{"product_id":"bently-nevada-330881-16-05-035-01-02-proximity-transducers-proxpac-xl","title":"Bently Nevada 330881-16-05-035-01-02 Proximity Transducers PROXPAC XL","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe Bently Nevada 330881-16-05-035-01-02 is a highly integrated PROXPAC XL proximity transducer system engineered for industrial machine condition monitoring. By consolidating the functionality of a traditional proximity probe and an external Proximitor sensor into a single, robust housing, this device simplifies the installation process for critical turbomachinery applications. It utilizes advanced eddy-current technology to detect shaft displacement, rotor vibration, and axial position, providing high-fidelity data to monitoring systems without the requirement for intermediate coaxial cabling.\u003c\/p\u003e\n\u003cp\u003eDesigned to operate in harsh industrial environments, the 330881-16-05-035-01-02 is a mission-critical component in Turbine Supervisory Instrumentation (TSI) setups. Its integrated design reduces potential points of failure, such as connector degradation or cable damage, which are common in distributed sensor architectures. This transducer ensures that the critical -10 VDC gap voltage target is easily achieved and maintained, providing a linear electrical output directly proportional to the distance between the probe tip and the observed shaft. For maintenance and engineering teams, this unit offers a compact, efficient solution for monitoring high-speed assets where space is constrained and reliability is the top priority.\u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e330881-16-05-035-01-02\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBently Nevada\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSeries\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003ePROXPAC XL\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eSystem Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIntegrated Proximity Transducer\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eProbe Diameter\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e8 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMounting Thread\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3\/8-24 UNF\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCase Length\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e35 mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temperature\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-51 deg C to +100 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e12 mA (Max @ -24 VDC)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.88 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShipping Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e35.0 * 30.0 * 12.0 cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eLinearity\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eWithin 0.05 mm over linear range\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eModel Configuration Explanation\u003c\/h2\u003e\n\u003cp\u003eThe model string breakdown for the 330881-16-05-035-01-02 is as follows:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e330881: Designates the PROXPAC XL integrated proximity transducer series.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e16: Specifies the probe diameter and thread configuration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e05: Denotes the unthreaded length requirement.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e035: Represents the total case length in millimeters (35 mm).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e01: Indicates the specific connector type integrated into the housing.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e02: Defines the agency approval and calibration standards applied to this unit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTypical Applications\u003c\/h2\u003e\n\u003cp\u003eThe PROXPAC XL series is widely utilized in sectors where high-precision vibration data is required:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSteam and Gas Turbines: Monitoring shaft radial vibration and bearing performance.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLarge Industrial Pumps: Detecting mechanical misalignment and impeller wear.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCentrifugal Compressors: Managing axial thrust position to protect critical thrust bearings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLarge Electric Motors: Ensuring rotor stability and monitoring dynamic air-gap characteristics.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHydroelectric Power Plants: Providing consistent displacement data in humid, demanding environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSystem Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe 330881-16-05-035-01-02 is a self-contained unit but functions as part of a wider monitoring ecosystem:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMonitoring Racks: Compatible with standard 3500 series vibration monitoring systems and earlier Bently Nevada rack designs.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003ePower Supplies: Designed for standard -24 VDC industrial power rails.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eData Acquisition: Interfaces directly with standard vibration input cards, provided the input impedance and power requirements are satisfied.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMounting Hardware: Compatible with standard Bently Nevada mounting brackets and conduit assemblies for secure machine integration.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstallation Protocols\u003c\/h2\u003e\n\u003cp\u003eAchieving optimal sensor performance requires strict adherence to installation best practices:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003ePositioning: Ensure the transducer is mounted perpendicular to the shaft centerline to prevent measurement bias.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGap Setting: Utilize a depth micrometer to achieve the nominal gap. Connect the transducer to a digital voltmeter and adjust the housing until the -10 VDC output setpoint is reached.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGrounding: Secure the stainless steel housing to the machine chassis to ensure a solid electrical ground, which is vital for effective RFI\/EMI shielding.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCabling: Ensure the cable run is protected by industrial conduit; avoid tight bend radii that can stress the integrated cable-to-housing interface.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTorque Management: Use appropriate jam nuts and locking washers to prevent transducer migration during continuous machine operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eProduct Advantages\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eIntegrated Architecture: Eliminates external Proximitor housings and extension cables, simplifying installation and reducing spare parts inventory.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eReliability: The factory-sealed construction protects internal signal conditioning electronics from oil, moisture, and dust ingress.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSignal Precision: Minimized signal path length reduces potential noise and interference, leading to cleaner data for diagnostics.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompact Design: Ideal for machinery with limited space between the bearing housing and the shaft.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSimplified Commissioning: Direct electrical output reduces the troubleshooting time typically associated with separate probe\/cable\/sensor systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eOrdering Information\u003c\/h2\u003e\n\u003cp\u003eThe 330881-16-05-035-01-02 package includes:\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eOne (1) PROXPAC XL integrated proximity transducer.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNecessary installation hardware (nuts and lock washers).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTechnical configuration and calibration documentation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eNote: Verify the mounting thread compatibility with your machine's existing port before ordering to avoid fitment issues.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eIs the PROXPAC XL field-repairable if the probe tip is damaged?\u003c\/p\u003e\n\u003cp\u003eNo. The unit is a factory-sealed, integrated assembly. Structural damage to the tip or body requires the complete unit to be replaced.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan this transducer be used without a -24 VDC power supply?\u003c\/p\u003e\n\u003cp\u003eNo. The integrated signal conditioning electronics require a stable -24 VDC source to function within the linear range.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow does the 35 mm case length affect installation?\u003c\/p\u003e\n\u003cp\u003eThe 35 mm case length determines the reach of the probe into the machine casing. Ensure this matches your port depth to maintain the correct gap.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the transducer require a specific shaft target material?\u003c\/p\u003e\n\u003cp\u003eCalibration is based on 4140 steel. If the target material is different, a scale factor adjustment will be necessary for accurate readings.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the role of the -10 VDC gap voltage target?\u003c\/p\u003e\n\u003cp\u003eThe -10 VDC setpoint ensures the transducer is operating in the center of its linear range, providing a full swing for accurate vibration monitoring.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow can I verify the transducer is healthy?\u003c\/p\u003e\n\u003cp\u003eMonitor the DC gap voltage at the input card terminal. A steady voltage within the expected range indicates proper operation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan I use this in an oil-submerged environment?\u003c\/p\u003e\n\u003cp\u003eYes, the 330881 is designed to be oil-resistant, provided the cable-to-housing interface is sealed correctly during installation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the PROXPAC XL generate the same signal as a separate Proximitor system?\u003c\/p\u003e\n\u003cp\u003eYes, the electrical output is designed to be directly compatible with monitoring systems configured for standard Bently Nevada 8 mm proximity probes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45518839578797,"sku":"330881-16-05-035-01-02","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/bently-nevada-330881-16-05-035-01-02-proxpac-xl-proximity-transducer-rq4q2f14nzk.jpg?v=1766980171","url":"https:\/\/www.maxwellplc.com\/ru\/products\/bently-nevada-330881-16-05-035-01-02-proximity-transducers-proxpac-xl","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}