{"product_id":"bently-nevada-3500-42m-proximitor-seismic-monitor","title":"Bently Nevada 3500\/42M Proximitor Seismic Monitor","description":"\u003cp\u003eThe \u003cstrong\u003eBently Nevada 3500\/42M\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e3500\/42M\u003c\/strong\u003e Proximitor Seismic Monitor, serves as the primary \u003cstrong\u003e3500\/42M\u003c\/strong\u003e continuous vibration processing card utilized to execute high-accuracy machinery protection logic across Bently Nevada 3500 Machinery Protection System platforms.\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\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\u003e3500\/42M\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eBently Nevada (a Baker Hughes company)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eStandard single-slot monitor module allocation metrics\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eHigh-density card format designed for the 3500 front rack matrix\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-30 to +65 deg C (-22 to +149 deg F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e7.7 W typical nominal consumption draw\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Density\u003c\/td\u003e\n\u003ctd\u003e4 channels per module (accepts up to 4 inputs)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Types\u003c\/td\u003e\n\u003ctd\u003eProximity probes, seismic transducers, accelerometers, velocity sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Isolation\u003c\/td\u003e\n\u003ctd\u003eTransducer-to-transducer channel isolation suppression\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eMechanical Monitoring and TSI Integration\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEddy-Current Probe Scaling:\u003c\/strong\u003e The 4-channel processing engine accepts direct signals from proximity probe drivers or seismic velocity Pickups. It continuously monitors the dynamic AC waveform components, applying specialized digital filtering to execute exact eddy-current probe scaling metrics for radial vibration or axial thrust calculations.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGap Voltage Validation (-10 VDC Targets):\u003c\/strong\u003e The module's hardware channels continuously process wide-range DC potentials, enabling gap voltage validation (-10 VDC targets typically matching the linear midpoint) for proximity sensors. This measurement confirms the structural alignment of the sensor loop before tracking dynamic operation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRotor Dynamics Integration:\u003c\/strong\u003e The high-speed processing core samples transient inputs to compute Peak-to-Peak vibration, RMS values, and specific bandpass filtered variables. These parameters route directly to the rack backplane to cross-reference structural rotor dynamics data during aerodynamic loading phases.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCross-Talk Suppression:\u003c\/strong\u003e Internal electronic filtering and trace geometry isolate each analog channel from adjacent signals. This layout delivers high cross-talk suppression metrics to prevent high-frequency interference between closely grouped proximity or pressure sensors.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What technical tracking behavior manifests on the 3500 rack backplane if an internal transducer cable faults or open-circuits?\u003c\/p\u003e\n\u003cp\u003eA: The 3500\/42M module registers an out-of-bounds OK voltage limit violation. It instantly drops the channel status to \"Not OK\", illuminates the faceplate bypass LED, de-energizes associated protective logic gates, and broadcasts a system event code to the control network to prevent an invalid machinery trip.\u003c\/p\u003e\n\u003cp\u003eQ: Can this 3500\/42M monitor card be hot-swapped while the rest of the machinery protection rack is powered and active?\u003c\/p\u003e\n\u003cp\u003eA: Yes, the module can be removed and replaced under rack power. However, pulling the module instantly disables all 4 vibration protection channels. Technicians must apply manual logic bypasses to any downstream tripping relays in the master control architecture before unseating the hardware.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":45136358473843,"sku":"3500\/42M","price":410.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0644\/4348\/2227\/files\/0ce3f697-5f81-4738-8f60-ac739f20faf9_0701b17b-8243-4e1e-bd64-229faa8f7522.png?v=1782467495","url":"https:\/\/www.dcssupplier.com\/products\/bently-nevada-3500-42m-proximitor-seismic-monitor","provider":"DcsSupplier Limited","version":"1.0","type":"link"}