{"product_id":"990-04-07-01-05-bently-nevada-vibration-transmitter-990-and-991-transmitter-series","title":"990-04-07-01-05 Bently Nevada Vibration Transmitter 990 and 991 Transmitter Series","description":"\u003cp\u003eConfigured for raw vibration signal conversion and loop-powered feedback generation within industrial monitoring loops, the \u003cstrong\u003eBently Nevada 990-04-07-01-05\u003c\/strong\u003e (\u003cstrong\u003e990-04-07-01-05\u003c\/strong\u003e Vibration Transmitter) provides direct physical signal conditioning and voltage-to-current translation.\u003c\/p\u003e\n\u003ch3\u003eNomenclature and Suffix Matrix Analysis\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e990\u003c\/strong\u003e: Identifies the core transmitter hardware family designed for machinery vibration monitoring loops.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e04\u003c\/strong\u003e: Specifies the full-scale option range configured for 0 to 4 mils peak-to-peak (0 to 100 micrometers peak-to-peak).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e07\u003c\/strong\u003e: Denotes the specific frequency response and filtering configuration matrix parameters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e01\u003c\/strong\u003e: Indicates the mechanical mounting hardware option featuring 35 mm DIN rail clips.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e05\u003c\/strong\u003e: Designates agency approvals covering CSA Division 2 and ATEX Zone 0 \/ ATEX Zone 2 hazardous location classifications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eCore Hardware 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\u003e990-04-07-01-05\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\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e0.5 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003e10 x 7.5 x 5.6 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eStandard industrial transmitter thermal profile\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePowered via +12 VDC to +35 VDC input loop terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency Response\u003c\/td\u003e\n\u003ctd\u003e5 Hz to 6,000 Hz (+0, -3 dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eTransducer Scaling and Rotor Dynamics Processing\u003c\/h3\u003e\n\u003cp\u003eThe transmitter processes raw signals derived from eddy-current probe inputs by maintaining precise gap voltage validation against standard -10 VDC targets. Proper eddy-current probe scaling ensures accurate displacement measurements across rotating machinery shafts. Rotor dynamics are monitored continuously to capture peak-to-peak vibration values while internal cross-talk suppression filters minimize electrical noise interference across adjacent signal loops during high-speed operation.\u003c\/p\u003e\n\u003ch3\u003eShipping Package Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x 990-04-07-01-05 Vibration Transmitter unit\u003c\/li\u003e\n\u003cli\u003e1 x 35 mm DIN rail mounting clip assembly\u003c\/li\u003e\n\u003cli\u003e1 x Technical documentation sheet\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eMechanical and Electrical Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRail Mounting\u003c\/strong\u003e: Secure the transmitter directly onto a standard 35 mm DIN rail inside the designated field junction box or control cabinet.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Wiring\u003c\/strong\u003e: Connect the DC power source ranging from +12 VDC to +35 VDC strictly to the designated loop input terminals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal Shielding\u003c\/strong\u003e: Ground the signal cable shield properly at one end to prevent ground loops and mitigate electromagnetic interference.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the primary function of this transmitter unit?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module converts raw proximity transducer inputs into a proportional 4-20 mA loop current output for industrial monitoring systems.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat power supply voltage is required to operate the device?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe transmitter requires an external direct current input ranging from +12 VDC to +35 VDC at the transmitter terminals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the specified full-scale vibration measurement range?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe full-scale option is configured for 0 to 4 mils peak-to-peak, equivalent to 0 to 100 micrometers peak-to-peak.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat frequency response limits apply to this hardware?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe unit delivers a frequency response spanning from 5 Hz to 6,000 Hz with a tolerance of +0, -3 dB.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow is the transmitter physically mounted in the field?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe device utilizes standard 35 mm DIN rail clips for secure mechanical installation within enclosures.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat hazardous area certifications are associated with this part number?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe hardware carries agency approvals covering CSA Division 2, ATEX Zone 0, and ATEX Zone 2 environments.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhy is gap voltage validation important for this device?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eMonitoring the -10 VDC target baseline ensures the connected eddy-current probe operates within its linear range.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eDoes this module include safety instrumented system ratings?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe unit functions as a standard analog vibration transmitter without integrated Safety Integrity Level certification loops.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":46025296609453,"sku":"990-04-07-01-05","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/990-10-xx-01-05_cd8f026f-827f-4b10-a1c7-b12334e6e588.jpg?v=1785737785","url":"https:\/\/www.maxwellplc.com\/products\/990-04-07-01-05-bently-nevada-vibration-transmitter-990-and-991-transmitter-series","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}