{"product_id":"bently-nevada-991-25-70-01-01-991-thrust-transmitter","title":"Bently Nevada 991-25-70-01-01 991 Thrust Transmitter","description":"\u003ch2\u003eBently Nevada 991-25-70-01-01 991 Thrust Transmitter\u003c\/h2\u003e\n\u003cp\u003eConfigured for axial position measurement using eddy-current probe input signals, the \u003cstrong\u003eBently Nevada 991-25-70-01-01\u003c\/strong\u003e (\u003cstrong\u003e991\u003c\/strong\u003e Thrust Transmitter) provides direct physical\/electrical execution for converting shaft displacement signals into proportional current loop output.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003cfigure class=\"table\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eSpecification\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\u003e991-25-70-01-01\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\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eThrust Transmitter\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\u003e0.44 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e10 cm x 7.5 cm x 5.2 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eRequires +12 to +35 VDC input at transmitter terminal\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal\u003c\/td\u003e\n\u003ctd\u003eEddy-current probe displacement input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput Signal\u003c\/td\u003e\n\u003ctd\u003e4-20 mA proportional current output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Length Option\u003c\/td\u003e\n\u003ctd\u003e7.0 metres (23.0 feet)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003e35 mm DIN rail clips\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertification\u003c\/td\u003e\n\u003ctd\u003eCSA Division 2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Loop Resistance\u003c\/td\u003e\n\u003ctd\u003e1,000 ohm including cable at 35 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Limiting\u003c\/td\u003e\n\u003ctd\u003e23 mA typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTariff Code\u003c\/td\u003e\n\u003ctd\u003e8537101190\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEddy-Current Probe Scaling and Rotor Position Measurement\u003c\/h3\u003e\n\u003cp\u003eThe Bently Nevada 991-25-70-01-01 processes eddy-current probe signals for axial shaft displacement monitoring. The transmitter scales probe voltage variations into a standardized 4-20 mA output signal for integration with monitoring and control systems.\u003c\/p\u003e\n\u003cp\u003eThe measurement circuit supports gap voltage validation based on eddy-current probe operating characteristics. Bently Nevada proximity measurement systems commonly use -10 VDC gap voltage targets for probe positioning verification and signal conditioning reference.\u003c\/p\u003e\n\u003cp\u003eThe transmitter interface is designed for rotor dynamics applications where thrust position changes must be converted into continuous electrical measurements. Signal conditioning functions maintain measurement stability while reducing the influence of electrical interference and cross-talk between monitoring channels.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What input signal does the Bently Nevada 991-25-70-01-01 process?\u003cbr\u003eA: The transmitter accepts displacement signals from compatible eddy-current proximity probe systems and converts them into a proportional current output.\u003c\/p\u003e\n\u003cp\u003eQ: What power supply range is required for operation?\u003cbr\u003eA: The unit requires +12 to +35 VDC input at the transmitter terminal.\u003c\/p\u003e\n\u003cp\u003eQ: What is the maximum allowable loop resistance?\u003cbr\u003eA: The maximum loop resistance is 1,000 ohm including cable when operating with a 35 VDC supply.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the transmitter on a suitable 35 mm DIN rail using the specified mounting clips. Verify wiring polarity before applying DC power.\u003c\/p\u003e\n\u003cp\u003eRoute probe signal cables separately from high-voltage power conductors to reduce electromagnetic interference. Use appropriate cable shielding practices and connect shields according to the plant grounding standard.\u003c\/p\u003e\n\u003cp\u003eConfirm the proximity probe installation position and verify the electrical gap condition before commissioning. Check the 4-20 mA output response against the expected shaft displacement range after installation.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":44350130520152,"sku":"991-25-70-01-01","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/991-25-70-01-01.jpg?v=1783588417","url":"https:\/\/www.industriaxplc.com\/products\/bently-nevada-991-25-70-01-01-991-thrust-transmitter","provider":"IndustriaX Limited","version":"1.0","type":"link"}