{"product_id":"330101-00-40-20-12-05-bently-nevada-proximity-probe-3300-xl-8-mm-series","title":"330101-00-40-20-12-05 Bently Nevada Proximity Probe 3300 XL 8 mm Series","description":"\u003cp\u003eConfigured for contactless displacement monitoring in 3500 Machinery Protection Systems, the \u003cstrong\u003eBently Nevada 330101-00-40-20-12-05\u003c\/strong\u003e (\u003cstrong\u003e330101\u003c\/strong\u003e Proximity Probe) provides direct physical\/electrical execution. The component converts the relative distance between the probe tip and a metallic target into a proportional analog voltage signal. This electrical output is routed to an external Proximitor sensor, enabling high-frequency evaluation of shaft vibration, axial position, and rotor dynamics.\u003c\/p\u003e\n\u003ch3\u003eModel Configuration Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e330101\u003c\/strong\u003e: 3300 XL 8 mm Proximity Probe (3\/8-24 UNF thread, non-armored)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-00\u003c\/strong\u003e: Unthreaded Length option (0.0 inches of unthreaded probe sleeve)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-40\u003c\/strong\u003e: Case Total Length option (4.0 inches of total threaded case length)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-20\u003c\/strong\u003e: Total Length option (2.0 meters total system length)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-12\u003c\/strong\u003e: Connector option (Miniature coaxial Click-Loc connector with fluid barrier)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e-05\u003c\/strong\u003e: Agency Approval option (Multiple international intrinsic safety certifications)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Technical 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\u003e330101-00-40-20-12-05\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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.30 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e22.0 cm x 22.0 cm x 6.0 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-52 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 sensor biased by -24 VDC Proximitor loop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eScale Factor\u003c\/td\u003e\n\u003ctd\u003e7.87 V\/mm (200 mV\/mil)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLinear Range\u003c\/td\u003e\n\u003ctd\u003e2.0 mm (80 mils)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThread Type\u003c\/td\u003e\n\u003ctd\u003e3\/8-24 UNF-2A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eRotor Dynamics \u0026amp; Eddy-Current Precision\u003c\/h3\u003e\n\u003cp\u003eThe performance of the 3300 XL system relies on accurate eddy-current probe scaling to ensure vibration data remains representative of machine health. During the setup phase, gap voltage validation is performed to achieve a -10 VDC target at the mid-point of the linear operating range. This ensures the signal swing is centered within the input range of the monitor module. Additionally, field technicians must prioritize cross-talk suppression by maintaining adequate separation between probe tips, which prevents the excitation fields of adjacent sensors from distorting phase-angle and amplitude measurements.\u003c\/p\u003e\n\u003ch3\u003eOrdering \u0026amp; Shipment Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCore Hardware\u003c\/strong\u003e: One (1) 330101-00-40-20-12-05 proximity probe.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMechanical Hardware\u003c\/strong\u003e: Two (2) 3\/8-24 UNF-2A locking nuts.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Accessories\u003c\/strong\u003e: One (1) silicone connector protector sleeve.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance Documentation\u003c\/strong\u003e: One (1) factory calibration and certification slip.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Mounting Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThread Engagement\u003c\/strong\u003e: Ensure a minimum of five (5) full thread turns are engaged in the mounting bracket to secure the probe position under vibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGap Setting\u003c\/strong\u003e: Verify the static gap using a feeler gauge to ensure the probe tip does not contact the shaft during rotor thermal expansion or transient mechanical deflection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Management\u003c\/strong\u003e: Secure the coaxial lead to a static structural member at frequent intervals to minimize cable whip and prevent connector strain.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShield Grounding\u003c\/strong\u003e: Ground the coaxial shield at only one point—the monitor rack terminal—to prevent ground loops that introduce electrical noise into the signal chain.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTransit \u0026amp; Logistics\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDelivery time\u003c\/strong\u003e: 2-7 days when payment finish.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping\u003c\/strong\u003e: Dispatched via DHL, FEDEX, or UPS.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection\u003c\/strong\u003e: Components are secured in anti-static industrial packaging and high-impact shock-absorbent materials.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical FAQ\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the consequence of exceeding the 2.0 mm linear range?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eExceeding the range causes the signal to deviate from the 7.87 V\/mm linear slope, leading to distorted vibration waveforms and inaccurate amplitude measurement.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs the 330101 probe compatible with older 3300 8mm extension cables?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo, the 3300 XL system requires matched components to maintain system impedance and signal integrity. Mixing with older series violates calibration standards.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat defines the \"NOT OK\" status in the 3500 monitoring system?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA \"NOT OK\" status occurs when the Proximitor voltage falls below -1 VDC or rises above -21 VDC, indicating an open circuit, short circuit, or probe failure.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes the probe cable length affect the Proximitor signal?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the system is calibrated for specific total lengths. Altering the cable length without corresponding system recalibration introduces unacceptable measurement errors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow is probe tip damage detected during operation?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eDamage to the tip changes the resonance frequency of the coil, which is detected by the Proximitor as a deviation in bias voltage, triggering a channel fault.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan the probe be mounted in a non-metallic housing?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe probe requires a conductive backing to function; if mounting in non-metallic material, a metal insert or sleeve must be used to provide the correct eddy-current path.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eIs it possible to field-calibrate the probe for different shaft materials?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 7.87 V\/mm scaling is specific to AISI 4140 steel. Calibrating for different metals requires a multi-point verification curve and specialized system gain adjustments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the purpose of the silicone connector protector?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe protector prevents conductive machine oil or water from bridging the coaxial connector contacts, which would otherwise lead to signal attenuation or system instability.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45518846099629,"sku":"330101-00-40-20-12-05","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/bently-nevada-330101-00-40-20-12-05-3300-xl-8-mm-proximity-probes-m4cetgse2nh.jpg?v=1766980310","url":"https:\/\/www.maxwellplc.com\/products\/330101-00-40-20-12-05-bently-nevada-proximity-probe-3300-xl-8-mm-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}