{"product_id":"330195-02-12-10-cn-bently-nevada-3300-xl-etr-reverse-mount-probe","title":"330195-02-12-10-CN Bently Nevada 3300 XL ETR Reverse Mount Probe","description":"\u003cp\u003eThe \u003cstrong\u003eBently Nevada 330195-02-12-10-CN\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e330195\u003c\/strong\u003e Proximity Probe, operates as a dedicated hardware component for physical displacement measurement within \u003cstrong\u003e3300 XL\u003c\/strong\u003e transducer networks.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cp\u003eThe part number 330195-02-12-10-CN designates specific physical characteristics and agency certifications based on the Bently Nevada ordering matrix:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e330195\u003c\/strong\u003e: Base designator for 3300 XL 8 mm Extended Temperature Range (ETR) Reverse Mount Probe (3\/8-24 UNF thread).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e02\u003c\/strong\u003e: Unthreaded length option designating standard reverse mount configuration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e12\u003c\/strong\u003e: Overall case length option designating case dimensions optimized for reverse installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e10\u003c\/strong\u003e: Total length option specifying 1.0 meter (3.3 feet).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCN\u003c\/strong\u003e: Agency approval option specifying country-specific certifications (including NEPSI hazardous area approvals).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e330195-02-12-10-CN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBently Nevada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe Tip Diameter\u003c\/td\u003e\n\u003ctd\u003e8.0 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Type\u003c\/td\u003e\n\u003ctd\u003e3\/8-24 UNF reverse mount thread\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Probe Length\u003c\/td\u003e\n\u003ctd\u003e1.0 meter (3.3 feet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Material\u003c\/td\u003e\n\u003ctd\u003eExtended Temperature Range (ETR) fluoropolymer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-51 to +260 deg C (Extended Temperature Range)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAgency Approvals\u003c\/td\u003e\n\u003ctd\u003eNEPSI, ATEX, IECEx intrinsically safe\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePhysical Weight\u003c\/td\u003e\n\u003ctd\u003e0.323 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Weight\u003c\/td\u003e\n\u003ctd\u003e1.50 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive transducer sensor (0 W)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEddy-Current Probe Scaling \u0026amp; Rotor Dynamics Technical Characteristics\u003c\/h3\u003e\n\u003cp\u003eThis reverse mount probe utilizes eddy-current technology to generate a radio frequency (RF) field, facilitating proximity sensing of a conductive target. To maintain standard eddy-current probe scaling of 7.87 V\/mm (200 mV\/mil), this 1.0-meter probe must be paired with a matched 3300 XL ETR Proximitor sensor and ETR extension cable to establish a completed 5.0-meter or 9.0-meter electrical loop. Precise mechanical mounting depth must be established to satisfy gap voltage validation, targeting a baseline reading of -10 VDC within the center of the linear calibration envelope. This tight electrical calibration enables the system to monitor micro-level changes in rotor dynamics, ensuring reliable axial position and radial vibration tracking while maximizing cross-talk suppression.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the primary physical application of the \"Reverse Mount\" probe body configuration?\u003c\/p\u003e\n\u003cp\u003eA: Reverse mount probes are designed to be installed from the outside of the machine housing through a threaded port, with the probe tip facing inward. This enables replacement or adjustment of the probe without requiring access to the internal bearing housing.\u003c\/p\u003e\n\u003cp\u003eQ: How does the Extended Temperature Range (ETR) rating affect system performance?\u003c\/p\u003e\n\u003cp\u003eA: The ETR construction allows the probe and cable to withstand continuous operating temperatures up to +260 deg C, compared to the +177 deg C limit of standard standard 3300 XL probes, preventing thermal degradation of the internal coaxial dielectric.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Torque:\u003c\/strong\u003e Thread the reverse mount housing into the mounting sleeve. Do not exceed a maximum tightening torque of 11.2 N-m (100 in-lb) to prevent damage to the 3\/8-24 UNF threads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTarget Gap Calibration:\u003c\/strong\u003e Position the probe using a digital voltmeter connected to the Proximitor sensor output. Adjust the probe depth until the output reads -10.0 VDC, corresponding to a nominal physical gap of 1.27 mm (50 mils).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoaxial Connector Integrity:\u003c\/strong\u003e Ensure that the ClickLoc connector is clean, dry, and fully covered by the connector protector to avoid parasitic grounding and shield isolation degradation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":43662015594586,"sku":"330195-02-12-10-CN","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/330101-00-16-10-02-05_ab81bebd-5886-4247-8d54-222430478004.png?v=1784100657","url":"https:\/\/www.spareoil.com\/products\/330195-02-12-10-cn-bently-nevada-3300-xl-etr-reverse-mount-probe","provider":"SpareOil Automation","version":"1.0","type":"link"}