{"product_id":"emerson-pr9268-200-000-electrodynamic-absolute-vibration-sensor-epro","title":"Emerson PR9268\/200-000 Electrodynamic Absolute Vibration Sensor epro","description":"\u003cp\u003eThe \u003cstrong\u003eEmerson PR9268\/200-000\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003ePR9268\/200\u003c\/strong\u003e Absolute Vibration Sensor, operates as a dedicated hardware component for seismic bearing housing velocity measurement within AMS Machinery Health Monitor platforms.\u003c\/p\u003e\n\u003ch3\u003ePart Number Structure \u0026amp; Model Designations\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBase Model (PR9268\/200)\u003c\/strong\u003e: Electrodynamic velocity transducer housing designed for vertical or omnidirectional bearing shell vibration monitoring.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOption Code (-000)\u003c\/strong\u003e: Standard sensitivity variant with integral terminal connector interface and unarmored connection geometry.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCore Electrical \u0026amp; Physical Properties\u003c\/h3\u003e\n\u003cfigure\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\/200-000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eEmerson \/ epro\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\u003e0.85 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e24.0 cm x 18.0 cm x 8.0 cm\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\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive electromagnetic generator (self-generating)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity\u003c\/td\u003e\n\u003ctd\u003e28.5 mV\/mm\/s nominal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Span\u003c\/td\u003e\n\u003ctd\u003e10 Hz to 1000 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasuring Direction\u003c\/td\u003e\n\u003ctd\u003eVertical installation alignment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProcess Loop Integration \u0026amp; Channel Isolation\u003c\/h3\u003e\n\u003cp\u003eThe moving-coil assembly generates an AC voltage output directly proportional to absolute vibration velocity without external excitation power. When connected to machinery protection monitors, the raw signal routes through channel-to-channel isolation networks to prevent ground loops. Output channels interface with 4-20 mA HART loop protocol transmitters or DCS analog inputs for continuous trend analysis across industrial fieldbus architectures.\u003c\/p\u003e\n\u003ch3\u003eDelivery Package Inventory\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x Emerson epro PR9268\/200-000 electrodynamic velocity transducer\u003c\/li\u003e\n\u003cli\u003e1 x M8 mounting stud hardware fastener\u003c\/li\u003e\n\u003cli\u003e1 x Individual factory calibration certificate sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMechanical Assembly \u0026amp; Wiring Directives\u003c\/h3\u003e\n\u003ch4\u003eMounting Surface \u0026amp; Orientation Requirements\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eMachine mounting surfaces must be machined flat and perpendicular to the vertical axis of vibration.\u003c\/li\u003e\n\u003cli\u003eTorque the M8 mounting stud to 8 Nm ensuring metal-to-metal contact between transducer base and housing.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eSignal Line Termination \u0026amp; Grounding\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eRoute twisted shielded pair field cables away from high-current power cables to reduce EMI coupling.\u003c\/li\u003e\n\u003cli\u003eConnect cable shield continuously to the monitoring rack ground terminal at one single end only.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the primary physical quantity measured by the PR9268\/200-000?\u003c\/p\u003e\n\u003cp\u003eIt measures absolute vibration velocity on rotating machinery housings and bearing pedestals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the PR9268\/200-000 sensor require external power?\u003c\/p\u003e\n\u003cp\u003eNo, the electrodynamic moving-coil design is self-generating and produces an AC voltage output directly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat does the -000 suffix designate in the ordering code?\u003c\/p\u003e\n\u003cp\u003eThe -000 suffix designates the standard basic sensor configuration without specialized high-temperature cabling options.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat mounting orientation is required for this specific variant?\u003c\/p\u003e\n\u003cp\u003eThe PR9268\/200 variant is designed specifically for vertical mounting orientations on bearing housings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow should field wiring shields be terminated to prevent noise?\u003c\/p\u003e\n\u003cp\u003eCable shields must be connected at one end only at the monitoring system chassis ground to prevent ground loops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat sensitivity is provided by the electrodynamic system?\u003c\/p\u003e\n\u003cp\u003eThe sensor provides a nominal sensitivity of 28.5 mV\/mm\/s across its linear operational frequency band.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan this velocity transducer connect directly to DCS analog inputs?\u003c\/p\u003e\n\u003cp\u003eIt requires signal conditioning modules or monitor racks to convert raw AC signals to 4-20 mA loops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat thread size is used to attach the sensor to the machine?\u003c\/p\u003e\n\u003cp\u003eThe base housing utilizes a standard M8 threaded mounting stud for rigid mechanical attachment.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Emerson","offers":[{"title":"Default Title","offer_id":50522690158765,"sku":"PR9268\/200-000","price":699.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/emerson-pr9268-300-000-epro-eddy-current-sensor-spkc0hbbpdt.jpg?v=1766987308","url":"https:\/\/www.maxwellplc.com\/ga\/products\/emerson-pr9268-200-000-electrodynamic-absolute-vibration-sensor-epro","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}