{"product_id":"330780-91-05-bently-nevada-3300-xl-11-mm-proximitor-sensor","title":"330780-91-05 | BENTLY NEVADA | 3300 XL 11 mm Proximitor Sensor","description":"\u003cp\u003eConfigured for high-frequency displacement measurement in rotating machinery monitoring networks, the \u003cstrong\u003eBENTLY NEVADA 330780-91-05\u003c\/strong\u003e (\u003cstrong\u003e3300 XL\u003c\/strong\u003e 11 mm Proximitor Sensor) provides direct physical signal processing between the non-contacting probe and the vibration monitoring system instrumentation.\u003c\/p\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\u003e330780-91-05\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\u003e0.255 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e60 mm x 60 mm x 100 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-35 deg C to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e12 mA maximum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Length\u003c\/td\u003e\n\u003ctd\u003e9.0 meters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eMechanical Monitoring and TSI Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe 330780-91-05 utilizes the eddy-current principle to provide linear output voltage proportional to the distance between the probe tip and the observed shaft. During commissioning, technical personnel must perform gap voltage validation to ensure the steady-state bias is centered at -10 VDC. Accurate rotor dynamics analysis depends on maintaining this bias within the linear range. Furthermore, when installing multiple probes in a single bearing housing, engineers must ensure adequate physical spacing or signal synchronization to facilitate effective cross-talk suppression and maintain signal integrity.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What is the impact of supply voltage on the sensor's linear range?\u003c\/p\u003e\n\u003cp\u003eA: Operating the unit at a supply voltage more positive than -23.5 VDC can result in a reduction of the usable linear operating range, potentially causing signal clipping at high displacement amplitudes.\u003c\/p\u003e\n\u003cp\u003eQ: Can this sensor be used with standard 8 mm probes?\u003c\/p\u003e\n\u003cp\u003eA: No, the 330780-91-05 is specifically calibrated for the 3300 XL 11 mm probe series. Mismatched probe and extension cable combinations will introduce significant scaling errors in the displacement output.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eMount the Proximitor sensor on a DIN-rail within a housing that provides adequate protection against environmental moisture and corrosive contaminants.\u003c\/li\u003e\n\u003cli\u003eEnsure the coaxial cable is routed away from high-current AC power cables to prevent electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eVerify that all BNC connections are clean and finger-tight; do not overtighten, as this may damage the internal dielectric or connector pins.\u003c\/li\u003e\n\u003cli\u003eWhen connecting to the monitoring system, ensure the shield is grounded at the monitor end only to prevent ground loops.\u003c\/li\u003e\n\u003cli\u003eConfirm the system gap voltage using a high-impedance digital multimeter before placing the machinery into continuous service.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":43544678006874,"sku":"330780-91-05","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/330780-91-05.png?v=1782272841","url":"https:\/\/www.spareoil.com\/ar\/products\/330780-91-05-bently-nevada-3300-xl-11-mm-proximitor-sensor","provider":"SpareOil Automation","version":"1.0","type":"link"}