{"product_id":"epro-pr9268-201-000-vibration-sensors","title":"EPRO pr9268 \/ 201-000 Vibration Sensors","description":"\u003cp\u003eThe \u003cstrong\u003eEPRO PR9268\/201-000\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003ePR9268\/201-000\u003c\/strong\u003e Electrodynamic Velocity Sensor, operates as a dedicated hardware component for direct surface vibration velocity acquisition within continuous machinery protection networks.\u003c\/p\u003e\n\u003ch3\u003eHardware 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\u003eModel\u003c\/td\u003e\n\u003ctd\u003ePR9268\/201-000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eEPRO\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eGermany\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eStandard sensor casing assembly (~0.4 kg)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard cylindrical industrial housing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-20 deg C to +100 deg C (Standard industrial range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive self-generating electromagnetic element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Type\u003c\/td\u003e\n\u003ctd\u003eSeismic vibration velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Principle\u003c\/td\u003e\n\u003ctd\u003eElectromagnetic induction via moving-coil assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Range\u003c\/td\u003e\n\u003ctd\u003e10 Hz to 1000 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Range\u003c\/td\u003e\n\u003ctd\u003eUp to 3 mm peak-to-peak amplitude\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal\u003c\/td\u003e\n\u003ctd\u003eAnalog voltage proportional to vibration velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConstruction\u003c\/td\u003e\n\u003ctd\u003eHeavy-duty industrial stainless steel casing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eRotor Dynamics and Cross-Talk Suppression\u003c\/h3\u003e\n\u003cp\u003eThe self-generating moving-coil electrodynamic sensing element yields a low-impedance AC voltage directly scaled to continuous casing velocity without active external power supplies. Maintaining mechanical stiffness across the 10 Hz to 1000 Hz operating passband prevents internal coil resonance distortion during rapid machine transients. Cross-talk suppression prevents mutual inductive interference between orthogonally mounted sensor pairs during multi-axis shaft housing monitoring.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Does the PR9268\/201-000 require an external power supply to produce a measurement signal?\u003c\/p\u003e\n\u003cp\u003eA: No, the sensor uses an internal electrodynamic element that passively generates an AC voltage output proportional to mechanical vibration velocity via electromagnetic induction.\u003c\/p\u003e\n\u003cp\u003eQ: How is signal degradation prevented across long field cabling runs to monitoring racks?\u003c\/p\u003e\n\u003cp\u003eA: The sensor produces a direct analog voltage signal that must be connected using twisted, shielded cable pairs with single-ended grounding at the rack side to minimize EMI pick-up and eliminate earth ground loop noise.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMount the sensor housing squarely to a flat, rigid structural surface using standard threaded stud engagements (minimum 5 full turns of thread engagement).\u003c\/li\u003e\n\u003cli\u003eMaintain a single-point cable shield termination at the processing monitor end; ensure the shield remains electrically floating at the sensor side to avoid ground loops.\u003c\/li\u003e\n\u003cli\u003eRoute signal cabling through grounded flexible steel conduit when passing near high-voltage motor feeds or switching power lines.\u003c\/li\u003e\n\u003cli\u003eVerify physical cable strain relief near the connector housing to prevent continuous vibration fatigue on conductor solder joints.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emerson Epro","offers":[{"title":"Default Title","offer_id":45491482787955,"sku":"pr9268 \/ 201-000","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/screenshot_2026-08-24_14-33-54_ed68f7e5-7e12-4920-9dde-5349a20ba8bc.png?v=1789357447","url":"https:\/\/www.dcssupplier.com\/products\/epro-pr9268-201-000-vibration-sensors","provider":"DcsSupplier Limited","version":"1.0","type":"link"}