{"product_id":"21504-000-020-05-02-bently-nevada-proximity-probes-7200-series","title":"21504-000-020-05-02 Bently Nevada Proximity Probes 7200 Series","description":"\u003cp\u003eThe \u003cstrong\u003eBently Nevada 21504-000-020-05-02\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e21504-000-020-05-02\u003c\/strong\u003e Proximity Probes, operates as a dedicated hardware component for non-contacting gap-to-voltage conversion and distance measurement within machinery monitoring systems.\u003c\/p\u003e\n\u003ch3\u003eModel Configuration Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e21504: 7200 Series 8 mm standard mount proximity probe component family\u003c\/li\u003e\n\u003cli\u003e000: Minimum unthreaded length option of 0.0 inches\u003c\/li\u003e\n\u003cli\u003e020: Case length configuration of 2.0 inches with 3\/8-24 thread\u003c\/li\u003e\n\u003cli\u003e05: Total system cable length option of 0.5 metre (20 inches)\u003c\/li\u003e\n\u003cli\u003e02: Miniature male coaxial connector configuration\u003c\/li\u003e\n\u003cli\u003e00: Standard manufacturing revision option\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\u003e21504-000-020-05-02\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\u003eSeries\u003c\/td\u003e\n\u003ctd\u003e7200 Series\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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.1 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e117.0 cm x 1.5 cm x 1.3 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-33 deg C to +177 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive transducer element (0 W)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e0 Hz (DC) to 10 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLinear Measuring Range\u003c\/td\u003e\n\u003ctd\u003e2.0 mm (80 mils)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eRotor Dynamics and Gap Voltage Validation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThe transducer system applies eddy-current probe scaling to convert physical gap clearances into proportional voltage outputs.\u003c\/li\u003e\n\u003cli\u003eProper operation requires gap voltage validation to ensure the static operating point achieves the target -10 VDC baseline.\u003c\/li\u003e\n\u003cli\u003eRotor dynamics analysis depends on high-frequency response characteristics to capture transient vibration and shaft position changes.\u003c\/li\u003e\n\u003cli\u003eCross-talk suppression mechanisms prevent mutual electrical interference when multiple probes are installed closely on machinery housings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x 21504-000-020-05-02 Proximity Probe\u003c\/li\u003e\n\u003cli\u003e1 x Mounting Locknut\u003c\/li\u003e\n\u003cli\u003e1 x Insulating Sleeve\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMechanical Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eThread the probe securely into a standard 3\/8-24 UNF tapped hole to prevent signal distortions induced by mechanical looseness.\u003c\/li\u003e\n\u003cli\u003eHandle the fragile 0.5 metre coaxial cable with care, avoiding sharp bends that can damage internal shielding and impedance stability.\u003c\/li\u003e\n\u003cli\u003eRoute signal cabling away from high-voltage power conduits to minimize external electromagnetic coupling.\u003c\/li\u003e\n\u003cli\u003eTerminate the coaxial shield correctly at the monitoring rack to maintain ground continuity and eliminate noise loops.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical FAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the linear measuring range of this 7200 series probe?\u003c\/p\u003e\n\u003cp\u003eThe linear measuring range provides 2.0 mm or 80 mils of proportional voltage output.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat frequency response does the transducer system support?\u003c\/p\u003e\n\u003cp\u003eThe system supports a frequency response from 0 Hz (DC) up to 10 kHz for dynamic and static tracking.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow should the initial gap voltage be set during installation?\u003c\/p\u003e\n\u003cp\u003eThe gap voltage must be adjusted to align with the -10 VDC target using a voltmeter at the monitor channel.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCan the 0.5 metre coaxial cable length be modified in the field?\u003c\/p\u003e\n\u003cp\u003eField modification alters electrical resonance characteristics and compromises factory calibration accuracy.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat thread configuration does the probe body utilize?\u003c\/p\u003e\n\u003cp\u003eThe probe uses a standard 3\/8-24 UNF external thread profile for mounting into machinery cases.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes the probe require an internal power source for operation?\u003c\/p\u003e\n\u003cp\u003eNo, it functions passively and receives excitation current directly from the paired Proximitor sensor.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the primary application for this 8 mm probe model?\u003c\/p\u003e\n\u003cp\u003eIt measures static and dynamic displacement, radial vibration, and shaft position on rotating machinery.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow is the probe protected against physical damage during routing?\u003c\/p\u003e\n\u003cp\u003eThe coaxial line must be routed through protective metallic conduit to shield against mechanical wear.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":46025980444845,"sku":"21504-000-020-05-02","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/xian-55.jpg?v=1783655648","url":"https:\/\/www.maxwellplc.com\/products\/21504-000-020-05-02-bently-nevada-proximity-probes-7200-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}