{"product_id":"bently-nevada-128329-01-proximitor-seismic-i-o-module","title":"Bently Nevada 128329-01 Proximitor Seismic I\/O Module","description":"\u003ch1\u003eBently Nevada 128329-01 Proximitor Seismic I\/O Module\u003c\/h1\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 128329-01\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e128329-01\u003c\/strong\u003e Proximitor Seismic I\/O Module, operates as a dedicated hardware component for signal termination and routing of proximity and seismic sensor inputs within the Bently Nevada 3500 Series Machinery Protection System. The module provides the physical interface between field transducers and the 3500\/42M Proximitor Seismic Monitor.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\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\u003e128329-01\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\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eProximitor Seismic I\/O Module with Internal Terminations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eBently Nevada 3500 Series, 3500\/42M Proximitor Seismic Monitor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Channels\u003c\/td\u003e\n\u003ctd\u003e4-channel input interface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupported Signal Types\u003c\/td\u003e\n\u003ctd\u003eRadial vibration, thrust position, eccentricity, velocity, acceleration, differential expansion\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Signal Range\u003c\/td\u003e\n\u003ctd\u003e-10 VDC to +10 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTermination Type\u003c\/td\u003e\n\u003ctd\u003eInternal terminal blocks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApprox. 0.80 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-30 deg C to +65 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temp\u003c\/td\u003e\n\u003ctd\u003e-40 deg C to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e95% non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eNot specified\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEddy-Current Probe Scaling and Rotor Dynamics Signal Handling\u003c\/h3\u003e\n\u003cp\u003eThe 128329-01 module is configured for machinery monitoring applications requiring direct sensor signal routing to the 3500\/42M monitor. The interface supports proximity transducer inputs associated with eddy-current probe measurement systems, where signal scaling and gap voltage validation are processed by the monitoring channel electronics.\u003c\/p\u003e\n\u003cp\u003eFor proximity measurement circuits, the standard -10 VDC gap voltage target is used as a reference condition for probe operation verification. The module design supports controlled signal transfer for rotor dynamics monitoring functions, including vibration displacement analysis and machine shaft movement evaluation.\u003c\/p\u003e\n\u003cp\u003eThe internal termination arrangement reduces additional field wiring interfaces and supports consistent sensor connection between the machinery protection rack and external transducers. Signal routing is designed to maintain channel separation and minimize cross-talk effects between vibration measurement circuits.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: Is the 128329-01 a standalone vibration monitor?\u003c\/p\u003e\n\u003cp\u003eA: No. The 128329-01 is an I\/O interface module installed in a Bently Nevada 3500 Series rack. It provides field signal termination and routing to compatible monitor modules such as the 3500\/42M.\u003c\/p\u003e\n\u003cp\u003eQ: Does the module provide internal field terminations?\u003c\/p\u003e\n\u003cp\u003eA: Yes. The 128329-01 includes internal terminal blocks for direct field wiring connection at the rear of the 3500 rack.\u003c\/p\u003e\n\u003cp\u003eQ: Can the module process vibration signals independently?\u003c\/p\u003e\n\u003cp\u003eA: No. The module performs signal interface functions. Signal conditioning, alarm processing, and monitoring functions are executed by the installed 3500 monitor module.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the 128329-01 in the designated rear I\/O position of a compatible Bently Nevada 3500 Series rack.\u003c\/p\u003e\n\u003cp\u003eConnect field sensor wiring according to the approved system wiring diagram. Maintain proper separation between sensor signal cables and high voltage power conductors to reduce electrical interference.\u003c\/p\u003e\n\u003cp\u003eUse shielded instrumentation cables where required by the machinery protection system design. Connect cable shields according to the site grounding standard and avoid creating unwanted ground loops.\u003c\/p\u003e\n\u003cp\u003eVerify proximity probe connections, sensor polarity, and gap voltage conditions before placing the monitoring channel into service. Confirm that the installed monitor module configuration matches the connected transducer type and measurement function.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":44341320548440,"sku":"128329-01","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/128329-01-3.jpg?v=1783418175","url":"https:\/\/www.industriaxplc.com\/id\/products\/bently-nevada-128329-01-proximitor-seismic-i-o-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}