{"product_id":"honeywell-lg1093aa03-uv-flame-detector-sensor","title":"Honeywell LG1093AA03 UV Flame Detector Sensor","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eLG1093AA03\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efrom\u003cspan\u003e \u003c\/span\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003eHoneywell\u003c\/span\u003e\u003cspan\u003e \u003c\/span\u003eis an industrial-grade ultraviolet flame detector engineered for dependable flame supervision in high-risk combustion environments. It is designed to sense the ultraviolet emissions characteristic of hydrocarbon flames and operates as a sensor head within a complete flame safeguard system when paired with a compatible amplifier.\u003c\/p\u003e\n\u003cp\u003eThis detector is widely deployed in gas turbine packages, industrial burners, and enclosed combustion chambers where rapid flame verification and loss detection are critical to protective shutdown logic.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDetection Principle and Performance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eLG1093AA03\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003euses a UV-sensitive tube optimized for the solar-blind ultraviolet band produced by hydrocarbon combustion. By focusing on this narrow spectrum, the detector minimizes false responses from hot surfaces, ambient lighting, or electrical interference.\u003c\/p\u003e\n\u003cp\u003eThe sensor is powered directly by its associated amplifier, which supplies the required high-voltage excitation and processes the flame signal for control system interlocking.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Technical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGeneral Characteristics\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eDevice Type: UV Flame Detector Sensor\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eModel:\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eLG1093AA03\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eManufacturer: Honeywell\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eOrigin: United States\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eOptical and Electrical Characteristics\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSensing Method: Ultraviolet radiation detection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSpectral Sensitivity: Approximately 185–265 nm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFlame Response Time: Typically under 3 seconds; sub-second response achievable depending on amplifier and system configuration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupply Voltage: High-voltage DC provided by external amplifier (nominal ~350 VDC)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMechanical Construction\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eBurner Mounting Interface: 3\/4 in. NPT internal thread\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConduit Connection: 1 in. external thread\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStandard Cable Length: 1.5 m (assembly-dependent)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWeight: 0.5 kg\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eEnvironmental Ratings\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eOperating Temperature Range: –40 °C to +85 °C\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for continuous operation in turbine enclosures and industrial burner housings\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFunctional Advantages\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eHigh UV Sensitivity enables reliable detection of low-intensity flames during ignition and steady-state operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFast flame confirmation supports safety-critical shutdown sequences\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRugged industrial design ensures long service life in vibration- and heat-intensive installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with single- or dual-sensor architectures, including UV or combined UV\/IR flame monitoring systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTypical Applications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eLG1093AA03\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis commonly used in gas turbines, refinery and petrochemical burners, industrial furnaces, boilers, and other combustion systems requiring certified flame supervision.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the LG1093AA03 operate as a standalone device?\u003c\/strong\u003e\u003cbr\u003eNo. The\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eLG1093AA03\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efunctions as a sensing element and must be connected to a compatible Honeywell flame amplifier to provide power, signal processing, and safety outputs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs this detector suitable for continuous-duty turbine operation?\u003c\/strong\u003e\u003cbr\u003eYes. Its temperature rating, vibration tolerance, and UV-based detection principle make it well suited for continuous monitoring in turbine and burner applications.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan this model be used in redundant flame detection systems?\u003c\/strong\u003e\u003cbr\u003eYes. Many installations use dual\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eLG1093AA03\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003esensors connected to a single amplifier to improve system availability and diagnostic coverage.\u003c\/p\u003e","brand":"HONEYWELL","offers":[{"title":"Default Title","offer_id":42919443365978,"sku":"LG1093AA03","price":209.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/LG1093AA032.jpg?v=1770962170","url":"https:\/\/www.plcmasters.com\/products\/honeywell-lg1093aa03-uv-flame-detector-sensor","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}