{"product_id":"bently-nevada-330101-29-52-10-02-00-3300-xl-8-mm-proximity-probe","title":"Bently Nevada 330101-29-52-10-02-00 3300 XL 8 mm Proximity Probe","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 330101-29-52-10-02-00\u003c\/strong\u003e is an 8 mm unarmored eddy-current \u003cstrong\u003eproximity probe\u003c\/strong\u003e belonging to the 3300 XL 8 mm Proximity Transducer System family. This non-contact sensor is designed to provide high-precision displacement, shaft position, and vibration measurements on critical rotating machinery such as steam turbines, gas turbines, centrifugal compressors, and high-speed pumps.\u003c\/p\u003e\n\n\u003cp\u003eThis specific configuration is defined by its mechanical housing and cable parameters, offering a 2.9-inch unthreaded length and a 5.2-inch overall case length with 3\/8-24 UNF-2A threads. It features a 1.0-meter total cable length without mechanical armor, terminated in a miniature coaxial ClickLoc connector. This non-armored design is ideal for routing through protective conduit systems in safe-area environments where standard approvals suffice, differentiating it from variants with armored steel jackets or specialized hazard zone certificates.\u003c\/p\u003e\n\n\u003cp\u003eThe probe works on the eddy-current operating principle, generating a high-frequency electromagnetic field from its 8 mm tip. When a conductive steel target (such as a turbine shaft) moves within its linear range, the field changes are processed by a compatible 3300 XL Proximitor sensor. This change is converted into a highly stable linear voltage output proportional to the gap distance, allowing continuous monitoring of shaft dynamic vibration and static position.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eNon-contact eddy-current design ensures zero mechanical wear and long-term reliability in continuous machine monitoring chains.\u003c\/li\u003e\n  \u003cli\u003eFeatures standard 3\/8-24 UNF-2A threads without protective armor, optimizing installation inside rigid or flexible external conduits.\u003c\/li\u003e\n  \u003cli\u003eEquipped with a 1.0-meter high-quality standard coaxial cable terminated with a miniature coaxial ClickLoc connector.\u003c\/li\u003e\n  \u003cli\u003eOffers a 2.9-inch unthreaded sleeve coupled with a 5.2-inch overall case length to match specific bearing housing insertion depths.\u003c\/li\u003e\n  \u003cli\u003eRobust polyphenylene sulfide (PPS) tip and stainless steel probe body resist corrosive industrial machine environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eRadial vibration and shaft dynamic movement monitoring on high-speed industrial turbines.\u003c\/li\u003e\n  \u003cli\u003eAxial position (thrust displacement) tracking in centrifugal compressors, gearboxes, and large water pumps.\u003c\/li\u003e\n  \u003cli\u003eBearing oil film clearance and structural motion measurement on critical rotating utility assets.\u003c\/li\u003e\n  \u003cli\u003eIntegration into 3500 series machinery protection systems via appropriate Proximitor sensors and I\/O channels.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eOption Segment\u003c\/th\u003e\n      \u003cth\u003eCode Value\u003c\/th\u003e\n      \u003cth\u003eSegment Description\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOrderable Part Number\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e330101-29-52-10-02-00\u003c\/td\u003e\n      \u003ctd\u003e3300 XL 8 mm Proximity Probe, 3\/8-24 UNF thread, without armor\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eA - Unthreaded Length Option\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e29\u003c\/td\u003e\n      \u003ctd\u003e2.9 inches (74 mm) unthreaded length\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eB - Overall Case Length Option\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e52\u003c\/td\u003e\n      \u003ctd\u003e5.2 inches (132 mm) overall case length\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eC - Total Length Option\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e10\u003c\/td\u003e\n      \u003ctd\u003e1.0 meter (3.3 feet) total cable length\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eD - Connector and Cable Option\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e02\u003c\/td\u003e\n      \u003ctd\u003eMiniature coaxial ClickLoc connector, standard cable\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eE - Agency Approval Option\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e00\u003c\/td\u003e\n      \u003ctd\u003eNo agency approvals required (standard\/safe-area