{"product_id":"prox-accel-seismic-pas-module-177988-01-bently-nevada","title":"Prox Accel Seismic (PAS) Module | 177988-01 | Bently Nevada","description":"\u003ch2\u003eBently Nevada 177988-01 Prox\/Accel\/Seismic Input\/Output Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 177988-01\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e177988-01\u003c\/strong\u003e Prox\/Accel\/Seismic Input\/Output Module, operates as a dedicated hardware component for vibration signal acquisition and conditioning within the Bently Nevada ADAPT 3701\/40 Machinery Dynamics Monitor platform.\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\u003e177988-01\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\u003eProx\/Accel\/Seismic Input\/Output Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eADAPT 3701\/40 and 3701\/44 Machinery Dynamics Monitor Systems\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\u003eApproximately 2.0 kg to 4.5 kg depending on enclosure configuration\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\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003eNot specified in available technical documentation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Inputs\u003c\/td\u003e\n\u003ctd\u003eProximity probes, accelerometers, seismic transducers, IEPE sensors, dynamic pressure sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Configuration\u003c\/td\u003e\n\u003ctd\u003e6 vibration input channels and 1 Keyphasor \/ speed input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Conditioning\u003c\/td\u003e\n\u003ctd\u003eIntegrated filtering, analog-to-digital conversion, and sensor excitation functions\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Processing\u003c\/td\u003e\n\u003ctd\u003eReal-time DSP processing for vibration, position, and dynamic monitoring signals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Protection\u003c\/td\u003e\n\u003ctd\u003eG3 conformal coating for moisture and chemical resistance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eADAPT system baseplate compatible field installation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHazardous Area Compatibility\u003c\/td\u003e\n\u003ctd\u003eCSA, ATEX, and IECEx compliant configurations\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eRotor Dynamics Signal Processing and Gap Voltage Validation\u003c\/h3\u003e\n\u003cp\u003eThe Bently Nevada 177988-01 module processes vibration signals from eddy-current proximity probes, accelerometers, and seismic sensors through dedicated conditioning circuits. The module supports shaft-relative measurement functions by applying probe scaling characteristics and maintaining signal accuracy during displacement monitoring.\u003c\/p\u003e\n\u003cp\u003eFurthermore, the module supports gap voltage validation procedures for eddy-current probe systems. Technicians typically verify probe operating conditions against the -10 VDC gap voltage target used in Bently Nevada proximity measurement systems. Therefore, the module maintains accurate shaft position and vibration data for rotor dynamics evaluation.\u003c\/p\u003e\n\u003cp\u003eThe internal DSP functions analyze radial vibration, thrust position, casing vibration, and related machine behavior parameters. Additionally, the signal architecture reduces measurement interference through controlled signal conditioning and channel processing.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What sensor types can the Bently Nevada 177988-01 interface with?\u003cbr\u003eA: The module supports proximity probes, accelerometers, seismic velocity transducers, IEPE sensors, and dynamic pressure sensors through configured input channels.\u003c\/p\u003e\n\u003cp\u003eQ: Does the 177988-01 module perform vibration signal conversion internally?\u003cbr\u003eA: Yes. The module integrates signal conditioning circuits, filtering functions, and analog-to-digital conversion for processed machinery monitoring data.\u003c\/p\u003e\n\u003cp\u003eQ: Is the 177988-01 designed for hazardous area installations?\u003cbr\u003eA: The module supports ADAPT system installations with applicable CSA, ATEX, and IECEx certified configurations when used within approved system assemblies.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the 177988-01 module on the designated ADAPT system baseplate according to the equipment mounting procedure.\u003c\/li\u003e\n\u003cli\u003eConnect proximity probe cables using proper shield termination methods to reduce electromagnetic interference.\u003c\/li\u003e\n\u003cli\u003eSeparate vibration signal wiring from high-voltage power cables and switching circuits.\u003c\/li\u003e\n\u003cli\u003eVerify sensor wiring polarity before applying system power.\u003c\/li\u003e\n\u003cli\u003eConfirm eddy-current probe gap voltage readings before commissioning vibration channels.\u003c\/li\u003e\n\u003cli\u003eUse approved grounding practices for cable shields and enclosure connections.\u003c\/li\u003e\n\u003cli\u003eCheck channel configuration settings before integrating measurement data into monitoring software.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":44387386785880,"sku":"177988-01","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/177988-01.jpg?v=1784180329","url":"https:\/\/www.industriaxplc.com\/id\/products\/prox-accel-seismic-pas-module-177988-01-bently-nevada","provider":"IndustriaX Limited","version":"1.0","type":"link"}