{"product_id":"330903-00-04-70-11-05-proximity-sensor-bently-nevada-3300-nsv","title":"330903-00-04-70-11-05 Proximity Sensor Bently Nevada 3300 NSv","description":"\u003ch3\u003e\u003cstrong\u003eTechnical Overview \u0026amp; Physical Engineering\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #0056b3;\"\u003eBently Nevada 330903-00-04-70-11-05\u003c\/strong\u003e is a high-precision 3300 NSv eddy current proximity probe engineered for shaft vibration, keyphasor, and axial position monitoring in tight-clearance machinery applications.\u003c\/p\u003e\n\u003cp\u003eDesigned with an M8x1 metric threaded stainless steel case, this sensor provides superior side-view suppression and chemical resistance compared to legacy 3000-series 190 and 3300 RAM proximity transducers.\u003c\/p\u003e\n\u003cp\u003eThe tip material utilizes Polyphenylene Sulfide (PPS) with an internal Viton O-ring seal to maintain differential pressure containment between the probe tip and outer AISI 304 stainless steel case.\u003c\/p\u003e\n\u003cp\u003eFeaturing an integrated 7.0-meter FluidLoc coaxial cable, the assembly prevents oil and process fluid migration through the internal cable strands into external junction boxes.\u003c\/p\u003e\n\u003cp\u003eA ClickLoc miniature coaxial connector with protective boot ensures reliable signal contact and vibration resistance inside harsh machine environments.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003ePart Number Configuration Breakdown\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe ordering structure for the \u003cstrong style=\"color: #0056b3;\"\u003eBently Nevada 330903-00-04-70-11-05\u003c\/strong\u003e proximity probe assembly is outlined below:\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBase Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e330903\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong style=\"color: #0056b3;\"\u003e3300 NSv Probe\u003c\/strong\u003e, M8x1 thread, without 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\u003e\u003cstrong\u003e-00\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e00 mm (Fully threaded 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\u003e\u003cstrong\u003e-04\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e40 mm overall probe case length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTotal System Length\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e-70\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e7.0 meters (23.0 feet) total integrated cable length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eConnector \u0026amp; Cable Option\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e-11\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMiniature coaxial ClickLoc connector with protector boot, oil-sealed FluidLoc cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAgency Approvals\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e-05\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMultiple Hazardous Area Approvals (CSA, ATEX, IECEx certified)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Parameter Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eBelow are the electrical, mechanical, and operational parameters for the \u003cstrong style=\"color: #0056b3;\"\u003e330903-00-04-70-11-05\u003c\/strong\u003e transducer system:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Brand:\u003c\/strong\u003e \u003cstrong style=\"color: #0056b3;\"\u003eBently Nevada \/ Baker Hughes\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePart Identification:\u003c\/strong\u003e \u003cstrong style=\"color: #0056b3;\"\u003e330903-00-04-70-11-05\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Series:\u003c\/strong\u003e \u003cstrong style=\"color: #0056b3;\"\u003e3300 NSv Proximity Transducer System\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Case Threading:\u003c\/strong\u003e M8x1 thread (12 mm maximum thread engagement length)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLinear Measurement Range:\u003c\/strong\u003e 1.5 mm (60 mils), spanning from 0.25 mm to 1.75 mm (-1 to -13 Vdc output)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRecommended Operational Gap:\u003c\/strong\u003e 1.0 mm (40 mils) target gap distance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncremental Scale Factor (ISF):\u003c\/strong\u003e 7.87 V\/mm (200 mV\/mil) +12.5%\/-20% over linear range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDeviation from Straight Line (DSL):\u003c\/strong\u003e Less than ±0.06 mm (±2.3 mils)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response Bandwidth:\u003c\/strong\u003e 0 to 10 kHz (+0, -3 dB typical with up to 305m field wiring)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDC Resistance Rating:\u003c\/strong\u003e 5.9 ± 0.9 Ω (Center conductor to outer conductor for 7.0m length)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget Diameter Requirements:\u003c\/strong\u003e 8.9 mm (0.35 in) minimum flat target; 13 mm (0.5 in) recommended minimum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Isolation \u0026amp; Construction:\u003c\/strong\u003e 75 Ω FEP insulated FluidLoc coaxial cable (25.4 mm \/ 1.0 in minimum bend radius)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperational Temperature Range:\u003c\/strong\u003e -52°C to +177°C (-62°F to +351°F) continuous operating\/storage rating\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTorque Limits:\u003c\/strong\u003e 5.1 N·m (45 in·lb) recommended probe installation torque; 7.3 N·m (65 in·lb) max rated\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTarget Equipment \u0026amp; Field Application Scenarios\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe compact design and enhanced side-view immunity of the \u003cstrong style=\"color: #0056b3;\"\u003eBently Nevada 330903-00-04-70-11-05\u003c\/strong\u003e suit small-shaft and narrow-clearance turbomachinery applications.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRadial dynamic shaft vibration monitoring on centrifugal gas compressors with small-diameter shafts (under 13 mm).\u003c\/li\u003e\n\u003cli\u003eAxial thrust displacement measurements in high-speed process pumps and turboexpanders.