{"product_id":"over-speed-detection-device-woodward-8237-1369","title":"Over-Speed Detection Device Woodward 8237-1369","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e8237-1369\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a high-integrity overspeed protection controller from the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eProTech-GII series\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edeveloped by Woodward, Inc.. It is engineered for safety-critical turbine applications including steam, gas, and hydro turbines, providing continuous real-time monitoring of rotational speed and acceleration trends.\u003c\/p\u003e\n\u003cp\u003eThe system uses\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eTriple Modular Redundant (TMR)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003earchitecture with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e2oo3 voting logic\u003c\/strong\u003e, ensuring high system availability and fault tolerance. If one module fails, the remaining modules continue providing full overspeed protection without causing nuisance trips.\u003c\/p\u003e\n\u003cp\u003eThe module also supports periodic automated self-testing of trip circuits without requiring turbine shutdown. Its conformal coating provides strong resistance against corrosive industrial gases such as H₂S and SO₂, making it suitable for refinery, offshore, and heavy industrial environments.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8237-1369\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eArchitecture\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTriple Modular Redundant (TMR), 2oo3 voting\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePrimary Sensing\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMPU speed sensing + acceleration rate monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHigh Voltage Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e115 VAC \/ 240 VAC \/ 125 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLow Voltage Input\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProtection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eReverse polarity protection on DC circuits\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUser Interface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e15-key local control keypad per module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDiagnostics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAutomatic self-test and event logging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eChemical Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eConformal coating (IEC 721-3-3 compliant)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e–20°C to +60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e330 × 445 × 159 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003eApplication\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eOffshore oil and gas turbine installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUtility-scale power generation plants\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePetrochemical and refinery processing facilities\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh-value rotating machinery protection systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eCan the system be serviced while the turbine is running?\u003c\/strong\u003e\u003cbr\u003eYes. The TMR architecture allows individual module servicing while the remaining modules maintain protection logic.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eHow does acceleration detection help?\u003c\/strong\u003e\u003cbr\u003eIt detects abnormal speed increase trends and can initiate shutdown before reaching the absolute overspeed threshold.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIs it resistant to corrosive gases?\u003c\/strong\u003e\u003cbr\u003eYes. The protective conformal coating resists H₂S and SO₂ corrosion effects.\u003c\/p\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":48746772758780,"sku":"8237-1369","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/8237-1369.jpg?v=1772006489","url":"https:\/\/www.electronicplc.com\/products\/over-speed-detection-device-woodward-8237-1369","provider":"Electronic PLC","version":"1.0","type":"link"}