{"product_id":"woodward-9907-1183-505e-human-machine-interface","title":"Woodward 9907-1183 505E Human-Machine Interface","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eWoodward 9907-1183\u003c\/strong\u003e is a human-machine interface designed for monitoring and governing steam turbine systems, including industrial-sized standard steam turbines, utility turbogenerators, and turboexpander models. Configurable as a standalone unit or integrated into a plant's distributed control system (DCS), the unit employs a 32-bit microcontroller to execute precise turbine management. Its internal PID structure enables active control of turbine speed, load, inlet pressure, exhaust header pressure, and extraction\/admission header pressure. Interfacing with a 4–20 mA transducer alongside ratio\/limiter functions, the device regulates extraction and admission processes while enforcing established operating parameters.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003ePassword protected program\u003c\/li\u003e\n\u003cli\u003eZero speed detection\u003c\/li\u003e\n\u003cli\u003eWatertight and dust-tight NEMA 4X protective casing support\u003c\/li\u003e\n\u003cli\u003ePID structure for monitoring speed, load, and header pressures\u003c\/li\u003e\n\u003cli\u003eRatio and limiter functionality for 4–20 mA transducer management\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIndustrial-sized standard steam turbines\u003c\/li\u003e\n\u003cli\u003eUtility turbogenerators\u003c\/li\u003e\n\u003cli\u003eTurboexpander models\u003c\/li\u003e\n\u003cli\u003eSteam turbine extraction and admission control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eWoodward\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9907-1183\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMicrocontroller Architecture\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e32-bit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCommunication Serial Ports\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2 Modbus (ASCII or RTU) comm ports\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Power Supply Rating\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18 to 32 Vdc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRecommended Ambient Air Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-25 to +65 degC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (L x H x D)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e14 x 11 x 4 inches (356 x 279 x 102 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the optional NEMA 4X protective casing when deploying the unit in harsh outdoor conditions to prevent moisture and dust ingress.\u003c\/li\u003e\n\u003cli\u003eEnsure the direct input power supply strictly complies with the 18 to 32 Vdc operating voltage rating.\u003c\/li\u003e\n\u003cli\u003eProvide adequate clearance around the enclosure to maintain ambient operating air temperatures within -25 to +65 degC.\u003c\/li\u003e\n\u003cli\u003eRoute signal lines from 4–20 mA transducers away from high-voltage lines to minimize electromagnetic interference.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":53650170347883,"sku":"9907-1183","price":66.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/9907-1183.jpg?v=1785665204","url":"https:\/\/www.plcprotech.com\/kk\/products\/woodward-9907-1183-505e-human-machine-interface","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}