{"product_id":"abb-dp640-rotational-speed-meter-module","title":"ABB DP640 Rotational Speed Meter Module","description":"\u003cp\u003eThe \u003cstrong\u003eABB DP640\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003eDP640\u003c\/strong\u003e Rotational Speed Meter Module, operates as a dedicated hardware component for high-frequency pulse processing and overspeed safety monitoring tasks within ABB Advant Master S600 I\/O system networks.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd data-row=\"1\"\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"2\"\u003eModel\u003c\/td\u003e\n\u003ctd data-row=\"2\"\u003eDP640\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"3\"\u003eBrand\u003c\/td\u003e\n\u003ctd data-row=\"3\"\u003eABB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"4\"\u003eProduct ID\u003c\/td\u003e\n\u003ctd data-row=\"4\"\u003e3BHT300057R1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"5\"\u003eOrigin\u003c\/td\u003e\n\u003ctd data-row=\"5\"\u003eSweden\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"6\"\u003eWeight\u003c\/td\u003e\n\u003ctd data-row=\"6\"\u003e1.33 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"7\"\u003eDimensions\u003c\/td\u003e\n\u003ctd data-row=\"7\"\u003e40 mm x 273 mm x 252 mm (W x H x D)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"8\"\u003eChannel Type\u003c\/td\u003e\n\u003ctd data-row=\"8\"\u003eDI (Digital Input - Speed Meter Specific)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"9\"\u003eNumber of Input Channels\u003c\/td\u003e\n\u003ctd data-row=\"9\"\u003e2 speed meter inputs\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"10\"\u003eMaximum Input Frequency\u003c\/td\u003e\n\u003ctd data-row=\"10\"\u003e50 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"11\"\u003eSignal Operational Levels\u003c\/td\u003e\n\u003ctd data-row=\"11\"\u003e5 VDC or 24 VDC (+\/-13 mA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"12\"\u003eOverspeed Trip Outputs\u003c\/td\u003e\n\u003ctd data-row=\"12\"\u003eSolid-state (24 VDC) and Dry contact (60 VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"13\"\u003eIsolation\u003c\/td\u003e\n\u003ctd data-row=\"13\"\u003eIndividual opto-isolation for speed inputs and solid-state output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"14\"\u003eBattery Requirement\u003c\/td\u003e\n\u003ctd data-row=\"14\"\u003e0 batteries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"15\"\u003eEnvironmental Compliance\u003c\/td\u003e\n\u003ctd data-row=\"15\"\u003eRoHS Exempted (Article 2(4)), WEEE Category 5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd data-row=\"16\"\u003eCustoms Tariff Number\u003c\/td\u003e\n\u003ctd data-row=\"16\"\u003e85389091\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eBackplane Bus Communication Velocity and Network Determinism\u003c\/h3\u003e\n\u003cp\u003eThe DP640 tracks dynamic rotational metrics by processing inputs up to 50 kHz independently from the main controller scan interval. It decodes rotational direction in real time using its synchronized second speed input channel. The integrated hardware overspeed trip logic triggers its dedicated solid-state and dry contact outputs instantly when pre-set limits are crossed, avoiding any backplane bus communication velocity latency. This local execution pattern keeps safety-critical trip delivery isolated from active network load spikes or firmware flash compatibility variations on the shared platform.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":47577454215358,"sku":"DP640","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0725\/1145\/5422\/files\/screenshot_2026-05-25_09-55-26_af4d7bfc-3ea1-46a5-ba0b-ba9b05c960f1.png?v=1779674522","url":"https:\/\/www.autooiltech.com\/products\/abb-dp640-rotational-speed-meter-module","provider":"AutoOilTech Limited","version":"1.0","type":"link"}