{"product_id":"bently-nevada-991-06-xx-01-05-mod-164113-01-990-991-series-thrust-transmitter","title":"Bently Nevada 991-06-XX-01-05 MOD:164113-01 990\/991 Series Thrust Transmitter","description":"\u003cp\u003eThe \u003cstrong\u003eBently Nevada 991-06-XX-01-05 MOD:164113-01\u003c\/strong\u003e serves as the primary \u003cstrong\u003e991\u003c\/strong\u003e Thrust Transmitter utilized to execute static axial displacement monitoring functions across machinery protection platforms. It functions as a two-wire, loop-powered device that integrates the full capabilities of a Proximitor sensor directly into a localized transmitter housing. The hardware interfaces with a non-contacting 3300 NSv proximity probe and matching extension cable assembly, translating shaft position parameters into a proportional 4-20 mA linear industrial DC output without requiring a separate monitor rack footprint.\u003c\/p\u003e\n\u003ch3\u003eNomenclature \u0026amp; Option Matrix Decoding\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e991\u003c\/strong\u003e: Base model series for the integrated proximity axial displacement (thrust) transmitter framework.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e06\u003c\/strong\u003e: Full-scale configuration measuring a symmetrical range of 0.6-0-0.6 mm.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eXX\u003c\/strong\u003e: System length selection option designating either 5.0 meters (16.4 feet) or 7.0 meters (23.0 feet) balanced cable tuning parameters.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e01\u003c\/strong\u003e: Mechanical interface supplying integrated 35 mm DIN-rail mounting hardware clips.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e05\u003c\/strong\u003e: Complete global safety agency certification array consisting of CSA Division 2, ATEX Zone 0, ATEX Zone 2, and embedded ABS maritime type validation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMOD:164113-01\u003c\/strong\u003e: Factory electronic modification code indicating proprietary circuit adaptations or component component updates.\u003c\/li\u003e\n\u003c\/ul\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\u003e991-06-XX-01-05 MOD:164113-01\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\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\u003e10.0 x 7.3 x 5.8 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNative Sensor Input\u003c\/td\u003e\n\u003ctd\u003e1 x Non-contacting 3300 NSv Proximity Probe and Extension Cable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Output\u003c\/td\u003e\n\u003ctd\u003eProportional 4-20 mA DC linear analog current loop\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLoop Supply Requirement\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\u003eOver-Range Safe Clamping\u003c\/td\u003e\n\u003ctd\u003e23 mA typical current limiting threshold\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCalibration Diagnostics\u003c\/td\u003e\n\u003ctd\u003eNon-isolated PROX OUT and COM terminal blocks plus dynamic coaxial port\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLocal Loop Verification\u003c\/td\u003e\n\u003ctd\u003eDedicated physical Test Input pin interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectrical Protection\u003c\/td\u003e\n\u003ctd\u003eIntegrated Power-up Inhibit circuit suppressing voltage switching transients\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Form Factor\u003c\/td\u003e\n\u003ctd\u003e35 mm DIN-rail clips or bulkhead installation support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-35 to +85 deg C (-31 to +185 deg F) standard continuous execution\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 \u0026amp; Vibration Signal Processing\u003c\/h3\u003e\n\u003cp\u003eThe 991-06-XX-01-05 MOD:164113-01 transmitter relies on a calibrated eddy-current probe scaling network to convert target proximity into precise millimeter metrics. Radio frequency fields emitted by the 3300 NSv probe fluctuate relative to target movement, necessitating exact gap voltage validation (-10 VDC targets) across the non-isolated PROX OUT and COM testing path. The internal processing pipeline optimizes cross-talk suppression to isolate static thrust drift trends from raw rotor dynamics interference. To ensure structural path stability during startup, an integrated Power-up Inhibit circuit suppresses switching line transients, maintaining loop current containment until field voltages stabilize.\u003c\/p\u003e\n\u003ch3\u003eOrdering Info\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x 991-06-XX-01-05 MOD:164113-01 Thrust Transmitter Unit\u003c\/li\u003e\n\u003cli\u003e2 x Pre-installed 35 mm DIN-rail hardware clips\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003ch3\u003eGrounding Rules\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eTerminate the incoming field cable shield drain wire exclusively at the instrumentation clean earth ground bus within the host control room enclosure.