{"product_id":"bently-nevada-330301-030-048-20-90-01-00-high-temp-probe","title":"Bently Nevada 330301-030-048-20-90-01-00 High Temp Probe","description":"\u003cdiv\u003e\n\u003ch3\u003eEngineering Blueprint \u0026amp; Core Architecture\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e330301-030-048-20-90-01-00\u003c\/strong\u003e is an advanced high-temperature eddy current proximity probe engineered by Bently Nevada within the industry-standard 3300 XL series. Designed specifically for extreme industrial environments, this vibration sensor delivers highly accurate radial vibration, axial thrust, and shaft position measurements in rotating machinery operating at extreme temperatures up to 350 degrees Celsius (662 degrees Fahrenheit). Manufactured with high-purity ceramic probe tip materials and a robust AISI 316L stainless steel housing, it provides reliable performance for critical turbomachinery protection systems.\u003c\/p\u003e\n\u003ch3\u003eGlobal PLC Spare HUB's Insight\u003c\/h3\u003e\n\u003cp\u003eIn high-pressure steam turbines and heavy-duty gas expanders where internal bearing cavity temperatures regularly exceed standard sensor limits, selecting a thermal-resistant displacement probe is crucial for avoiding catastrophic false trips or unmonitored bearing wipe. During a recent turbine overhaul project in a petroleum processing facility, our engineering team integrated the \u003cstrong\u003e330301-030-048-20-90-01-00\u003c\/strong\u003e probe to monitor high-end rotor dynamics. The specialized mineral-insulated metal-sheathed (MIMS) hardline cable and hermetic ceramic brazing withstood severe thermal gradients without signal drift, while the stainless steel protective armor prevented mechanical abrasion from high-velocity steam purging lines.\u003c\/p\u003e\n\u003ch3\u003ePart Configuration Breakdown (Suffix Architecture)\u003c\/h3\u003e\n\u003ctable border=\"1\" cellpadding=\"8\" cellspacing=\"0\" style=\"border-collapse: collapse; width: 100%; text-align: left;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #f2f2f2;\"\u003e\n\u003cth\u003eSuffix Code Position\u003c\/th\u003e\n\u003cth\u003eParameter Category\u003c\/th\u003e\n\u003cth\u003eFactory Configuration Value\u003c\/th\u003e\n\u003cth\u003eEngineering Implication \u0026amp; Physical Specification\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e330301\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBase Model \u0026amp; Thread Size\u003c\/td\u003e\n\u003ctd\u003e330301\u003c\/td\u003e\n\u003ctd\u003e3300 XL High Temperature Probe with 3\/4-16 UNF mechanical mounting threads.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e030\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUnthreaded Length Option\u003c\/td\u003e\n\u003ctd\u003e030\u003c\/td\u003e\n\u003ctd\u003eUnthreaded barrel length of \u003cstrong\u003e3.0 inches (76.2 mm)\u003c\/strong\u003e, preventing mechanical interference inside high-tolerance mounting ports.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e048\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOverall Case Length Option\u003c\/td\u003e\n\u003ctd\u003e048\u003c\/td\u003e\n\u003ctd\u003eTotal mechanical case length of \u003cstrong\u003e4.8 inches\u003c\/strong\u003e, engineered for deep-well thermal penetration.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e20\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHardline Length Option\u003c\/td\u003e\n\u003ctd\u003e20\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e2.0 meters (6.6 feet)\u003c\/strong\u003e high-temperature flexible mineral-insulated metal-sheathed (MIMS) hardline cable.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e90\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTotal System Length Option\u003c\/td\u003e\n\u003ctd\u003e90\u003c\/td\u003e\n\u003ctd\u003e\n\u003cstrong\u003e9.0 meters (30 feet)\u003c\/strong\u003e total electrical length, inclusive of matching 3300 XL extension cable.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e01\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eExtension Cable Armor\u003c\/td\u003e\n\u003ctd\u003e01\u003c\/td\u003e\n\u003ctd\u003eEquipped with heavy-duty \u003cstrong\u003estainless steel protective armor\u003c\/strong\u003e for mechanical abrasion and crush resistance.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e00\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAgency Approvals\u003c\/td\u003e\n\u003ctd\u003e00\u003c\/td\u003e\n\u003ctd\u003eStandard baseline version (hazardous area certification not required).\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTechnical Specification Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer \u0026amp; Brand:\u003c\/strong\u003e Bently Nevada\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Series:\u003c\/strong\u003e 3300 XL High Temperature Proximity Transducer System\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCatalog \/ Part Number:\u003c\/strong\u003e \u003cstrong\u003e330301-030-048-20-90-01-00\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncremental Scale Factor (ISF):\u003c\/strong\u003e 3.94 V\/mm (100 mV\/mil) +\/-9.65% over a 4.0 mm (160 mil) linear range\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLinearity \u0026amp; Accuracy:\u003c\/strong\u003e Deviation from best fit straight line (DSL) less than +\/-78 micrometers (+\/-3.1 mils)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProbe Electrical Resistance:\u003c\/strong\u003e Center-to-outer conductor resistance (R_PROBE) is 5.82 ohms for the 2.0-meter hardline\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrequency Response:\u003c\/strong\u003e 0 to 6 kHz (+0, -3 dB typical with up to 305 meters of field wiring)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePhysical Materials:\u003c\/strong\u003e High-purity engineering Ceramic tip and AISI 316L stainless steel case\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Envelope:\u003c\/strong\u003e Operating and storage temperature range from -34 degrees Celsius to +350 degrees Celsius (-30 degrees Fahrenheit to +662 degrees Fahrenheit)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMechanical Installation \u0026amp; Wiring Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget Requirements:\u003c\/strong\u003e Ensure the measured shaft target has a recommended minimum diameter of 152 mm (6.0 in) and a flat target diameter of at least 30.5 mm (1.2 in).