{"product_id":"990-05-50-02-00-bently-nevada-990-vibration-transmitter","title":"990-05-50-02-00 Bently Nevada 990 Vibration Transmitter","description":"\u003cp\u003eThe \u003cstrong\u003eBently Nevada 990-05-50-02-00\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e990\u003c\/strong\u003e Vibration Transmitter, operates as a dedicated hardware component for proximity probe signal conditioning and 4-20 mA current loop conversion within machinery protection networks.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003e\u003cstrong\u003eOption Code\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eOption Description\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eTechnical Definition\u003c\/strong\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e990\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBase Model\u003c\/td\u003e\n\u003ctd\u003e2-Wire Vibration Transmitter\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-05\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eFull-scale Option\u003c\/td\u003e\n\u003ctd\u003e0-5 mils pp (0-125 um pp) full-scale measurement range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-50\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSystem Length Option\u003c\/td\u003e\n\u003ctd\u003e5.0 meters (16.4 feet) total system length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-02\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMounting Option\u003c\/td\u003e\n\u003ctd\u003eBulkhead screws mounting configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e-00\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAgency Approval Option\u003c\/td\u003e\n\u003ctd\u003eNo hazardous area approvals required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\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\u003e990-05-50-02-00\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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eVibration Transmitters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Device\u003c\/td\u003e\n\u003ctd\u003eAccepts 1 non-contacting 3300 NSv Proximity Probe and extension cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFull-Scale Range\u003c\/td\u003e\n\u003ctd\u003e0-5 mils pp (0-125 um pp)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Length\u003c\/td\u003e\n\u003ctd\u003e5.0 meters (16.4 feet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003e+12 to +35 VDC input at the transmitter terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal\u003c\/td\u003e\n\u003ctd\u003e4-20 mA DC loop proportional to vibration amplitude\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting\u003c\/td\u003e\n\u003ctd\u003eBulkhead screws\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-35 to +85 deg C (-31 to +185 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-51 to +100 deg C (-60 to +212 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eStandard 990 enclosure profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.5 kg (Shipping Weight)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eLoop-powered via +12 to +35 VDC supply circuit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eGap Voltage Validation (-10 VDC Targets) \u0026amp; Eddy-Current Probe Scaling\u003c\/h3\u003e\n\u003cp\u003eThe transmitter processes raw high-frequency signals generated by a 3300 NSv eddy-current proximity probe across a tuned 5.0-meter total system length. Field commissioning requires gap voltage validation to ensure the probe tip maintains a -10 VDC target bias voltage at physical mid-span, setting the baseline for linear displacement tracking. Accurate eddy-current probe scaling converts dynamic shaft movements within the 0-5 mils pp envelope into a proportional 4-20 mA loop signal for direct integration into monitoring hardware.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What power input voltage is required at the field terminals?\u003c\/p\u003e\n\u003cp\u003eA: The transmitter requires a DC power supply providing between +12 VDC and +35 VDC directly across the field connection terminals to drive the 4-20 mA loop.\u003c\/p\u003e\n\u003cp\u003eQ: Which proximity sensor components must be connected to this transmitter model?\u003c\/p\u003e\n\u003cp\u003eA: The module accepts input from one non-contacting 3300 NSv proximity probe combined with a matching extension cable configured for a 5.0-meter total system length.\u003c\/p\u003e\n\u003cp\u003eQ: How is the physical enclosure secured inside an instrument cabinet?\u003c\/p\u003e\n\u003cp\u003eA: The -02 mounting option provides integrated surface mounting points designed for direct attachment to panels or bulkheads via mounting screws.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003col\u003e\n\u003cli\u003eMount the transmitter module securely to a rigid panel or cabinet surface using appropriate bulkhead mounting screws.\u003c\/li\u003e\n\u003cli\u003eConnect the 3300 NSv proximity probe extension cable coaxial connector to the transmitter input interface, securing the threaded connection finger-tight.\u003c\/li\u003e\n\u003cli\u003eAdjust the mechanical probe positioning relative to the target shaft until reaching the required -10 VDC gap voltage target across the raw probe test terminals.\u003c\/li\u003e\n\u003cli\u003eRoute two-wire shielded cable from the loop power and signal terminals to the control system analog input channel, ensuring correct DC polarity.\u003c\/li\u003e\n\u003cli\u003eTerminate the overall cable shield at a single point on the main control enclosure grounding bus to prevent ground loops and shield high-frequency noise.\u003c\/li\u003e\n\u003c\/ol\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":43824973283418,"sku":"990-04-50-02-00","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/990-05-70-01-011_a97042d2-ac3d-45fd-b0f1-e8bc0e905c77.png?v=1786434647","url":"https:\/\/www.spareoil.com\/products\/990-05-50-02-00-bently-nevada-990-vibration-transmitter","provider":"SpareOil Automation","version":"1.0","type":"link"}