{"product_id":"epro-pr9266-12-velocity-vibration-sensor-industrial","title":"Epro PR9266-12 Velocity Vibration Sensor Industrial","description":"\u003ch3\u003e\u003cstrong\u003eProduct Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003ePR9266-12\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a self-generating electrodynamic velocity sensor designed for absolute vibration monitoring in rotating equipment. It directly converts mechanical motion into a proportional electrical signal, eliminating the need for external excitation power.\u003c\/p\u003e\n\u003cp\u003eThe sensing principle is based on electromagnetic induction, making it suitable for continuous vibration measurement in turbines, compressors, pumps, electric motors, and gearbox assemblies where stable broadband response is required.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\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\u003eModel\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003ePR9266-12\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Principle\u003c\/td\u003e\n\u003ctd\u003eElectrodynamic velocity transducer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Principle\u003c\/td\u003e\n\u003ctd\u003eElectromagnetic induction (velocity proportional output)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity\u003c\/td\u003e\n\u003ctd\u003e~28.5 mV\/mm\/s (±5% at 50 Hz, 20 °C, 100 kΩ load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e4 Hz – 1,000 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUsable Vibration Range\u003c\/td\u003e\n\u003ctd\u003eUp to ~2 mm peak-to-peak (variant dependent up to ~3 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNatural Frequency\u003c\/td\u003e\n\u003ctd\u003e~4.5 Hz (±0.5 Hz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDamping Ratio\u003c\/td\u003e\n\u003ctd\u003e~0.6 at 20 °C, ~0.43 at 100 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil Resistance\u003c\/td\u003e\n\u003ctd\u003e~1,800 Ω ±12%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil Inductance\u003c\/td\u003e\n\u003ctd\u003eExcitation ~75 mH, sensing coil ~62 mH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Type\u003c\/td\u003e\n\u003ctd\u003eAC voltage proportional to vibration velocity\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Requirement\u003c\/td\u003e\n\u003ctd\u003eSelf-powered (no external supply required)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-20 °C to +150 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 °C to +70 °C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShock Resistance\u003c\/td\u003e\n\u003ctd\u003e10 g continuous, 20 g short-term\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating\u003c\/td\u003e\n\u003ctd\u003eIP65 (environment dependent installation)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing Material\u003c\/td\u003e\n\u003ctd\u003eAluminum alloy (AlMgSiPb) or stainless steel option\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Type\u003c\/td\u003e\n\u003ctd\u003ePTFE insulated, 3 m standard; armored options available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Style\u003c\/td\u003e\n\u003ctd\u003eVertical or horizontal (base plate mounting options)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandards Compliance\u003c\/td\u003e\n\u003ctd\u003eAPI 670, ISO 10817-1, DIN 45670, CE, RoHS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eEngineering Characteristics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eTrue velocity measurement eliminates integration drift issues\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSelf-powered operation improves reliability in isolated installations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eStable linear response across industrial vibration frequency bands\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHigh thermal stability for long-term operation in hot environments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRobust mechanical structure designed for harsh vibration zones\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eApplication Scope\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSteam and gas turbine vibration monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompressor casing and shaft vibration detection\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePump condition and cavitation monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eElectric motor and generator health assessment\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGearbox structural vibration analysis\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eInstallation Notes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMounting rigidity directly impacts measurement accuracy\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRecommended installation on rigid, flat metallic surfaces\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCable shielding required in high electromagnetic interference environments\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSensor orientation (vertical\/horizontal) should match calibration configuration\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: Does the PR9266-12 require external power?\u003c\/strong\u003e\u003cbr\u003eNo. It is a self-generating electrodynamic sensor and operates without external excitation.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: What type of signal does it output?\u003c\/strong\u003e\u003cbr\u003eIt produces an analog AC voltage proportional to vibration velocity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: Can it measure low-frequency vibration?\u003c\/strong\u003e\u003cbr\u003eYes, with a lower limit of approximately 4 Hz depending on installation conditions.\u003c\/p\u003e","brand":"Emerson","offers":[{"title":"Default Title","offer_id":43253360197722,"sku":"PR9266-12","price":178.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0612\/4601\/3530\/files\/PR6423000-030_CON021_da069dba-8363-4dca-b7bb-90ced7a3f76f.jpg?v=1776847448","url":"https:\/\/www.plcmasters.com\/ar\/products\/epro-pr9266-12-velocity-vibration-sensor-industrial","provider":"PLC Masters Ltd.","version":"1.0","type":"link"}