{"product_id":"330880-28-25-061-01-02-bently-nevada-proxpac-xl-proximity-transducer","title":"330880-28-25-061-01-02 Bently Nevada PROXPAC XL Proximity Transducer","description":"\u003ch3\u003e\u003cstrong\u003eBently Nevada PROXPAC XL Transducer Overview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e330880-28-25-061-01-02\u003c\/strong\u003e is a specialized PROXPAC XL proximity transducer assembly engineered by Bently Nevada for non-contact shaft vibration and axial position measurement in harsh machinery environments. The self-contained, weatherproof housing encloses a 3300 XL 8 mm eddy current probe and internal Proximitor sensor electronics, providing direct linear voltage output proportional to target distance.\u003c\/p\u003e\n\u003cp\u003eBuilt with glass-reinforced polyphenylene sulfide (PPS) thermoplastic housing and AISI 304 stainless steel components, this assembly withstands 4 Joule structural impacts and is BASEEFA-certified to IP66 ratings. Operating on -17.5 Vdc to -26 Vdc supply rails, it delivers a calibrated 7.87 V\/mm (200 mV\/mil) scale factor over an 80 mil (2 mm) linear range.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eModel Configuration Tree\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cpre style=\"background-color: #f8f9fa; padding: 15px; border-left: 4px solid #0056b3; font-family: monospace; font-size: 13px; line-height: 1.5; color: #212529;\"\u003e330880 [PROXPAC XL Proximity Transducer Assembly]\n├── -28 : Probe \u0026amp; Approvals Option\n│   └── 3300 XL 8 mm probe with Multiple Agency Approvals\n├── -25 : Standoff Adapter Option (B Dimension)\n│   └── 2.5 in (63.5 mm) Standoff Adapter\n├── -061 : Probe Penetration Option (C Dimension)\n│   └── 61 mm Penetration Length\n├── -01 : Cable\/Conduit Fitting Option\n│   └── One 3\/4-14 NPT fitting, two secondary plugs\n└── -02 : Mounting Thread Option\n    └── 3\/4-14 NPT Thread (Matches Standoff Adapter)\n\u003c\/pre\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Parameter Matrix\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-bottom: 20px;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003e\u003cspan style=\"color: #1a252c; font-weight: bold;\"\u003eParameter Category\u003c\/span\u003e\u003c\/th\u003e\n\u003cth style=\"border: 1px solid #ddd; padding: 10px; text-align: left;\"\u003e\u003cspan style=\"color: #1a252c; font-weight: bold;\"\u003eTechnical Specification\u003c\/span\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003eModel Number\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cspan style=\"color: #d9534f; font-weight: bold;\"\u003e330880-28-25-061-01-02\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003eManufacturer \u0026amp; Series\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eBently Nevada PROXPAC XL Series\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003eSensor Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eEddy Current Proximity Transducer Assembly\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003eLinear Measurement Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e2 mm (80 mils), spanning 0.25 mm to 2.3 mm (-1 Vdc to -17 Vdc)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003eIncremental Scale Factor (ISF)\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cspan style=\"color: #28a745; font-weight: bold;\"\u003e7.87 V\/mm (200 mV\/mil) ±5%\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003eRecommended Mechanical Gap\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e1.27 mm (50 mils) ~ -9.0 Vdc preset gap point\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003eFrequency Response Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e0 to 10 kHz (+0, -3 dB down to 305 m field wire)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003eOperating Voltage Input\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e-17.5 Vdc to -26 Vdc (12 mA max consumption)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003eProbe Tip \u0026amp; Case Material\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003ePolyphenylene Sulfide (PPS) tip \/ AISI 304 Stainless Steel case\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003eHousing Enclosure Rating\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003eIP66 BASEEFA T07\/0709 verified, Glass-reinforced UV-PPS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003eProbe Cable \u0026amp; Connector\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e1-meter 75 Ω FEP triaxial cable with Gold-plated ClickLoc connector\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003eOperating Temperature Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e-51 °C to +177 °C (-60 °F to +350 °F) probe limit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e\u003cspan style=\"color: #0056b3; font-weight: bold;\"\u003eTotal Hardware Mass\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd style=\"border: 1px solid #ddd; padding: 10px;\"\u003e1.44 kg (3.2 lbs) assembly weight\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eMachine Compatibility \u0026amp; Diagnostics\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eTarget Equipment \u0026amp; Condition Monitoring Capabilities\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget Equipment Applications:\u003c\/strong\u003e High-speed boiler feed pumps, steam turbine fluid-film bearings, centrifugal gas compressors, industrial gearboxes, and large electric motor drives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShaft Dynamic Vibration Tracking:\u003c\/strong\u003e Captures high-frequency radial shaft vibration up to 10 kHz, aiding early detection of rotor unbalance, shaft misalignment, and oil whirl instabilities.