{"product_id":"bently-nevada-330880-28-20-45-01-02-proxpac-xl-proximity-transducer","title":"Bently Nevada 330880-28-20-45-01-02 PROXPAC XL Proximity Transducer","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eDesigned for robust machinery protection, the \u003cstrong\u003eBently Nevada 330880-28-20-45-01-02\u003c\/strong\u003e provides reliable proximity sensing within hazardous industrial environments. This integrated assembly combines a high-precision \u003cstrong\u003e3300 XL 8 mm proximity probe\u003c\/strong\u003e inside a specialized protective housing, allowing for precise shaft vibration and position measurements on critical rotating machinery. Designed to withstand harsh operating environments, the housing features dual NPT connections and specific dimensional options to match exact machinery casing requirements.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated Probe Design:\u003c\/strong\u003e Features a factory-installed 3300 XL 8 mm proximity probe with multiple hazardous area approvals.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandoff Adapter:\u003c\/strong\u003e Equipped with a 2.0-inch (51 mm) standoff adapter to ensure accurate mounting distance relative to the target surface.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOptimized Penetration:\u003c\/strong\u003e Engineered with a 4.5-inch (114 mm) probe penetration depth to suit standard industrial machine casings.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRugged Conduit Connections:\u003c\/strong\u003e Includes one 3\/4-14 NPT conduit fitting and two secure plugs for robust environmental sealing.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStandardized Threads:\u003c\/strong\u003e Utilizes 3\/4-14 NPT mounting threads for seamless mechanical integration.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; padding-left: 1.5rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cli\u003eSteam and gas turbine shaft vibration and radial position monitoring.\u003c\/li\u003e\n  \u003cli\u003eHydroelectric generator thrust position measurements.\u003c\/li\u003e\n  \u003cli\u003eCentrifugal compressor shaft vibration tracking.\u003c\/li\u003e\n  \u003cli\u003eIndustrial gearboxes, pumps, and fans operating in demanding environments.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\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;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; width: 35%;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eBently Nevada\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eModel Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e330880-28-20-45-01-02\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eSeries\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003ePROXPAC XL\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eProbe Option\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e3300 XL 8 mm probe with multiple approvals (Option 28)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eStandoff Adapter (B Dimension)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e2.0 in (51 mm) (Option 20)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eProbe Penetration (C Dimension)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e4.5 in (114 mm) (Option 45)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eFittings Option\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eOne 3\/4-14 NPT fitting, two plugs (Option 01)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eMounting Thread Option\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e3\/4-14 NPT (Option 02)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eNet Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e1.44 kg (3.17 lbs)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eShipping Weight (Calculated)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e3.00 kg (6.61 lbs)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold;\"\u003eCountry of Origin\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eUnited States (U.S.A.)\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eAlternative Models \u0026amp; Compatibility\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThis PROXPAC XL housing configuration utilizes standard 3300 XL series 8 mm probes. When planning field retrofits, ensure that the selected penetration depth matches your exact casing thickness. If replacing older legacy housings, confirm that the 3\/4-14 NPT mounting thread option (Option 02) aligns with your existing tapped machine ports to prevent thread binding or thread mismatch.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eImproper positioning or failing to account for the 2.0-inch standoff height can lead to mechanical interference between the probe tip and the target shaft during initial start-up. Always perform a mechanical physical clearance check before starting the rotating equipment. To maintain the environmental sealing rating of the PROXPAC housing, use industrial thread sealant on the NPT fitting and ensure both plugs are fully torqued into the unused entries.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eWhen routing the internal probe cable, maintain the minimum recommended bend radius to prevent internal coaxial cable damage. Route the cable through the 3\/4-14 NPT conduit fitting using proper flexible conduit to isolate the probe assembly from structural vibration and moisture ingress. Ensure clean, tight connection blocks to avoid introducing signal impedance variations that could affect calibration accuracy.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #1a365d; margin-top: 1.5rem; margin-bottom: 0.5rem;\"\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; color: #9b2c2c; padding: 1rem; margin-bottom: 1.5rem;\"\u003e\n  \u003cstrong\u003eCRITICAL WARNING:\u003c\/strong\u003e De-energize all machinery monitoring systems and ensure the target shaft is fully at rest before starting installation. Do not attempt to adjust or insert the probe assembly while the machine is in operation.\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e1\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748;\"\u003eInspect the housing assembly, standoff adapter, and probe tip for physical damage or shipping debris before threading.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e2\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748;\"\u003eApply a light layer of high-temperature anti-seize compound or NPT thread sealant to the 3\/4-14 NPT mounting threads.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e3\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748;\"\u003eThread the PROXPAC assembly into the tapped casing port, ensuring the standoff adapter seats flush and reaches the required depth.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: flex-start; margin-bottom: 1rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e4\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748;\"\u003eTighten the housing assembly using appropriate industrial wrenches, ensuring the conduit port points downwards to prevent fluid ingress.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52668294037867,"sku":"330880-28-20-45-01-02","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/330880-28-20-45-01-02-ohdvo4rjey1_463317a3-f44b-4323-9745-8eadd91fa251.jpg?v=1765520378","url":"https:\/\/www.plcprotech.com\/products\/bently-nevada-330880-28-20-45-01-02-proxpac-xl-proximity-transducer","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}