-col-size=\"sm\"\u003eResponse Time Toxic\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3487\" data-end=\"3502\"\u003e≤60 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3503\" data-end=\"3521\"\u003e\n\u003ctd data-start=\"3503\" data-end=\"3512\" data-col-size=\"sm\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3512\" data-end=\"3521\"\u003e≤2 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3522\" data-end=\"3550\"\u003e\n\u003ctd data-start=\"3522\" data-end=\"3542\" data-col-size=\"sm\"\u003eProtection Rating\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3542\" data-end=\"3550\"\u003eIP67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3551\" data-end=\"3601\"\u003e\n\u003ctd data-start=\"3551\" data-end=\"3577\" data-col-size=\"sm\"\u003eSensor Type Combustible\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3577\" data-end=\"3601\"\u003eCatalytic Combustion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3602\" data-end=\"3641\"\u003e\n\u003ctd data-start=\"3602\" data-end=\"3622\" data-col-size=\"sm\"\u003eSensor Type Toxic\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3622\" data-end=\"3641\"\u003eElectrochemical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3642\" data-end=\"3689\"\u003e\n\u003ctd data-start=\"3642\" data-end=\"3672\" data-col-size=\"sm\"\u003eDetection Range Combustible\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3672\" data-end=\"3689\"\u003e0 to 100% LEL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3690\" data-end=\"3764\"\u003e\n\u003ctd data-start=\"3690\" data-end=\"3721\" data-col-size=\"sm\"\u003eDetection Range Oxygen Toxic\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3721\" data-end=\"3764\"\u003eUp to 1000 μmol\/mol depending on sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3765\" data-end=\"3806\"\u003e\n\u003ctd data-start=\"3765\" data-end=\"3776\" data-col-size=\"sm\"\u003eAccuracy\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3776\" data-end=\"3806\"\u003e±5% FS depending on sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3807\" data-end=\"3834\"\u003e\n\u003ctd data-start=\"3807\" data-end=\"3823\" data-col-size=\"sm\"\u003eOutput Signal\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3823\" data-end=\"3834\"\u003e4-20 mA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3835\" data-end=\"3900\"\u003e\n\u003ctd data-start=\"3835\" data-end=\"3851\" data-col-size=\"sm\"\u003eCommunication\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3851\" data-end=\"3900\"\u003eRS485 Two Bus LoRa depending on configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3901\" data-end=\"3935\"\u003e\n\u003ctd data-start=\"3901\" data-end=\"3916\" data-col-size=\"sm\"\u003eRelay Output\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3916\" data-end=\"3935\"\u003e3 relay outputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3936\" data-end=\"3998\"\u003e\n\u003ctd data-start=\"3936\" data-end=\"3959\" data-col-size=\"sm\"\u003eAlarm Record Storage\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"3959\" data-end=\"3998\"\u003eUp to 40 high and low alarm records\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"3999\" data-end=\"4046\"\u003e\n\u003ctd data-start=\"3999\" data-end=\"4014\" data-col-size=\"sm\"\u003eInstallation\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4014\" data-end=\"4046\"\u003eWall Mounted or Tube Mounted\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4047\" data-end=\"4076\"\u003e\n\u003ctd data-start=\"4047\" data-end=\"4062\" data-col-size=\"sm\"\u003eWorking Mode\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4062\" data-end=\"4076\"\u003eContinuous\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4077\" data-end=\"4105\"\u003e\n\u003ctd data-start=\"4077\" data-end=\"4084\" data-col-size=\"sm\"\u003eSize\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4084\" data-end=\"4105\"\u003e205 x 209 x 84 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr data-start=\"4106\" data-end=\"4170\"\u003e\n\u003ctd data-start=\"4106\" data-end=\"4129\" data-col-size=\"sm\"\u003eExplosion Proof Mark\u003c\/td\u003e\n\u003ctd data-col-size=\"md\" data-start=\"4129\" data-end=\"4170\"\u003eEx d IIC T6 Gb \/ Ex tD A21 IP67 T80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Yaoan","offers":[{"title":"Default Title","offer_id":45150107041992,"sku":"YA-D400-LCD","price":0.0,"currency_code":"IQD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0665\/9761\/7864\/files\/ChatGPTImageJul25_2026_05_12_59PM.png?v=1784988786","url":"https:\/\/toolmart.me\/en\/products\/yaoan-ya-d400-lcd-fixed-gas-detector","provider":"TOOLMART","version":"1.0","type":"link"}