{"product_id":"990-04-xx-01-00-mod-147202-01-bently-nevada-vibration-transmitter-990-series","title":"990-04-XX-01-00 MOD:147202-01 Bently Nevada Vibration Transmitter 990 Series","description":"\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBently Nevada 990-04-XX-01-00 MOD:147202-01\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eserves as the primary\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e990\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eVibration Transmitter utilized to execute non-contacting radial vibration measurements across 990 Series platforms. The device conditions high-frequency electrical signals from an eddy-current probe system into a standard 4-20 mA current loop proportional to the peak-to-peak mechanical displacement of a rotating machine shaft.\u003c\/p\u003e\n\u003ch3\u003eOption Code Parameter Configuration\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e990: Core base model matrix for the 2-wire loop-powered vibration transmitter.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e04: Full-scale measurement range option selecting 0-4 mils peak-to-peak (0-100 micrometers peak-to-peak).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eXX: System cable length configuration matching matching probe and extension lead parameters (e.g., 5.0 meters or 7.0 meters).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e01: Mounting choice allocating 35 mm DIN rail installation clips attached to the housing base.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e00: Hazardous area agency approval version specifying default baseline electrical compliance with no special certification layers.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMOD:147202-01: Factory modification code optimizing the driver tuning matrix for a 3300 XL 8 mm proximity probe configuration (5.0 meters system length).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eTechnical Parameter 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\u003e990-04-XX-01-00 MOD:147202-01\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\u003eModule Type\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003eVibration Transmitters\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMeasurement Full Scale\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e0-4 mils peak-to-peak (0-100 micrometers peak-to-peak)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOutput Signal Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e4-20 mA DC loop-powered linear scale\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eFrequency Response Profile\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e5 Hz to 6,000 Hz (+0, -3 dB)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMinimum Target Diameter\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e9.5 mm (0.375 in)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eMaximum Loop Resistance\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e1,000 ohms (evaluated at 35 Vdc input line)\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eCurrent Saturation Limit\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e23 mA typical\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cspan\u003eOperating Temp Range\u003c\/span\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003cspan\u003e-35 to +85 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\u003e2-wire current loop derived, 12 to 35 Vdc supply range\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\u003e7.3 cm x 5.0 cm x 10.0 cm\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\u003e0.44 kg\u003c\/span\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eMechanical Monitoring \u0026amp; TSI Rotor Dynamics\u003c\/h3\u003e\n\u003cp\u003eThe processing circuit operates with dedicated eddy-current probe scaling constants calibrated to continuous displacement profiles. Proper analysis of rotor dynamics relies on verifying gap voltage validation metrics via a raw coaxial output port, allowing field technicians to check physical sensor positioning over the shaft. The ruggedized driver enclosure incorporates embedded cross-talk suppression filters, isolating adjacent high-frequency transducer pathways from industrial magnetic noise inside dense machinery termination blocks.\u003c\/p\u003e\n\u003ch3\u003eKit Packaging Info\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003e1 990-04-XX-01-00 MOD:147202-01 Vibration Transmitter Module\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e2 Factory Mounted 35 mm DIN Rail Clips\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003ch4\u003eMechanical Seating and DIN Rail Mounting\u003c\/h4\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eSnap the integrated 35 mm bracket onto a standard structural DIN rail line, ensuring the locking tabs lock into position over the rail edge.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMaintain a clearance profile of at least 20 mm between neighboring modules to support natural convective cooling paths through the ventilation vents.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWiring Topology and Grounding Matrix\u003c\/h4\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eStrip the current loop lead wires back by 6 mm, inserting them into the terminal blocks, and torque the retention screws to 0.5 N-m.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eConnect the outer shield wire of the sensor coaxial cable exclusively to the dedicated transmitter shield pin, ensuring the field probe case remains fully floating.\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\u003eCan the current loop wire lines be hot-swapped while the receiving PLC analog input card is active?\u003c\/p\u003e\n\u003cp\u003eYes, the loop circuit permits hot-swap disconnection and reconnection under power without causing operational faults in adjacent modules.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow is the field gap voltage validation performed on this specific transmitter model?\u003c\/p\u003e\n\u003cp\u003eTechnicians connect a high-impedance voltmeter to the coaxial BNC buffer port to directly sample the raw gap voltage of the active probe.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat problem occurs if the shaft target matches a diameter less than the 9.5 mm technical specification?\u003c\/p\u003e\n\u003cp\u003eSmaller targets restrict the magnetic field interaction zone, creating errors in the eddy-current probe scaling and loop accuracy.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eWhat is the response latency during sudden steps in machine shaft vibration?\u003c\/p\u003e\n\u003cp\u003eThe internal circuit updates the analog output current loop with an integrated time constant, stabilizing loop values in under 100 milliseconds.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow does the current limiting feature react during a catastrophic field probe short circuit?\u003c\/p\u003e\n\u003cp\u003eThe transmitter restricts maximum line draw to a typical 23 mA ceiling to shield host system power modules from overload damage.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIs the standard 4-20 mA output path isolated from the raw BNC buffer terminal?\u003c\/p\u003e\n\u003cp\u003eYes, internal signal filtering prevents instrumentation shifts on the current loop when external monitoring gear ties into the buffer port.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eDoes this modification code require a specific matching probe style to keep calibration?\u003c\/p\u003e\n\u003cp\u003eYes, the MOD:147202-01 parameters are tuned to match the impedance profile of standard 3300 XL 8 mm sensor setups.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHow should the transmitter unit be protected against water ingress in outdoor environments?\u003c\/p\u003e\n\u003cp\u003eThe module must be installed within a NEMA 4X or IP65 industrial enclosure to safeguard terminal strips from environmental degradation.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":46026753474733,"sku":"990-04-XX-01-00 MOD:147202-01","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/990-04-XX-01-003.jpg?v=1783993606","url":"https:\/\/www.maxwellplc.com\/ga\/products\/990-04-xx-01-00-mod-147202-01-bently-nevada-vibration-transmitter-990-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}