{"product_id":"bently-nevada-330906-02-12-10-12-00-3300-nsv-reverse-mount-probe","title":"Bently Nevada 330906-02-12-10-12-00 3300 NSv Reverse Mount Probe","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eMachinery diagnostic architectures requiring high-precision proximity measurements in confined spaces frequently incorporate the Bently Nevada 330906-02-12-10-12-00 transducer probe. Designed as a key component of the \u003cstrong\u003e3300 NSv proximity transducer system\u003c\/strong\u003e, this reverse-mount probe provides robust shaft vibration and position monitoring on small-diameter shafts or targets with limited mounting clearance. The reverse-mount configuration enables seamless insertion and adjustment from the rear of the mounting sleeve or machine housing, protecting the sensor tip during critical installation phases.\u003c\/p\u003e\n\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThis probe features a \u003cstrong\u003eFluidLoc cable\u003c\/strong\u003e construction to prevent process fluid migration and a high-integrity \u003cstrong\u003eClickLoc coaxial connector\u003c\/strong\u003e for robust signal transmission. Engineered for challenging industrial environments, it operates effectively on targets with reduced lateral clearance where standard-size proximity probes cannot resolve accurate eddy-current fields.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eReverse Mount Design:\u003c\/strong\u003e Facilitates installation inside tight machine housings, allowing adjustment from behind the probe holder block.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFluidLoc Cable Technology:\u003c\/strong\u003e Prevents oil, water, or process gases from wicking through the cable interior into sensitive junction boxes.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMiniature ClickLoc Coaxial Connector:\u003c\/strong\u003e Provides secure, vibration-resistant electrical coupling with a positive mechanical lock.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSmall Target Optimization:\u003c\/strong\u003e Specifically calibrated for targets smaller than standard 8mm probe systems, minimizing crosstalk and side-gap sensitivity.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBroad Operating Temperature Envelope:\u003c\/strong\u003e Maintains stable dielectric and mechanical characteristics across heavy industrial thermal cycles.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003eHigh-speed centrifugal and axial compressors\u003c\/li\u003e\n  \u003cli\u003eTurbochargers, gas expanders, and micro-turbines\u003c\/li\u003e\n  \u003cli\u003eIndustrial pumps, gearboxes, and auxiliary machinery\u003c\/li\u003e\n  \u003cli\u003eInternal shaft relative vibration and axial position monitoring\u003c\/li\u003e\n  \u003cli\u003eConfined-space bearing housings with limited physical access paths\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; font-family: inherit;\"\u003e\n    \u003cthead\u003e\n      \u003ctr\u003e\n        \u003cth style=\"text-align: left; padding: 0.75rem; border-bottom: 2px solid #2b6cb0; color: #1a365d;\"\u003eSpecification Parameter\u003c\/th\u003e\n        \u003cth style=\"text-align: left; padding: 0.75rem; border-bottom: 2px solid #2b6cb0; color: #1a365d;\"\u003eValue \/ Configuration Detail\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0; font-weight: bold;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0;\"\u003eBently Nevada\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0; font-weight: bold;\"\u003eModel Series\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0;\"\u003e3300 NSv Proximity Transducer System\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0; font-weight: bold;\"\u003ePart Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0;\"\u003e330906-02-12-10-12-00\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0; font-weight: bold;\"\u003eThread Size\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0;\"\u003e3\/8-24 UNF\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0; font-weight: bold;\"\u003eUnthreaded Length Option (-02)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0;\"\u003e0.2 inches (5.1 mm)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0; font-weight: bold;\"\u003eOverall Case Length Option (-12)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0;\"\u003e1.2 inches (30.5 mm)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0; font-weight: bold;\"\u003eTotal Length Option (-10)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0;\"\u003e1.0 metre (39 inches)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0; font-weight: bold;\"\u003eConnector \/ Cable Option (-12)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0;\"\u003eMiniature coaxial ClickLoc connector, FluidLoc cable\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0; font-weight: bold;\"\u003eAgency Approval Option (-00)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0;\"\u003eNot required \/ Standard configuration\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0; font-weight: bold;\"\u003eOperating Temperature Range\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0;\"\u003e-35 