{"product_id":"330780-90-00-bently-nevada-proximitor-sensor-3300-xl-series","title":"330780-90-00 Bently Nevada Proximitor Sensor 3300 XL Series","description":"\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBently Nevada 330780-90-00\u003c\/strong\u003e, also cataloged as the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e330780-90-00\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eProximitor Sensor, operates as a dedicated hardware component for high-fidelity signal conditioning and displacement measurement within 3300 XL transducer systems.\u003c\/p\u003e\n\u003ch3\u003eModel Identification Matrix\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eModel: 330780-90-00\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSystem: 3300 XL 11 mm Proximity Transducer\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLoop Length: 9.0 meters (factory calibrated)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eFunction: Non-contacting displacement signal conditioning\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003ctd\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eModel\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e330780-90-00\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eBrand\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eBently Nevada\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOrigin\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\u003eWeight\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0.45 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eShipping Dimensions\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e15 cm x 10 cm x 8 cm\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temp\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-35 deg C to +65 deg C\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003ePower Consumption\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-17.5 VDC to -26 VDC\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eScale Factor\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e3.94 V\/mm (100 mV\/mil)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eTSI Mechanical Monitoring Characteristics\u003c\/h3\u003e\n\u003cp\u003eThe Proximitor sensor is calibrated to provide consistent eddy-current probe scaling for 11 mm transducer systems. It performs gap voltage validation against -10 VDC targets during system commissioning to ensure linear operation. The module is engineered to provide cross-talk suppression in high-density rack configurations, ensuring that excitation signals from adjacent channels do not influence displacement measurements. Rotor dynamics are monitored through a 4.0 mm linear range, with signal integrity maintained through high-frequency radio frequency (RF) oscillation and demodulation circuitry specifically matched to the 9.0 meter system loop length.\u003c\/p\u003e\n\u003ch3\u003eOrdering Info\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eOne (1) 330780-90-00 Proximitor sensor unit\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eInstallation guide and compliance documentation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegrated mounting base hardware\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMounting: Secure the module to a 35 mm DIN-rail or utilize the 4-hole bulkhead footprint; ensure the chassis is electrically isolated from the machine frame to prevent ground loops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWiring: Utilize the SpringLoc terminal strips for field connections; ensure that coaxial cabling from the probe is properly torqued to the gold-plated connector.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eGrounding: Bond the Proximitor common terminal to the instrument signal ground in accordance with Bently Nevada installation standards to maintain EMI\/RFI shielding.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eLoop Verification: Perform a static gap check to verify the probe output voltage is within the specified linear range before initiating turbine or generator startup.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eShielding: Ensure all signal cabling is routed through rigid conduit or grounded cable trays to protect the low-level displacement signal from electromagnetic interference.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Is this sensor compatible with 8 mm probe systems?\u003c\/p\u003e\n\u003cp\u003eA: No, the 330780-90-00 is specifically calibrated for 11 mm transducer systems; mixing probe and sensor types will lead to significant measurement errors and scale factor mismatch.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Can I shorten the 9-meter cable?\u003c\/p\u003e\n\u003cp\u003eA: No, the system is calibrated for a total loop length of 9.0 meters. Altering the cable length will change the electrical resonance and invalidate the factory scale factor.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: How do I perform a gap voltage check?\u003c\/p\u003e\n\u003cp\u003eA: Use a high-impedance digital voltmeter to measure the output voltage at the Proximitor terminal block; the voltage should correspond to the physical distance between the probe tip and target.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Does the sensor require a specific power supply polarity?\u003c\/p\u003e\n\u003cp\u003eA: Yes, it requires a negative supply voltage (-17.5 VDC to -26 VDC) typical of Bently Nevada monitoring racks.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: What is the impact of supply voltage fluctuations?\u003c\/p\u003e\n\u003cp\u003eA: The output signal is designed to be highly stable, with less than 2 mV of change per volt of input variation, ensuring minimal impact from power supply ripple.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Is the Proximitor waterproof?\u003c\/p\u003e\n\u003cp\u003eA: The housing is designed for installation within a protected control cabinet environment; it is not rated for direct exposure to process fluids or harsh outdoor moisture.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: How do I verify if the RF signal is healthy?\u003c\/p\u003e\n\u003cp\u003eA: Use an oscilloscope to inspect the RF carrier signal at the probe connector; a clean, consistent sine wave indicates proper probe and cable integrity.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Can this be used for legacy system replacement?\u003c\/p\u003e\n\u003cp\u003eA: Yes, it is designed for direct replacement of older 7200-series 11 mm and 14 mm transducer components, provided the matching probe and extension cable are also upgraded.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45518809268397,"sku":"330780-90-00","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/bently-nevada-330780-90-00-11mm-proximitor-sensor-1tii1alsmef.jpg?v=1766979419","url":"https:\/\/www.maxwellplc.com\/products\/330780-90-00-bently-nevada-proximitor-sensor-3300-xl-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}