{"product_id":"bently-nevada-330780-51-05-3300-xl-11mm-proximitor-sensor","title":"Bently Nevada 330780-51-05 3300 XL 11mm Proximitor Sensor","description":"\u003ch3\u003eProduct Overview\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 330780-51-05\u003c\/strong\u003e is a \u003cstrong\u003e3300 XL 11 mm Proximitor Sensor\u003c\/strong\u003e with a \u003cstrong\u003e5.0 meter (16.4 feet) system length\u003c\/strong\u003e, \u003cstrong\u003eDIN rail mount\u003c\/strong\u003e, and \u003cstrong\u003emultiple agency approvals\u003c\/strong\u003e (CSA, ATEX, IECEx). The 11 mm probe diameter provides a \u003cstrong\u003elonger linear range and improved measurement accuracy\u003c\/strong\u003e compared to the standard 8 mm system, making it the preferred choice for applications requiring extended measurement range or higher resolution. Its thin-profile design enables mounting in either high-density DIN-rail installations or traditional panel mount configurations.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Type:\u003c\/strong\u003e 3300 XL 11 mm Proximitor Sensor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Length:\u003c\/strong\u003e 5.0 meters (16.4 feet)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Option:\u003c\/strong\u003e DIN rail mount (high-density or traditional panel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLinear Range:\u003c\/strong\u003e 4.0 mm (160 mils) — 60% greater than 8 mm system\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAverage Scale Factor:\u003c\/strong\u003e 3.94 V\/mm (100 mV\/mil)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower Requirements:\u003c\/strong\u003e -17.5 Vdc to -26 Vdc (max 12 mA without barriers); -23 Vdc to -26 Vdc with barriers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Sensitivity:\u003c\/strong\u003e \u0026lt;2 mV per volt input change\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Resistance:\u003c\/strong\u003e 50 Ω\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Temperature:\u003c\/strong\u003e -35°C to +85°C (-31°F to +185°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStorage Temperature:\u003c\/strong\u003e -51°C to +100°C (-60°F to +212°F)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelative Humidity:\u003c\/strong\u003e 100% condensing (non-submersible with protected connectors)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e A380 aluminum housing\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e Approx. 0.255 kg\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAgency Approvals:\u003c\/strong\u003e 05 = Multiple (CSA, ATEX, IECEx)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFeatures \u0026amp; Benefits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended 4.0 mm linear range\u003c\/strong\u003e — 60% greater than the 8 mm system, enabling measurement of larger axial displacements and vibration amplitudes without probe replacement\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDIN rail mounting\u003c\/strong\u003e — thin-profile design snaps onto standard 35 mm DIN rail, reducing cabinet footprint by 40% compared to traditional panel mount proximitors\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple hazardous area approvals\u003c\/strong\u003e — CSA (North America), ATEX (Europe), and IECEx (international) certifications enable installation in Class I, Div 1 and Zone 0\/1 environments without additional barriers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved RFI\/EMI immunity\u003c\/strong\u003e — achieves European CE mark approvals without special mounting considerations; prevents interference from nearby radio transmitters and VFDs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpringLoc terminal strips\u003c\/strong\u003e — tool-free wiring with robust spring-clamp connections, reducing installation time and improving vibration resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBackwards compatible\u003c\/strong\u003e — replaces 7200-series 11 mm and 14 mm transducer systems while maintaining monitoring rack compatibility\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eLarge steam turbine axial position and thrust bearing monitoring\u003c\/li\u003e\n\u003cli\u003eGas turbine compressor end float measurement\u003c\/li\u003e\n\u003cli\u003eHydroelectric generator air gap and magnetic center monitoring\u003c\/li\u003e\n\u003cli\u003eLarge pump and compressor axial displacement protection\u003c\/li\u003e\n\u003cli\u003eMachine tool spindle position and vibration monitoring\u003c\/li\u003e\n\u003cli\u003eHazardous area installations in refineries, chemical plants, and offshore platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eInstallation Guide\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify hazardous area requirements\u003c\/strong\u003e — confirm your zone classification (Class I, Div 1 or ATEX Zone 1) and ensure the -05 approval suffix matches your safety documentation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount on DIN rail\u003c\/strong\u003e — snap the proximitor onto a standard 35 mm DIN rail in a vibration-free, environmentally controlled cabinet. Ensure 25 mm clearance on all sides for ventilation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnect probe and extension cable\u003c\/strong\u003e — join the 11 mm probe to the extension cable, then to the proximitor; verify connectors are fully seated.