\u003c\/li\u003e\n\u003cli\u003eKeyphasor timing and shaft speed sensing in compact gearboxes and small steam turbines.\u003c\/li\u003e\n\u003cli\u003eVibration monitoring on process machinery exposed to aggressive chemical vapors or lube oil submersion.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eHardware Diagnostics \u0026amp; Signal Telemetry\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eConnecting the \u003cstrong style=\"color: #0056b3;\"\u003e330903-00-04-70-11-05\u003c\/strong\u003e probe to a 3300 NSv Proximitor Sensor enables continuous loop diagnostic telemetry.\u003c\/p\u003e\n\u003cp\u003eThe Proximitor driver continuously evaluates the DC bias voltage (gap voltage) across the 7.0-meter signal loop.\u003c\/p\u003e\n\u003cp\u003eIf field wiring encounters a open circuit, damaged FluidLoc cable, or shorted ClickLoc connector, the output voltage drops out of range, immediately triggering a NOT OK alert on the 3500 monitoring rack.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB's Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eIn process compressors with small shaft diameters, field technicians often run into scale factor degradation caused by side-metal target interference.\u003c\/p\u003e\n\u003cp\u003eWhen replacing older 3000-series 190 or 3300 RAM probes, standard 8mm probes often experience side-view wall coupling issues in small counterbores.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong style=\"color: #0056b3;\"\u003eBently Nevada 330903-00-04-70-11-05\u003c\/strong\u003e solves this with a tighter RF field footprint that ignores adjacent structural sidewalls, preserving the 200 mV\/mil scale factor.\u003c\/p\u003e\n\u003cp\u003eDuring an overhaul on a multi-stage gas compressor, oil migration through standard probe cables caused premature terminal block degradation inside local junction boxes.\u003c\/p\u003e\n\u003cp\u003eUpgrading to the FluidLoc cable option (-11) on the \u003cstrong style=\"color: #0056b3;\"\u003e330903-00-04-70-11-05\u003c\/strong\u003e stopped fluid wicking completely and eliminated loop drift.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eEngineering Installation \u0026amp; Selection Guidelines\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eMatching system length: The 7.0-meter probe cable requires a matching 7.0-meter 3300 NSv Proximitor Sensor configuration; do not install extra extension cables.\u003c\/li\u003e\n\u003cli\u003eSmall shaft target adjustment: When measuring axial position on shaft diameters smaller than 13 mm (0.5 in), decrease the physical gap setting slightly below 1.0 mm to compensate for target curvature.\u003c\/li\u003e\n\u003cli\u003eTorque management: Hand-tighten connector protectors; do not exceed 0.56 N·m (5 in·lb) on the connector protector boot.\u003c\/li\u003e\n\u003cli\u003eProper thread mounting: Torque the M8x1 probe case to a recommended 5.1 N·m (45 in·lb) using a calibrated torque wrench during installation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eLogistics, Warranty \u0026amp; Dispatch Terms\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory Condition:\u003c\/strong\u003e 100% Brand New and Original item supplied in original sealed factory packing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Assurance:\u003c\/strong\u003e Includes a complete 12-Month Factory Replacement Warranty\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarehouse Processing Speed:\u003c\/strong\u003e Rapid order dispatch within 24 to 48 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWorldwide Express Courier Options:\u003c\/strong\u003e Fast air freight options via FedEx, UPS, and DHL Express\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFrequently Asked Questions (FAQ)\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion 1: Is the 330903-00-04-70-11-05 probe directly interchangeable with older Bently Nevada 3300 RAM proximity probes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Yes, the 3300 NSv probe series is mechanically and electrically compatible with legacy 3300 RAM probes while offering superior chemical resistance and reduced side-view sensitivity.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion 2: What is the unique operational advantage of selecting the FluidLoc cable option (-11) on this probe?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: FluidLoc cable construction prevents oil and process liquid from wicking through the internal coaxial cable strands into external connection boxes when installed in pressurized machinery casings.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion 3: Can I connect a 7.0-meter probe directly to a 3300 NSv Proximitor Sensor without using a separate extension cable?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: Yes, the -70 option indicates a integrated 7.0-meter cable designed to connect directly into a 7.0-meter tuned Proximitor Sensor without an intermediate extension cable.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion 4: What target size is required to achieve the nominal 200 mV\/mil scale factor on the 330903-00-04-70-11-05?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: The recommended minimum flat target diameter is 13 mm (0.5 in); smaller target surfaces cause scale factor shifts that require gap adjustments or custom system tuning.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQuestion 5: What is the maximum recommended field wiring length between the 3300 NSv Proximitor Sensor and the monitoring system rack?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eAnswer: The maximum recommended field wiring distance using 3-conductor shielded triad cable is 305 meters (1,000 feet) before high-frequency signal attenuation affects performance.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/330901-330910_432da41b-a3bf-4c98-a960-7a1ed65c995c.png?v=1782895913\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45013977858230,"sku":"330903-00-04-70-11-05","price":179.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/BentlyNevada330903_4.jpg?v=1785748197","url":"https:\/\/www.plcsparehub.com\/products\/330903-00-04-70-11-05-proximity-sensor-bently-nevada-3300-nsv","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}