{"product_id":"bently-nevada-330850-90-00-3300-xl-25-mm-proximitor-sensor","title":"BENTLY NEVADA 330850-90-00 3300 XL 25 mm Proximitor Sensor","description":"\u003cp\u003eConfigured for high-frequency displacement measurement in rotating machinery monitoring networks, the \u003cstrong\u003eBENTLY NEVADA 330850-90-00\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\u003e90\u003c\/td\u003e\n\u003ctd\u003e9.0 meters system length, panel mount configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e00\u003c\/td\u003e\n\u003ctd\u003eNo 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\u003e330850-90-00\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 (approx.)\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\u003ctr\u003e\n\u003ctd\u003eInput\u003c\/td\u003e\n\u003ctd\u003eSingle 3300 XL 25 mm Proximity Probe\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 330850-90-00 functions by modulating a high-frequency carrier signal to track the relative position of a metallic target. During system commissioning, technicians must perform gap voltage validation to ensure the steady-state bias rests at -10 VDC, which centers the probe within its linear measurement range. Precise eddy-current probe scaling is mandatory to maintain data accuracy for complex rotor dynamics analysis. In applications involving multiple sensors, cross-talk suppression is achieved by maintaining strictly defined physical separation between probe tips to prevent frequency interference in the oscillator circuit.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Is the 330850-90-00 compatible with older 3300 series proximity probes?\u003c\/p\u003e\n\u003cp\u003eA: No, this unit is specifically engineered for the 3300 XL 25 mm series. Using mismatched probes will introduce non-linearities and calibration errors in the displacement output.\u003c\/p\u003e\n\u003cp\u003eQ: How should the shield of the coaxial extension cable be managed to ensure signal integrity?\u003c\/p\u003e\n\u003cp\u003eA: The shield must be terminated at the monitor end only to prevent the formation of ground loops, which can introduce low-frequency noise and distort the vibration signal.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eMount the Proximitor to a metal panel using the provided hardware to ensure a consistent chassis reference potential.\u003c\/li\u003e\n\u003cli\u003eRoute coaxial cables through grounded, rigid conduits, maintaining maximum separation from high-current AC motor leads or VFD cabling.\u003c\/li\u003e\n\u003cli\u003eValidate the gap voltage at the field wiring terminals using a high-impedance digital multimeter prior to final system calibration.\u003c\/li\u003e\n\u003cli\u003eVerify that all BNC connections are finger-tight; excessive mechanical torque can fracture the internal ceramic dielectric of the connector.\u003c\/li\u003e\n\u003cli\u003eEnsure the proximity probe tip is aligned perpendicular to the shaft surface to prevent measurement errors caused by radial runout artifacts.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":43544693932122,"sku":"330850-90-00","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/330850-90-00.png?v=1782273635","url":"https:\/\/www.spareoil.com\/products\/bently-nevada-330850-90-00-3300-xl-25-mm-proximitor-sensor","provider":"SpareOil Automation","version":"1.0","type":"link"}