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApply power\u003c\/strong\u003e — supply -17.5 to -26 Vdc (or -23 to -26 Vdc with barriers). Verify output bias voltage of approximately -8.5 Vdc.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGap probe to target\u003c\/strong\u003e — set the probe gap to the midpoint of the 4.0 mm linear range (approximately 2.0 mm from target) for optimal linearity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVerify scale factor\u003c\/strong\u003e — confirm 3.94 V\/mm (100 mV\/mil) output using a calibration fixture or known displacement.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDocument barrier installation\u003c\/strong\u003e — if using intrinsic safety barriers, record barrier part numbers and loop resistance in your commissioning documentation.\u003c\/li\u003e\n\u003c\/ol\u003e\n\n\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between 330780-51-05 and 330780-50-00?\u003c\/strong\u003e\u003cbr\u003e\nA: The \u003cstrong\u003e330780-51-05\u003c\/strong\u003e has \u003cstrong\u003eDIN rail mounting\u003c\/strong\u003e and \u003cstrong\u003emultiple agency approvals\u003c\/strong\u003e (CSA, ATEX, IECEx). The 330780-50-00 has \u003cstrong\u003epanel mounting\u003c\/strong\u003e and \u003cstrong\u003eno approvals\u003c\/strong\u003e. Both have 5.0 meter system lengths. Choose 51-05 for hazardous area DIN rail installations; choose 50-00 for general-purpose panel mount applications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the advantage of 11 mm over 8 mm probes?\u003c\/strong\u003e\u003cbr\u003e\nA: The 11 mm system provides a \u003cstrong\u003e4.0 mm linear range\u003c\/strong\u003e versus 2.0 mm for the 8 mm system — a 60% increase. This enables measurement of larger axial displacements and higher vibration amplitudes without changing probes. It also offers improved signal-to-noise ratio on large targets.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Is this proximitor compatible with 3300 XL 8 mm probes?\u003c\/strong\u003e\u003cbr\u003e\nA: \u003cstrong\u003eNo.\u003c\/strong\u003e The 330780 is an 11 mm proximitor with unique coil geometry and calibration. It must be used with 11 mm probes and extension cables only.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What does the -05 approval suffix cover?\u003c\/strong\u003e\u003cbr\u003e\nA: The \u003cstrong\u003e-05\u003c\/strong\u003e suffix indicates \u003cstrong\u003emultiple hazardous area approvals\u003c\/strong\u003e including CSA (North America), ATEX (Europe), and IECEx (international). It is suitable for Class I, Div 1 Groups A-D and Zone 0\/1 installations when wired per Bently Nevada drawing 167538.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can I mount this proximitor on a panel instead of DIN rail?\u003c\/strong\u003e\u003cbr\u003e\nA: The \u003cstrong\u003e-51\u003c\/strong\u003e suffix is optimized for DIN rail mounting. While physical panel mounting is possible with adapter brackets, it is not recommended as it defeats the space-saving design intent and may affect thermal performance.\u003c\/p\u003e\n\n\u003ch3\u003eSelection Tips\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eChoose \u003cstrong\u003e330780-51-05\u003c\/strong\u003e for \u003cstrong\u003ehazardous area applications\u003c\/strong\u003e requiring DIN rail mounting and international approvals (CSA\/ATEX\/IECEx).\u003c\/li\u003e\n\u003cli\u003eIf you need \u003cstrong\u003epanel mounting\u003c\/strong\u003e without hazardous area certification, the \u003cstrong\u003e330780-50-00\u003c\/strong\u003e is the cost-optimized alternative.\u003c\/li\u003e\n\u003cli\u003eFor \u003cstrong\u003e9.0 meter system length\u003c\/strong\u003e, select \u003cstrong\u003e330780-90-05\u003c\/strong\u003e (panel mount) or \u003cstrong\u003e330780-91-05\u003c\/strong\u003e (DIN mount).\u003c\/li\u003e\n\u003cli\u003eVerify your \u003cstrong\u003etarget size\u003c\/strong\u003e — 11 mm probes require larger minimum targets than 8 mm systems for factory-calibrated accuracy.\u003c\/li\u003e\n\u003cli\u003eConfirm your monitoring system supports the \u003cstrong\u003e11 mm scale factor (3.94 V\/mm or 100 mV\/mil)\u003c\/strong\u003e before ordering.\u003c\/li\u003e\n\u003cli\u003eAlways check the \u003cstrong\u003ebarrier compatibility\u003c\/strong\u003e for your hazardous area loop — Bently Nevada recommends -23 to -26 Vdc when barriers are installed.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":53947023294648,"sku":"330780-51-05","price":80.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0935\/6132\/3704\/files\/330980-50-00_2.png?v=1787042357","url":"https:\/\/www.globalpetroparts.com\/products\/bently-nevada-330780-51-05-3300-xl-11mm-proximitor-sensor","provider":"Global Petro Parts Automation","version":"1.0","type":"link"}