{"product_id":"330878-51-05-bently-nevada-3300-xl-50-mm-proximitor-sensor","title":"330878-51-05 | Bently Nevada | 3300 XL 50 mm Proximitor Sensor","description":"\u003cp\u003eThe \u003cstrong\u003eBently Nevada 330878-51-05\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e330878-51-05\u003c\/strong\u003e Proximitor Sensor, operates as a dedicated hardware component for sensing shaft displacement and vibration within machinery protection systems.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e330878\u003c\/strong\u003e: 3300 XL 50 mm Proximitor Sensor base model.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e51\u003c\/strong\u003e: Total system length (5.0 meters).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e05\u003c\/strong\u003e: Agency approval option (Agency approved).\u003c\/li\u003e\n\u003c\/ul\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\u003e330878-51-05\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\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eHousing dimensions standardized for 3300 XL series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eExtended industrial range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eStandard 3300 XL loop power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLinear Range\u003c\/td\u003e\n\u003ctd\u003e27.9 mm (1100 mils)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Length\u003c\/td\u003e\n\u003ctd\u003e5.0 meters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eProximitor Sensor Eddy-Current Scaling and Signal Integrity\u003c\/h3\u003e\n\u003cp\u003eThe 330878-51-05 utilizes eddy-current principle to measure the distance between the probe tip and the target material. Precise gap voltage validation is required during initial calibration; standard operation targets a nominal -10 VDC gap voltage when the probe is positioned at the center of its linear range. Deviation from this target may indicate mechanical interference or probe misalignment. To ensure accurate rotor dynamics data, cross-talk suppression is maintained by adhering to minimum probe spacing requirements, preventing signal interference when multiple sensors are installed in close proximity.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Can the 330878-51-05 system length be altered in the field?\u003c\/p\u003e\n\u003cp\u003eA: No. The system length of 5.0 meters is calibrated at the factory. Altering the cable length will modify the capacitance of the system, introducing errors into the voltage-to-distance conversion and invalidating the transducer output.\u003c\/p\u003e\n\u003cp\u003eQ: What is the significance of the A380 aluminum housing in terms of grounding?\u003c\/p\u003e\n\u003cp\u003eA: The housing provides a rigid mechanical structure for DIN-rail mounting. Ensure the mounting rail is properly bonded to the system common to maintain electrical integrity and minimize common-mode noise.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eMount the Proximitor sensor in a protected, dry area using the integrated DIN-rail clips. Ensure the orientation allows for easy access to the terminal blocks.\u003c\/li\u003e\n\u003cli\u003eRoute the coaxial extension cable away from high-voltage AC cabling and variable frequency drive outputs to prevent electromagnetic induction.\u003c\/li\u003e\n\u003cli\u003eVerify that the system length matches the configuration programmed in the monitor.\u003c\/li\u003e\n\u003cli\u003ePerform a bench check using a target of the same material as the machine shaft to verify the gap voltage output before final installation.\u003c\/li\u003e\n\u003cli\u003eEnsure all coaxial connectors are tightened to finger-tight plus one-quarter turn to prevent signal loss due to vibration.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":43551741706330,"sku":"330878-51-05","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/330878-50-00_032e3c01-c634-43af-8295-514c4cd8e62b.png?v=1782356356","url":"https:\/\/www.spareoil.com\/products\/330878-51-05-bently-nevada-3300-xl-50-mm-proximitor-sensor","provider":"SpareOil Automation","version":"1.0","type":"link"}