degC to +177 degC (-31 degF to +350 degF)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0; font-weight: bold;\"\u003eMinimum Target Diameter\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0;\"\u003e5.1 mm (0.2 inches)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0; font-weight: bold;\"\u003eCountry of Origin\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0;\"\u003eUnited States\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0;\"\u003e1.5 kg (3.3 lbs)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0; font-weight: bold;\"\u003ePackage Dimensions (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem; border-bottom: 1px solid #e2e8f0;\"\u003e25.0 cm x 20.0 cm x 5.0 cm (9.8 in x 7.9 in x 2.0 in)\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe 3300 NSv series operates at a higher frequency than standard Bently Nevada 3300 XL 8mm probes to accommodate smaller shafts and narrow collars. Under no circumstances should you mix a 3300 NSv probe with a standard 3300 XL extension cable or a standard 3300 XL Proximitor sensor. Mismatched system components will distort the RF eddy-current field generation, resulting in severe output errors, flatlined DC gap voltages, or false machinery trips on the monitoring rack.\u003c\/p\u003e\n\n\u003ch4\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen utilizing reverse-mount probes, verify the thread depth of the mounting port. Because these probes are threaded from the rear of the mounting bracket or sleeve, insufficient thread engagement can lead to rotational slippage or oscillation under high vibration. Ensure the cable bend radius does not drop below 25.4 mm (1.0 inch); bending past this limit can compromise the FluidLoc barrier and damage the inner coaxial shielding, inducing high-frequency noise on the dynamic signal.\u003c\/p\u003e\n\n\u003ch4\u003eCommissioning \u0026amp; Calibration Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eDuring field commissioning, use a static calibrator spindle to establish the scale factor against the actual machinery shaft material. The 3300 NSv system exhibits a nominal scale factor of 7.87 V\/mm (200 mV\/mil) over a 1.52 mm (60 mils) linear range when calibrated against AISI 4140 steel. Before final locknut tightening, verify that the miniature coaxial ClickLoc connector is entirely clean and dry; a micro-layer of oil on the center pin can alter the system's impedance and cause calibration drift.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cp style=\"color: #9b2c2c; font-weight: bold; margin: 0 0 0.5rem 0;\"\u003eCRITICAL WARNING:\u003c\/p\u003e\n  \u003cp style=\"color: #9b2c2c; margin: 0;\"\u003eIsolate and de-energize all associated machinery control channels and monitoring racks before starting physical probe insertion. Confirm zero local voltage and ensure proper electrostatic discharge (ESD) personal grounding protocols are followed. Contact with energized or ungrounded circuitry can permanently degrade the probe tip's internal coil structure.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; flex-direction: column; gap: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e1\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eInspect the internal mounting port threads for debris, burrs, or physical obstructions. Ensure the thread profile matches the 3\/8-24 UNF specifications perfectly.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e2\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eThread the reverse-mount probe into the sleeve or bracket assembly from the rear, taking care not to twist or bind the integrated cable during rotation.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e3\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eWith the Proximitor sensor active, monitor the DC gap voltage. Adjust the physical depth of the probe until the voltage reads -10.0 VDC, corresponding to the midpoint of the linear range.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e4\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eSecurely tighten the locknut to the recommended torque specification, ensuring the physical position of the probe tip does not shift during the lockup process.\u003c\/p\u003e\n  \u003c\/div\u003e\n  \u003cdiv style=\"display: flex; align-items: flex-start; gap: 1rem;\"\u003e\n    \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; width: 28px; height: 28px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-weight: bold; flex-shrink: 0;\"\u003e5\u003c\/div\u003e\n    \u003cp style=\"color: #2d3748; margin: 0;\"\u003eConnect the miniature coaxial ClickLoc connector to the extension cable, ensuring a physical mechanical click is felt and heard, and apply protective sleeve insulation to guard against fluid ingress.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52668300296555,"sku":"330906-02-12-10-12-00","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/330906-02-12-10-12-00-hltia5rc1eg_bb39b547-c2db-4be3-aaef-f5b3604ac05e.jpg?v=1765520515","url":"https:\/\/www.plcprotech.com\/products\/bently-nevada-330906-02-12-10-12-00-3300-nsv-reverse-mount-probe","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}