{"product_id":"bently-nevada-330878-50-00-3300-xl-50-mm-proximitor-sensor","title":"Sensor Proximitor Bently Nevada 330878-50-00 3300 XL 50 mm","description":"\u003cp\u003eThe \u003cstrong\u003e330878-50-00\u003c\/strong\u003e is a \u003cstrong\u003e3300 XL 50 mm Proximitor Sensor\u003c\/strong\u003e designed as a fundamental signal processing component of eddy current proximity transducer systems. This device accepts a noncontacting input from one 3300 XL 50 mm proximity probe and extension cable, converting the relative distance between the probe tip and target into a proportional voltage output. Engineered specifically for long-range displacement monitoring, the sensor is optimized for key industrial machinery measurements where standard proximity probes lack the required measurement range. It provides seamless system interchangeability, delivering an output scaling identical to older legacy systems to facilitate straightforward retrofitting and modernizing without altering monitor configurations.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Density Deployment\u003c\/strong\u003e: Features a thin physical profile suitable for space-saving installations across traditional and modern control cabinets.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust Toolless Terminals\u003c\/strong\u003e: Equipped with \u003cstrong\u003eSpringLoc\u003c\/strong\u003e terminal strips that accept field wiring between 0.2 and 1.5 mm² (16 to 24 AWG) without requiring specialized installation tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced RFI\/EMI Immunity\u003c\/strong\u003e: Protects signal transmission from nearby high-frequency radio frequencies and complies with European CE mark criteria without specialized mounting considerations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-Calibrated Output\u003c\/strong\u003e: Standard default calibration is fine-tuned to AISI 4140 steel targets, outputting a precise average scale factor of 394 mV\/mm (10 mV\/mil).\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDifferential expansion (DE) monitoring on large steam turbine generators.\u003c\/li\u003e\n\u003cli\u003eRotor expansion (RX) tracking relative to the machine stator or casing.\u003c\/li\u003e\n\u003cli\u003eComplementary input configuration setups to effectively double the measurable displacement range.\u003c\/li\u003e\n\u003cli\u003eLarge-scale axial displacement and thermal growth monitoring on high-power industrial turbomachinery.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003ch3\u003eOrdering Option Breakdown for 330878-50-00\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003ePart Number Segment\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eValue\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBase Model\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e330878\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3300 XL 50 mm Proximitor Sensor \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOption A (Total Length \u0026amp; Mounting)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e50\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5.0 metres (16.4 feet) system length, panel mount \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOption B (Agency Approval)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003e00\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eNo Approvals \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eTechnical 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\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBently Nevada \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e330878-50-00 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eProduct Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3300 XL 50 mm Proximitor Sensor \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLinear Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e27.9 mm (1100 mils) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eAverage Scale Factor (ASF)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e394 mV\/mm (10 mV\/mil) nominal \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Acceptance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOne noncontacting 3300 XL 50 mm Proximity Probe and Extension Cable \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Requirements\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-17.5 Vdc to -26 Vdc at 12 mA maximum consumption (without barriers) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Resistance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e50 Ohm \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eField Wiring Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.2 to 1.5 mm² (16 to 24 AWG); three-conductor shielded triad cable recommended \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDeviation from Best Fit Straight Line (DSL)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLess than ±0.74 mm (±29 mils) \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-51 degC to +100 degC \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStorage Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-51 degC to +105 degC \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRelative Humidity Limits\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLess than 3% change in Average Scale Factor (ASF) per IEC standard 68-2-66 \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eHousing Material\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eA380 aluminum \u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePanel Mounting\u003c\/strong\u003e: Secure the sensor to a clean, flat panel surface utilizing appropriate mounting hardware to guarantee rigid fastening and dependable chassis grounding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Calibration Matches\u003c\/strong\u003e: Confirm that the collective mechanical lengths of the proximity probe and extension cable accurately equate to the designated 5.0-meter system length of the sensor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eField Wiring Routing\u003c\/strong\u003e: Employ three-conductor shielded triad cables for field terminal links. Keep the sensor wiring separated from high-voltage conduit lines to maintain low noise.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Supply Integrity\u003c\/strong\u003e: Supply steady DC voltage between -17.5 Vdc and -26 Vdc. Operational voltage more positive than -23.5 Vdc must be avoided as it can cause a compression of the system's total linear range.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52668297085291,"sku":"330878-50-00","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/330878-50-00-zwlbpgybjb4_1f34f097-a372-4a71-a519-8f8f7f5e1905.jpg?v=1765520431","url":"https:\/\/www.plcprotech.com\/id\/products\/bently-nevada-330878-50-00-3300-xl-50-mm-proximitor-sensor","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}