{"product_id":"bently-nevada-330505-02-02-02-low-frequency-velocity-sensor","title":"Bently Nevada 330505-02-02-02 Low Frequency Velocity Sensor","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 330505-02-02-02 Low Frequency Velocity Sensor\u003c\/strong\u003e is specifically designed for hydroelectric turbines where slow rotating speeds require detecting a low signal to noise ratio. It detects vibration of the stator core, stator frame, and bearing housing supports. The sensor provides early warning of pending machinery problems and helps diagnose issues before they become serious.\u003c\/p\u003e\n\u003cp\u003eThe sensor measures absolute vibration within the 0.5Hz to 1.0kHz range. Its two-wire design uses moving-coil technology and embedded signal conditioning circuitry to provide a voltage output directly proportional to the vibration velocity.\u003c\/p\u003e\n\u003cp\u003eStator core and stator frame vibration can cause fretting and damage to winding insulation. Mount a \u003cstrong\u003e330505-02-02-02\u003c\/strong\u003e sensor on the outer diameter of the stator core and frame to detect these problems. Bearing housing vibration can distort levels of vibration measured by shaft-observing proximity probes. Placing sensors on the bearing housing measures both shaft-relative and bearing-absolute vibration signals.\u003c\/p\u003e\n\u003cp\u003eThe transducer connects to the 3500\/46M Hydro Monitor, meeting the requirements of ISO Standard 10816-5 for mechanical vibration on non-rotating parts in hydraulic power and pumping plants.\u003c\/p\u003e\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDesigned specifically for hydroelectric turbines and low-speed machinery\u003c\/li\u003e\n\u003cli\u003eTwo-wire design utilizing moving-coil technology\u003c\/li\u003e\n\u003cli\u003eEmbedded signal conditioning circuitry producing a proportional voltage output\u003c\/li\u003e\n\u003cli\u003eMeasures absolute vibration from 0.5 Hz to 1000 Hz\u003c\/li\u003e\n\u003cli\u003eHermetically sealed 300 series stainless steel case\u003c\/li\u003e\n\u003cli\u003eHermetically sealed 2-pin Mil-C-5015 receptacle\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eHydroelectric turbine stator core vibration monitoring\u003c\/li\u003e\n\u003cli\u003eStator frame vibration detection\u003c\/li\u003e\n\u003cli\u003eBearing housing support absolute vibration measurement\u003c\/li\u003e\n\u003cli\u003eHydraulic power and pumping plant machinery monitoring\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrdering Information\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eOption\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eDescription\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eValue\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eA\u003c\/td\u003e\n\u003ctd\u003eTransducer Mounting Angle\u003c\/td\u003e\n\u003ctd\u003e02 ($90\\text{ deg}\\pm5\\text{ deg}$)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eB\u003c\/td\u003e\n\u003ctd\u003eInternal Mounting Thread\u003c\/td\u003e\n\u003ctd\u003e02 (3\/8-24 UNF-2B)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eC\u003c\/td\u003e\n\u003ctd\u003eMounting Adapter Option\u003c\/td\u003e\n\u003ctd\u003e02 (M8 x 1)\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\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eBently Nevada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e330505-02-02-02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eLow Frequency Velocity Sensor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensitivity\u003c\/td\u003e\n\u003ctd\u003e20 mV\/mm\/s (508 mV\/in\/s) +\/-10%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e0.5 to 1000 Hz (30 to 60,000 cpm) +\/-3.0 dB; 1 to 200 Hz (60 to 12,000 cpm) +\/-0.9 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVelocity Range\u003c\/td\u003e\n\u003ctd\u003e102 mm\/s (4 in\/s) peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAmplitude Linearity\u003c\/td\u003e\n\u003ctd\u003e+\/-3% to 102 mm\/s (4 in\/s) peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Bias Voltage\u003c\/td\u003e\n\u003ctd\u003e-12 +\/-1 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Cable Length\u003c\/td\u003e\n\u003ctd\u003e305 meters (1000 feet) with no degradation of signal when used with 3500\/46M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 degC to +100 degC (-40 degF to +212 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShock Survivability\u003c\/td\u003e\n\u003ctd\u003e981 m\/s2 (100g) peak\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRelative Humidity\u003c\/td\u003e\n\u003ctd\u003eTo 100% non-submerged; case is hermetically sealed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCase Material\u003c\/td\u003e\n\u003ctd\u003e300 series stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector\u003c\/td\u003e\n\u003ctd\u003e2-pin Mil-C-5015 receptacle, hermetically sealed, 300 series stainless steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Torque\u003c\/td\u003e\n\u003ctd\u003e46 kg cm (40 in-lb) max\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e\u0026lt; 375 grams (13.2 oz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eConnections\/Interfaces\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eConnector Pin\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eFunction\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin A\u003c\/td\u003e\n\u003ctd\u003ePositive output with respect to Pin B when applied velocity is from base to top of transducer\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin B\u003c\/td\u003e\n\u003ctd\u003eNegative\/Return reference with respect to Pin A\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\u003eMounting Orientation:\u003c\/strong\u003e Verify sensor orientation according to the ordering option; the -02 option corresponds to $90\\text{ deg}\\pm5\\text{ deg}$.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMounting Torque:\u003c\/strong\u003e Do not exceed the maximum mounting torque limit of 46 kg cm (40 in-lb).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Routing:\u003c\/strong\u003e Maximum interconnecting cable length is 305 meters (1000 feet) when connected to a 3500\/46M Hydro Monitor.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Constraints:\u003c\/strong\u003e The 330505 Low Frequency Velocity Sensor is not recommended for automated machinery protection due to high amplitude low frequency velocity events.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHazardous Areas:\u003c\/strong\u003e Due to capacitance constraints, this sensor is not approved for hazardous area installations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCompliance and Certifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEMC:\u003c\/strong\u003e EMC Directive 2014\/30\/EU\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRoHS:\u003c\/strong\u003e ROHS Directive 2011\/65\/EU\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFCC:\u003c\/strong\u003e Complies with part 15 of the FCC Rules\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52666857029995,"sku":"330505-02-02-02","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/bently-nevada-330505-02-02-02-proximity-sensor-e2re5trqnfn_9a2d4a3b-bca1-42a7-94ce-87103664362c.jpg?v=1765449207","url":"https:\/\/www.plcprotech.com\/it\/products\/bently-nevada-330505-02-02-02-low-frequency-velocity-sensor","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}