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAxial Position \u0026amp; Thrust Monitoring:\u003c\/strong\u003e Measures dynamic axial rotor displacement to prevent catastrophic rotor-to-stator contact during thrust bearing breakdown.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal Loss \u0026amp; Gap Fault Warnings:\u003c\/strong\u003e Voltage shifts past -1 Vdc or -17 Vdc signal mechanical gap deviation, damaged probe tips, or broken field wiring to 3500 series monitoring racks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnclosure Protection Watchdog:\u003c\/strong\u003e IP66 conductive PPS housing protects internal ClickLoc connectors from oil spray, corrosive atmospheric gases, and moisture condensation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eField Installation \u0026amp; Engineering Notes\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe \u003cstrong\u003e330880-28-25-061-01-02\u003c\/strong\u003e integration combines the sensor element and weather housing, eliminating the need for external junction boxes around hot turbomachinery.\u003c\/li\u003e\n\u003cli\u003eMaintain a 15.2 mm target surface diameter and 50.8 mm minimum shaft diameter to avoid electrical cross-talk or scale factor distortion.\u003c\/li\u003e\n\u003cli\u003eTighten the sleeve locknut to 39.3 N·m (350 in·lb) and retaining nut to 29.5 N·m (260 in·lb) during installation to preserve sealing integrity under severe machine vibration.\u003c\/li\u003e\n\u003cli\u003eKeep field wiring runs under 305 meters using 3-conductor shielded triax cable to maintain high-frequency signal response up to 10 kHz without signal attenuation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eCommercial Logistics \u0026amp; Warranty\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal Supply Protocols\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eProtected by a \u003cspan style=\"color: #d9534f; font-weight: bold;\"\u003e12-month full warranty\u003c\/span\u003e.\u003c\/li\u003e\n\u003cli\u003eGlobal priority freight via \u003cspan style=\"color: #d9534f; font-weight: bold;\"\u003eFedEx, UPS, and DHL\u003c\/span\u003e.\u003c\/li\u003e\n\u003cli\u003eDispatched in static-safe, heavy-duty protective packaging with factory calibration compliance verification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eField Engineering \u0026amp; Installation Guidance\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eQ: How is the physical gap voltage set during field installation of this transducer?\u003cbr\u003eA: Adjust probe depth until output voltage reads approximately -9.0 Vdc (matching the 1.27 mm \/ 50 mil nominal gap) on a calibrated digital multimeter before securing the locknut.\u003c\/p\u003e\n\u003cp\u003eQ: What happens if the probe tip is exposed to ambient operating temperatures below -34°C?\u003cbr\u003eA: Sub-zero exposure below -34°C (-29°F) can degrade internal elastomeric seals, increasing the risk of fluid ingress under high casing pressures.\u003c\/p\u003e\n\u003cp\u003eQ: Why must field wiring use 3-conductor tinned shielded triaxial cable?\u003cbr\u003eA: Tinned triaxial shielding prevents ground loops and ambient electromagnetic noise from corrupting high-frequency 200 mV\/mil vibration signals routed over long distances to monitoring racks.\u003c\/p\u003e\n\u003cp\u003eQ: Can the internal ClickLoc probe connector be disconnected during housing installation?\u003cbr\u003eA: Yes, the gold-plated ClickLoc connector disconnects quickly to allow insertion of the stainless steel probe sleeve without twisting the internal FEP triaxial cable.\u003c\/p\u003e\n\u003cp\u003eQ: What specifies the mounting thread interface on this standoff adapter arrangement?\u003cbr\u003eA: Option 02 designates a standard 3\/4-14 NPT thread, providing a pressure-tight seal when mated directly to machine bearing housings or mounting brackets.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/330880_330881.png?v=1784786109\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45013978513590,"sku":"330880-28-25-061-01-02","price":157.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/330880-28-25-061-01-021_e8e48c00-c084-440b-800b-5f6d0ba31314.jpg?v=1785835400","url":"https:\/\/www.plcsparehub.com\/products\/330880-28-25-061-01-02-bently-nevada-proxpac-xl-proximity-transducer","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}