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHardline Routing:\u003c\/strong\u003e Carefully route the 2.0-meter MIMS hardline cable away from direct, uninsulated radiant heat zones exceeding operational limits while maintaining bend radii greater than manufacturer specifications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArmor Grounding:\u003c\/strong\u003e Terminate the stainless steel outer armor properly at the machine-side junction box ground plate to maintain a continuous shield against electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGap Voltage Verification:\u003c\/strong\u003e Adjust the mechanical air gap during installation to achieve the nominal -10 VDC static gap voltage required by 3300 XL monitoring systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eDiagnostic Capabilities \u0026amp; System Health Monitoring\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDynamic Gap Tracking:\u003c\/strong\u003e Continuously monitors probe-to-target mechanical displacement, enabling instant detection of rotor thermal expansion, bow, or bearing wear.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Drift Compensation:\u003c\/strong\u003e Advanced ceramic tip design minimizes signal distortion caused by severe transient thermal gradients in high-temperature machinery.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise Immunity:\u003c\/strong\u003e Stainless steel armor shielding prevents stray electrical noise from corrupting low-level displacement signals in heavy industrial generator pits.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTarget Hardware \u0026amp; Application Environments\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Equipment:\u003c\/strong\u003e Bently Nevada 3300 XL extension cables, 3500 rack vibration monitors, and proximity transducer power supply units.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication Sectors:\u003c\/strong\u003e Heavy steam turbines, high-pressure gas expanders, centrifugal compressors, and boiler feedwater pumps operating up to 350°C.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWarranty \u0026amp; Global Logistics Support\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty Protection:\u003c\/strong\u003e Fully backed by a comprehensive \u003cstrong\u003e12-month warranty\u003c\/strong\u003e covering material defects and electrical calibration accuracy.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpress Shipping Partners:\u003c\/strong\u003e Fast worldwide dispatch handled securely through Tier-1 logistics carriers including \u003cstrong\u003eFedEx\u003c\/strong\u003e, \u003cstrong\u003eUPS\u003c\/strong\u003e, and \u003cstrong\u003eDHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrder Fulfillment:\u003c\/strong\u003e Secure anti-static industrial packaging ensures prompt processing and shipment dispatch within \u003cstrong\u003e24-48 hours\u003c\/strong\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eExpert Purchasing Guide \u0026amp; Selection Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length Matching:\u003c\/strong\u003e Ensure the total system length option (9.0 meters) precisely matches your monitoring monitor calibration requirements to prevent signal attenuation errors.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread and Barrel Audit:\u003c\/strong\u003e Verify that the 3\/4-16 UNF thread size and 3.0-inch unthreaded length match your existing mechanical mounting ports before ordering.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpare Inventory Strategy:\u003c\/strong\u003e Maintaining a pre-configured \u003ca href=\"https:\/\/www.plcsparehub.com\/products\/bently-nevada-330301-000-011-20-90-00-00-3300-xl-high-temp-probe\" target=\"_blank\"\u003eBently Nevada 330301-000-011-20-90-00-00 3300 XL High Temp Probe\u003c\/a\u003e or your specific configuration variant on-site eliminates extended downtime risks during unexpected turbomachinery failures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eProfessional Frequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How does selecting the 030 unthreaded length affect mechanical installation inside turbine bearing housings?\u003c\/strong\u003e\u003cbr\u003eA: The 3.0-inch unthreaded barrel length provides adequate clearance to pass through thick casing insulation blankets and internal thermal standoff sleeves without exposing active threads to binding during thermal expansion.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What specific field symptoms indicate that the 5.82 ohms probe resistance or MIMS hardline cable has degraded?\u003c\/strong\u003e\u003cbr\u003eA: Degradation typically manifests as an unstable or drifting DC gap voltage independent of machine operation, erratic high-frequency noise spikes, or a complete open circuit resulting from micro-fractures in the internal conductor.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this high-temperature probe be driven by a standard 3300 XL monitoring channel without recalibration?\u003c\/strong\u003e\u003cbr\u003eA: Yes, the probe operates directly with standard 3300 XL 5M or 9M system components while maintaining the nominal 3.94 V\/mm scale factor, provided the total electrical length matches the calibrated 9.0-meter architecture.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What installation precautions must be taken regarding grounding when routing the hardline through high-EMI decks?\u003c\/strong\u003e\u003cbr\u003eA: The stainless steel armor must be terminated properly at the machine-side junction box ground plate to maintain a continuous Faraday shield and prevent ground loop noise injection.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: In what scenarios should an engineer choose this high-temperature variant over standard 8mm proximity probes?\u003c\/strong\u003e\u003cbr\u003eA: This probe is mandatory whenever the measurement point subjects the probe tip and initial cable run to temperatures exceeding 177°C and up to 350°C, where standard probes suffer rapid ferrite core depolarization.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/330301_330302_5bd53e00-ea55-4885-a132-bfa6abffc8cf.png?v=1787033877\" alt=\"\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":50500654792886,"sku":"330301-030-048-20-90-01-00","price":198.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/330301_c144b55a-52dd-40b0-a26f-00337c28c09e.jpg?v=1790151747","url":"https:\/\/www.plcsparehub.com\/products\/bently-nevada-330301-030-048-20-90-01-00-high-temp-probe","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}