{"product_id":"bently-nevada-31000-28-10-00-235-00-02-proximity-probe-housing-assembly","title":"Bently Nevada 31000-28-10-00-235-00-02 Proximity Probe Housing Assembly","description":"\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe Bently Nevada 31000-28-10-00-235-00-02 Proximity Probe Housing Assembly serves as a fundamental protective interface for critical machinery transducers. This heavy-duty explosion-proof enclosure allows for the external mounting and precise gap adjustment of proximity probes without the need to shut down equipment or remove machine covers.\u003c\/p\u003e\n\u003cp\u003eDesigned for high-reliability applications in power generation and oil and gas sectors, this housing shields sensitive 3300 XL probes from harsh mechanical impacts, extreme thermal cycles, and corrosive contaminants. Its primary role in a Turbine Supervisory Instrumentation (TSI) suite is to maintain mechanical stability for displacement measurements, ensuring the Bently Nevada 3500 system receives high-fidelity data for vibration analysis and emergency shutdown logic. By utilizing this assembly, operators gain the ability to perform online maintenance and calibration, directly enhancing plant availability and asset safety.\u003c\/p\u003e\n\u003ch2\u003eConfiguration Analysis and Suffix Mapping\u003c\/h2\u003e\n\u003cp\u003eThe 31000 series utilizes a specific coding structure to match mechanical casing requirements and hazardous area safety standards:\u003c\/p\u003e\n\u003ch3\u003eProbe Type and Sleeve Interface\u003c\/h3\u003e\n\u003cp\u003eThe \"28\" and \"10\" designations define the internal probe sleeve diameter and the compatibility with the probe's thread size. This specific configuration is optimized for standard 8mm or 5mm proximity probes, providing a rigid, centered mount for the transducer.\u003c\/p\u003e\n\u003ch3\u003eHazardous Area Approval\u003c\/h3\u003e\n\u003cp\u003eThe \"00\" option indicates standard explosion-proof\/flame-proof certifications, such as CSA or ATEX. This ensures the housing acts as a certified safety barrier when installed in Class I, Division 1 or Zone 1 environments where explosive gases are a constant operational risk.\u003c\/p\u003e\n\u003ch3\u003eDepth and Porting Selection\u003c\/h3\u003e\n\u003cp\u003eThe \"235\" suffix specifies an extended total sleeve length of 235mm, ideal for machines with thick insulation or deep casing access requirements. The \"00\" and \"02\" options finalize the conduit port threads (typically 3\/4-14 NPT) and the specific mounting base configuration for seamless integration with the machine wall.\u003c\/p\u003e\n\u003ch2\u003eMechanical and Environmental Parameters\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eAttribute\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification Details\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBently Nevada (Baker Hughes)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eUSA\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4.15 kg (Net) \/ 4.85 kg (Shipping)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eShipping Dimensions\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e450mm x 220mm x 200mm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eHS Code\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e90319000\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eAnodized Aluminum or 316 Stainless Steel (Option Dependent)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-51°C to +177°C (-60°F to +350°F)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eSealing Rating\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eIP66 \/ NEMA 4X \/ Explosion-proof\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003e\u003cstrong\u003eMaximum Pressure\u003c\/strong\u003e\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e50 psi Static (Standard)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eField Commissioning and Setup\u003c\/h2\u003e\n\u003cp\u003ePrecision installation is mandatory to ensure the accuracy of your vibration monitoring loop:\u003c\/p\u003e\n\u003ch3\u003eExternal Gap Adjustment\u003c\/h3\u003e\n\u003cp\u003eThe 31000 series permits gap calibration while the machine is running. Technicians should monitor the DC bias voltage at the Proximitor. For a standard 3300 XL 8mm probe, rotate the housing sleeve until the voltmeter reads -10.0 Vdc, representing the center of the linear monitoring range.\u003c\/p\u003e\n\u003ch3\u003eThread and Seal Protection\u003c\/h3\u003e\n\u003cp\u003eApply an industrial-grade, non-hardening thread lubricant to the housing-to-machine threads. This prevents galling and ensures an oil-tight seal against internal machine pressures, while also facilitating future removal for inspection.\u003c\/p\u003e\n\u003ch3\u003eGrounding Continuity\u003c\/h3\u003e\n\u003cp\u003eGround the housing assembly to the machine casing via the external grounding lug. This prevents the housing from acting as an antenna for EMI\/RFI noise, which can otherwise introduce false spikes into the DCS or 3500 system vibration plots.\u003c\/p\u003e\n\u003ch2\u003eIndustrial Environmental Resilience\u003c\/h2\u003e\n\u003cp\u003eThe 31000-28-10-00-235-00-02 thrives in high-stress environments where thermal expansion is a factor. It maintains a stable mechanical reference for the probe even during rapid steam turbine startup cycles. It integrates perfectly with Honeywell Experion PKS and Bently Nevada System 1, providing the physical stability required for high-resolution orbit analysis and shaft centerline tracking in extreme industrial conditions.\u003c\/p\u003e\n\u003ch2\u003eOrdering info\u003c\/h2\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eBently Nevada 31000 Series Probe Housing Main Body.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExtended 235mm Internal Probe Sleeve Assembly.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eExplosion-proof conduit entry plugs and seals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eViton O-ring and machine interface gasket kit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFactory Test Certificate and Compliance Data Sheet.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQuick-start Installation and Safety Guide.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cem\u003eNote: Transducer Probes and Extension Cables are sold separately.\u003c\/em\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eLogistics and Handling\u003c\/h2\u003e\n\u003cp\u003eWe prioritize rapid delivery to minimize maintenance windows and avoid project delays.\u003c\/p\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eShipping Lead Time:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003e3-5 days when payment finish via priority airfreight.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eLogistics Network:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eGlobal fulfillment through DHL, FEDEX, or UPS.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePackage Integrity:\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eEvery unit is vacuum-sealed in moisture-barrier bags and encased in multi-layered, shock-absorbent industrial foam to guarantee the precision sleeve remains perfectly true during transit.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Consultation FAQs\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eQ1: What is the benefit of the 235mm sleeve length?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA1: This extended length is specifically designed for large steam turbines or insulated compressors where the probe must pass through a significant distance of outer casing or thermal insulation to reach the shaft.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ2: Is the housing oil-tight?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA2: Yes, the 31000 series utilizes high-performance O-ring seals designed to prevent machine oil or synthetic lubricants from leaking into the conduit system or the environment.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ3: Can I use this housing for thrust position probes?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA3: Absolutely. It is the industry standard for both radial vibration and axial thrust position measurements, providing the rigid mounting required for sub-mil displacement accuracy.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ4: Does the \"00\" option include ATEX certification?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA4: Typically, the \"00\" suffix covers North American CSA standards. For specific ATEX\/IECEx requirements, we recommend verifying the local certification labels on the housing body or consulting our technical team prior to installation.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45518908063917,"sku":"31000-28-10-00-235-00-02","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/bently-nevada-31000-28-10-00-235-00-02-probe-housing-ls0gk3knvlj.jpg?v=1766981336","url":"https:\/\/www.maxwellplc.com\/products\/bently-nevada-31000-28-10-00-235-00-02-proximity-probe-housing-assembly","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}