\u003c\/li\u003e\n\u003cli\u003eEnsure full electrical isolation between the proximity sensor extension cable shield layer and local structural machine frames to block ground loop generation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWiring Constraints\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eVerify that total loop resistance, including field interconnect cables and barriers, stays within specified voltage drop limits across the +12 to +35 VDC spectrum.\u003c\/li\u003e\n\u003cli\u003eMatch sensor elements exactly to the factory tuned 5.0 meter or 7.0 meter system length selection to prevent calibration deviations.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eShielding Requirements\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnclose all signal loop interconnect conductors inside a continuous, grounded steel conduit to ensure maximum external electromagnetic field rejection.\u003c\/li\u003e\n\u003cli\u003eMaintain a minimum structural spacing boundary of 300 mm between sensor conduits and heavy three-phase alternating current motor feed tracks.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eEnvironmental Limitations\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eEnclose the transmitter inside a sealed weatherproof junction box if local ambient industrial areas face temperatures outside the -35 to +85 deg C window.\u003c\/li\u003e\n\u003cli\u003eOrient the module base away from positions subject to high-velocity oil spray or extreme physical shock events during machine maintenance.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eQ: What is the hot-swap behavior when replacing the 991 transmitter during live industrial processes?\u003c\/p\u003e\n\u003cp\u003eA: The associated control loop must be locked in manual bypass mode prior to disconnection to prevent the loss of loop current from tripping emergency machinery logic.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: What electrical load does the transmitter place on an internal monitor backplane supply?\u003c\/p\u003e\n\u003cp\u003eA: The transmitter imposes 0 mA of internal backplane load, functioning as a standalone 2-wire device powered directly by the external 4-20 mA instrumentation loop.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: What is the electronic redundancy switching delay when the 991 transmitter encounters a probe fault?\u003c\/p\u003e\n\u003cp\u003eA: The internal hardwired analog infrastructure triggers immediately, contributing 0 ms of processing delay to the system loop failure indication.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Does the 991-06-XX-01-05 MOD:164113-01 require software driver updates for DCS communication?\u003c\/p\u003e\n\u003cp\u003eA: No, the transmitter executes data processing via fully analog circuits, ensuring functional neutrality across varying host microcode versions and software firmware platforms.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: What level of electrical signal isolation exists at the front panel diagnostic ports?\u003c\/p\u003e\n\u003cp\u003eA: The coaxial connector and PROX OUT terminals share a common ground with the internal circuit; testing devices must use isolated inputs to avoid loop errors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: What field wiring constraints must be followed when working with the Test Input pin?\u003c\/p\u003e\n\u003cp\u003eA: An external function generator can inject artificial signals into the Test Input pin to verify loop current conversion metrics without moving the shaft.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: Can this thrust transmitter capture dynamic radial vibration metrics for System 1 diagnostic platforms?\u003c\/p\u003e\n\u003cp\u003eA: No, the 991 architecture is dedicated to static axial displacement monitoring and does not capture phase vectors or dynamic gap alarm arrays.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eQ: How does the integrated Power-up Inhibit circuit protect against installation errors?\u003c\/p\u003e\n\u003cp\u003eA: The circuit suppresses voltage surges during initialization, preventing brief power transients from causing false high-thrust alarm flags at the host controller.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":46025325346989,"sku":"991-06-XX-01-05 MOD:164113-01","price":88.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/990-04-50-02-00_2.jpg?v=1783784027","url":"https:\/\/www.maxwellplc.com\/products\/bently-nevada-991-06-xx-01-05-mod-164113-01-990-991-series-thrust-transmitter","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}