{"product_id":"330909-00-20-70-01-05-bn-3-8-24-armored-eddy-current-transducer","title":"330909-00-20-70-01-05 BN 3\/8-24 Armored Eddy Current Transducer","description":"\u003ch3\u003e\u003cstrong\u003eEngineering Architecture and Configuration Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e330909-00-20-70-01-05\u003c\/strong\u003e transducer represents an advanced Bently Nevada \u003cstrong\u003e3300 NSv\u003c\/strong\u003e proximity probe featuring integrated stainless steel armor for heavy industrial routing. Engineered for small target measurements and low-speed machinery vibration analysis, the exact part number configuration is detailed below:\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConfiguration Suffix\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSelected Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eEngineering Specification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBase Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e330909\u003c\/td\u003e\n\u003ctd\u003e3300 NSv Probe, 3\/8-24 UNF thread, with integral stainless steel armor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eUnthreaded Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e00\u003c\/td\u003e\n\u003ctd\u003e0.0 in unthreaded case length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOverall Case Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003ctd\u003e2.0 in total probe case length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTotal Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e70\u003c\/td\u003e\n\u003ctd\u003e7.0 meters (23.0 feet) total probe cable length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnector \u0026amp; Cable\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e01\u003c\/td\u003e\n\u003ctd\u003eMiniature coaxial ClickLoc connector with protector, standard cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgency Approval\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e05\u003c\/td\u003e\n\u003ctd\u003eMultiple hazardous area approvals (CSA, ATEX, IECEx)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Parameters and Mechanical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"5\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBently Nevada \/ Baker Hughes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Series\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3300 NSv Proximity Transducer System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel \/ Part Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e330909-00-20-70-01-05\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Case Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAISI 304 Stainless Steel (SST) with flexible armor casing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe Tip Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePolyphenylene Sulfide (PPS)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProbe DC Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.9 ± 0.9 ohms (center conductor to outer conductor for 7.0m length)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-52°C to +177°C (-62°F to +351°F) continuous exposure\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaximum Case Torque\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e33.9 N•m (300 in•lb) full case \/ 22.6 N•m (200 in•lb) first three threads\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThread Engagement Limit\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMaximum length of thread engagement: 0.563 in (3\/8-24 UNF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDifferential Pressure Seal\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eIntegrated Viton O-ring sealing mechanism up to probe case boundary\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003ePhysical Mounting and Installation Guidelines\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThread the armored 3\/8-24 UNF probe case into machine ports, keeping thread engagement strictly under the 0.563-inch maximum limit.\u003c\/li\u003e\n\u003cli\u003eApply the recommended installation torque of 11.3 N•m (100 in•lb) for standard mounting or 7.5 N•m (66 in•lb) across the first three threads to prevent housing distortion.\u003c\/li\u003e\n\u003cli\u003eLeverage the flexible stainless steel armor to protect the 7.0-meter coaxial cable when routing through heavy maintenance traffic zones.\u003c\/li\u003e\n\u003cli\u003eVerify that installation ambient temperatures remain above -34°C (-30°F) to prevent low-temperature hardening of the Viton O-ring pressure seal.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eDiagnostic Capabilities and Signal Monitoring\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eContinuous verification of probe DC resistance (5.9 ohms) via linked 3300 NSv monitors enables instant identification of open or short circuits.\u003c\/li\u003e\n\u003cli\u003eHigh-frequency eddy current tracking captures subtle radial vibration and axial position changes on restricted-target shafts.\u003c\/li\u003e\n\u003cli\u003eClickLoc connector and protective cap prevent moisture ingress and mechanical loosening under heavy machinery vibration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTarget Equipment and Application Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-speed centrifugal compressors and specialized multi-stage pumps operating in harsh industrial environments.