{"product_id":"5464-658-woodward-digital-speed-sensor-module","title":"5464-658 Woodward Digital Speed Sensor Module","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eWoodward 5464-658\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a specialized\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003espeed acquisition interface\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003edesigned for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMicroNet\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eMicroNet Plus\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003econtrol platforms. This module efficiently tracks rotating machinery velocity by converting raw pulses from\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003emagnetic pickups (MPUs)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eor\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eproximity probes\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003einto precise digital data. By offloading the frequency-to-digital conversion from the main CPU, the 5464-658 ensures\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ezero-lag speed sensing\u003c\/strong\u003e, even during rapid turbine acceleration or load shedding events.\u003c\/p\u003e\n\u003cp\u003eUnlike standard analog speed converters, this\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003edigital module\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003euses high-speed internal counters to maintain a minimum\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e12-bit resolution\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eacross a broad frequency spectrum. Engineered for\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003efail-safe operation\u003c\/strong\u003e, it continuously monitors input signal health, instantly detecting open circuits or shorted sensors to prevent overspeed conditions.\u003c\/p\u003e\n\u003ch3\u003eDetailed Technical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDetails\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5464-658\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Frequency Spectrum\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.5 Hz to 25,000 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal Acquisition Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±0.03% of Full Scale\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDigital Resolution\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e12-bit minimum (High-precision counter-based)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Sensor Types\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePassive MPUs, Active Proximity Probes, Eddy Current Sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Voltage Threshold\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.5 VDC to 32 VDC (Amplitude range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 mA maximum at 12\/24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCircuit Protection\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 mA fuse per speed channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSampling Dynamics\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSelectable filter time constants (8 ms or 16 ms)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEvent Tracking\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5 ms resolution for SOE (Sequence-of-Events) logging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMinimum Threshold\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDetects speeds as low as 0.5 Hz (for barring\/turning gear monitoring)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGalvanic Isolation\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eField-to-logic isolation for noise immunity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eIndustrial Application Scenarios\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5464-658\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis used in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003egas\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003esteam turbine control systems\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewhere\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003espeed governing\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis safety-critical. It is commonly deployed in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003epower generation\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003egrid synchronization\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eand in\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003emechanical drive applications\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(e.g., large compressor trains) to monitor\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eshaft speed\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eduring startup and shutdown sequences.\u003c\/p\u003e\n\u003ch3\u003eEngineering FAQ\u003c\/h3\u003e\n\u003ch4\u003eCan this module power an active proximity probe?\u003c\/h4\u003e\n\u003cp\u003eYes, the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e5464-658\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ecan interface with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eactive sensors\u003c\/strong\u003e, provided the external power supply is shared or appropriately grounded to ensure signal integrity within the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3.5–32 VDC\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003ewindow.\u003c\/p\u003e\n\u003ch4\u003eHow does it prevent \"ghost\" speed readings?\u003c\/h4\u003e\n\u003cp\u003eThe module uses\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eprogrammable software filters\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e(8 ms\/16 ms) and a\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ehardware-level minimum frequency threshold\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eof\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e0.5 Hz\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eto filter out electrical noise and low-amplitude vibration that could otherwise be misinterpreted as rotation.\u003c\/p\u003e","brand":"Woodward","offers":[{"title":"Default Title","offer_id":48746763583740,"sku":"5464-658","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/5464-658.jpg?v=1772175918","url":"https:\/\/www.electronicplc.com\/products\/5464-658-woodward-digital-speed-sensor-module","provider":"Electronic PLC","version":"1.0","type":"link"}