application)\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n      \u003cth\u003eParameter Category\u003c\/th\u003e\n      \u003cth\u003eSpecification Detail\u003c\/th\u003e\n    \u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eManufacturer\u003c\/td\u003e\n      \u003ctd\u003eBently Nevada\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eModel Number\u003c\/td\u003e\n      \u003ctd\u003e330101-29-52-10-02-00\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProduct Family\u003c\/td\u003e\n      \u003ctd\u003e3300 XL 8 mm Proximity Transducer System\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eProbe Tip Diameter\u003c\/td\u003e\n      \u003ctd\u003e8 mm (0.31 inches)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eMeasurement Type\u003c\/td\u003e\n      \u003ctd\u003eDisplacement (proximity)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOperating Principle\u003c\/td\u003e\n      \u003ctd\u003eEddy current\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eThread Size\u003c\/td\u003e\n      \u003ctd\u003e3\/8-24 UNF-2A\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eUnthreaded Length\u003c\/td\u003e\n      \u003ctd\u003e2.9 inches (74 mm)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCase Length\u003c\/td\u003e\n      \u003ctd\u003e5.2 inches (132 mm)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eTotal Cable Length\u003c\/td\u003e\n      \u003ctd\u003e1.0 meter (3.3 feet)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eConnector Type\u003c\/td\u003e\n      \u003ctd\u003eMiniature coaxial ClickLoc\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eCable Type\u003c\/td\u003e\n      \u003ctd\u003eStandard coaxial cable (without armor)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eLinear Range\u003c\/td\u003e\n      \u003ctd\u003e2.0 mm (80 mils), from approximately 0.25 mm (10 mils) to 2.25 mm (90 mils)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNominal Scale Factor\u003c\/td\u003e\n      \u003ctd\u003e7.87 V\/mm (200 mV\/mil) when paired with 3300 XL Proximitor sensor\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eNominal Probe Resistance\u003c\/td\u003e\n      \u003ctd\u003e7.59 ohms +\/- 0.50 ohms (center conductor to outer conductor)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eOperating Temperature Range\u003c\/td\u003e\n      \u003ctd\u003e-52 degC to +177 degC (-62 degF to +350 degF)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eRecommended Torque\u003c\/td\u003e\n      \u003ctd\u003eFinger tight for standard 3300 XL gold ClickLoc coaxial connectors\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eDimensions (H x W x D)\u003c\/td\u003e\n      \u003ctd\u003e45 mm x 95 mm x 95 mm (H x W x D)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003eWeight\u003c\/td\u003e\n      \u003ctd\u003e0.14 kg\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cp\u003eTo ensure optimal measurement accuracy and system longevity, install the probe according to the following guidelines:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eProbe Gap Calibration:\u003c\/strong\u003e Mount the probe in the machine casing using a micrometer or a voltmeter to set the proper initial gap voltage (typically -10 Vdc, equivalent to approximately 1.27 mm or 50 mils gap space) per system calibration procedures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThread Engagement:\u003c\/strong\u003e Maintain thread engagement within industry standards (maximum length of thread engagement is 0.563 inches for 3\/8-24 threads). Do not over-tighten during insertion.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCable Protection:\u003c\/strong\u003e Route the coaxial cable through a dedicated, grounded metal conduit or tray system to prevent physical damage and isolate the transducer signals from electromagnetic interference (EMI).\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eGrounding Practices:\u003c\/strong\u003e Ensure that the outer shield of the extension cable is connected to a clean instrument ground at the monitor or Proximitor panel only. Maintain insulation on the coaxial connectors inside terminal boxes.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52666608615787,"sku":"330101-29-52-10-02-00","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/bently-nevada-330101-29-52-10-02-00-3300-xl-8-mm-proximity-probes-i0w52oeg45f_8c26afc8-55a4-4492-bbf5-3c7529bcc15e.jpg?v=1765444110","url":"https:\/\/www.plcprotech.com\/ms\/products\/bently-nevada-330101-29-52-10-02-00-3300-xl-8-mm-proximity-probe","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}