\u003c\/li\u003e\n\u003cli\u003eCompressor trains and auxiliary gearboxes requiring long cable runs routed through heavy-duty protective conduit pathways.\u003c\/li\u003e\n\u003cli\u003eTurbine machinery where standard unarmored coaxial cables risk mechanical abrasion from nearby structural members.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight and Field Experience\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003ePlant reliability engineers frequently select the \u003cstrong\u003e330909-00-20-70-01-05\u003c\/strong\u003e when machinery vibration probes must span long cable distances through cluttered, abrasive industrial cable trays. Field experience demonstrates that while the stainless steel armor provides exceptional mechanical defense, installers must avoid sharp radius bends near the probe case backshell to prevent crushing the internal 75-ohm coaxial core. Additionally, verifying the 5.9-ohm DC loop resistance during commissioning ensures that the extended 7.0-meter cable span has not suffered signal attenuation due to improper connector torque.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eModel Selection Comparison and Technical Recommendation\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eWhen assessing alternative configurations within the same product family, comparing this unit against the \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-330909-05-30-05-02-00-3300-nsv-proximity-probe-request-a-quote\"\u003e330909-05-30-05-02-00 3300 NSv Proximity Probe\u003c\/a\u003e highlights vital mechanical differences. While the model described here features a 2.0-inch case, a long 7.0-meter armored cable, and multiple approvals (Option 05), the alternative model utilizes a longer unthreaded section (Option 05), an extended 3.0-inch case length (Option 30), a shorter 0.5-meter cable, and standard commercial-grade agency ratings. Engineers should choose this 7.0-meter armored variant when the proximitor cabinet is located far from the machine penetration point, whereas the 0.5-meter option suits close-coupled junction box installations.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What specific mechanical advantage does the integral stainless steel armor provide over standard unarmored probe cables?\u003c\/strong\u003e\u003cbr\u003eA: The stainless steel armor shields the 75-ohm FEP insulated coaxial cable from physical cutting, metal shavings, and heavy mechanical abrasion in congested industrial cabinets.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Why does the manufacturer specify a reduced maximum torque rating when tightening only the first three threads of the probe case?\u003c\/strong\u003e\u003cbr\u003eA: Tightening across only the leading threads concentrates mechanical stress on a smaller surface area, requiring a lower torque limit of 22.6 N•m to avoid stripping the mounting hole.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What corrective steps are required if the proximitor diagnostic LED indicates an open-circuit fault on a newly installed probe?\u003c\/strong\u003e\u003cbr\u003eA: Disconnect the ClickLoc connector, check for pin contamination, and measure loop resistance to confirm it matches the nominal 5.9-ohm rating for a 7-meter cable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the 330909-00-20-70-01-05 probe be utilized in high-pressure oil lubrication cavities without auxiliary sealing?\u003c\/strong\u003e\u003cbr\u003eA: Yes, the integrated Viton O-ring seals differential pressure between the probe tip and case boundary, provided installation torque and temperature limits are respected.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What selection guide rules govern the decision to deploy a 7.0-meter total length probe assembly?\u003c\/strong\u003e\u003cbr\u003eA: Select the 7.0-meter length option when machinery safety guidelines require mounting the 3300 NSv proximitor outside hazardous or high-vibration local enclosures.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eLogistics and Warranty Terms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eBacked by a reliable \u003cstrong\u003e12-month warranty\u003c\/strong\u003e covering manufacturing defects and electrical calibration precision.\u003c\/li\u003e\n\u003cli\u003eExpedited global delivery managed through premier shipping carriers including \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, and \u003cstrong\u003eDHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003eGuaranteed order processing and dispatch within \u003cstrong\u003e24-48 hours\u003c\/strong\u003e of verification.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/330901-330910_4b200e96-8853-4e56-b3a8-5e16f60388de.png?v=1782722898\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45013968814262,"sku":"330909-00-20-70-01-05","price":219.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/BentlyNevada330909_7_ae450f6e-2628-4563-bb4f-4bcbf2cd943c.jpg?v=1789010026","url":"https:\/\/www.plcsparehub.com\/products\/330909-00-20-70-01-05-bn-3-8-24-armored-eddy-current-transducer","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}