{"product_id":"330850-91-05-bently-nevada-3300-xl-25-mm-proximitor-sensor","title":"330850-91-05 | BENTLY NEVADA | 3300 XL 25 mm Proximitor Sensor","description":"\u003cp\u003eConfigured for high-frequency displacement measurement in rotating machinery monitoring networks, the \u003cstrong\u003eBENTLY NEVADA 330850-91-05\u003c\/strong\u003e (\u003cstrong\u003e330850\u003c\/strong\u003e 3300 XL 25 mm Proximitor Sensor) provides direct physical signal processing between the non-contacting probe and the vibration monitoring instrumentation.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eSuffix\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e91\u003c\/td\u003e\n\u003ctd\u003e9.1 meters system length, DIN-rail mounting configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e05\u003c\/td\u003e\n\u003ctd\u003eMultiple hazardous area agency approvals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\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\u003e330850-91-05\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBently Nevada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.255 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e60 mm x 60 mm x 100 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-35 deg C to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e12 mA maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eMechanical Monitoring and TSI Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe 330850-91-05 utilizes eddy-current probe scaling to convert the gap between the probe tip and a metallic target into a proportional electrical signal. During commissioning, technical personnel must perform gap voltage validation, targeting a -10 VDC nominal reading to ensure the sensor operates at the center of its linear range. Precise calibration is required to support accurate rotor dynamics analysis. In arrays involving multiple sensors, cross-talk suppression must be addressed through proper physical spacing of the probe tips to prevent frequency interference within the monitoring circuit.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the 9.1 meter system length be modified in the field?\u003c\/p\u003e\n\u003cp\u003eA: No. The 3300 XL system is a calibrated unit consisting of a specific probe, extension cable, and Proximitor. Modification of the total system length will invalidate the calibration and cause significant measurement errors.\u003c\/p\u003e\n\u003cp\u003eQ: What is the purpose of the gap voltage check?\u003c\/p\u003e\n\u003cp\u003eA: The gap voltage check verifies that the sensor is installed at the proper distance from the target, ensuring that the output signal remains within the linear operating range during normal shaft motion.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eMount the Proximitor to a grounded DIN-rail to ensure a stable reference potential and electromagnetic shielding.\u003c\/li\u003e\n\u003cli\u003eEnsure coaxial cable routing is physically isolated from AC power or motor drive cables to prevent electromagnetic noise induction.\u003c\/li\u003e\n\u003cli\u003eTighten all coaxial BNC connections until finger-tight; excessive mechanical torque can damage the internal ceramic dielectric.\u003c\/li\u003e\n\u003cli\u003eVerify the probe-to-target alignment is strictly perpendicular to the rotating shaft surface to avoid runout measurement artifacts.\u003c\/li\u003e\n\u003cli\u003eTerminate the signal shield at the monitor end only to prevent ground loop currents in the field wiring.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":43544843780186,"sku":"330850-91-05","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/330850-50-00_11c95c88-9476-4df3-b38b-548c3d1bf0d9.png?v=1782279859","url":"https:\/\/www.spareoil.com\/products\/330850-91-05-bently-nevada-3300-xl-25-mm-proximitor-sensor","provider":"SpareOil Automation","version":"1.0","type":"link"}