{"product_id":"bently-nevada-177989-01-prox-accel-velom-pav-input-output-module","title":"Bently Nevada 177989-01 Prox Accel Velom (PAV) Input\/Output Module","description":"\u003ch2\u003eBently Nevada 177989-01 Prox Accel Velom (PAV) Input\/Output Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 177989-01\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e177989-01\u003c\/strong\u003e Prox Accel Velom (PAV) Input\/Output Module, operates as a dedicated hardware component for multi-sensor vibration signal acquisition within ADAPT 3701\/40 and ADAPT 3701\/44 monitoring platforms. The module processes proximity, acceleration, velocity, and dynamic pressure inputs through configurable measurement channels.\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\u003e177989-01\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 Velom (PAV) 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 Machinery Dynamics Monitor, ADAPT 3701\/44 Aeroderivative Monitor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannel Configuration\u003c\/td\u003e\n\u003ctd\u003e7 channels total: 6 configurable measurement channels and 1 dedicated speed\/Keyphasor channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMeasurement Inputs\u003c\/td\u003e\n\u003ctd\u003eProximity probes, accelerometers, Velomitor velocity sensors, dynamic pressure sensors\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSensor Power Supply\u003c\/td\u003e\n\u003ctd\u003e-24 VDC sensor excitation for supported transducers\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSpeed Input\u003c\/td\u003e\n\u003ctd\u003eMagnetic pickup (MPU) speed and Proximitor speed input support\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Supply\u003c\/td\u003e\n\u003ctd\u003eExternal +24 VDC supplied through ADAPT terminal baseplate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePowered through ADAPT baseplate; exact consumption depends on connected sensors and configuration\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Type\u003c\/td\u003e\n\u003ctd\u003eDirect installation on ADAPT terminal baseplate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e263 mm x 58 mm x 28 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003eApproximately 0.3 kg to 0.4 kg\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\u003e0% to 95% RH, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEnvironmental Protection\u003c\/td\u003e\n\u003ctd\u003eISA S71.04 G3 conformal coating\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCertifications\u003c\/td\u003e\n\u003ctd\u003eATEX, IECEx, CSA Class I Division 2 \/ Zone 2, CE\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 TSI Measurement Features\u003c\/h3\u003e\n\u003cp\u003eThe 177989-01 module provides configurable vibration acquisition paths for machinery protection applications. It accepts shaft-relative vibration signals from proximity probes and casing vibration signals from accelerometers or Velomitor sensors. Therefore, the module supports combined measurement architectures that require both rotor displacement and casing response evaluation.\u003c\/p\u003e\n\u003cp\u003eThe module supports TSI-related measurement functions including phase reference processing, synchronous vibration analysis, and speed event detection. In addition, Bently Nevada monitoring architectures apply eddy-current probe scaling methods and gap voltage validation practices, where -10 VDC targets are commonly used as reference points for proximity probe operating conditions.\u003c\/p\u003e\n\u003cp\u003eThe six PAV channels can be configured for acceleration, velocity, radial vibration, thrust position, dynamic pressure, or Proximitor speed measurements. Furthermore, the dedicated speed channel supports Keyphasor input functions for phase-based rotor dynamics analysis.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What sensor types can the Bently Nevada 177989-01 accept?\u003cbr\u003eA: The module accepts proximity probes, 3-wire accelerometers, 2-wire Velomitor velocity sensors, and compatible dynamic pressure sensors through configurable PAV channels.\u003c\/p\u003e\n\u003cp\u003eQ: Does the 177989-01 provide Keyphasor speed measurement capability?\u003cbr\u003eA: Yes. Channel 7 operates as a dedicated speed input channel and supports magnetic pickup and Proximitor speed configurations for phase reference applications.\u003c\/p\u003e\n\u003cp\u003eQ: How is the module installed in an ADAPT system?\u003cbr\u003eA: The module installs directly into the ADAPT terminal baseplate, which provides mechanical mounting and power distribution connections.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eInstall the module only on the specified ADAPT terminal baseplate and verify mechanical locking before system operation.\u003c\/li\u003e\n\u003cli\u003eRoute vibration sensor cables separately from high-current power wiring to reduce electrical interference.\u003c\/li\u003e\n\u003cli\u003eConnect cable shields according to site grounding practices and avoid multiple grounding points that may create ground loops.\u003c\/li\u003e\n\u003cli\u003eVerify proximity probe wiring polarity and gap voltage before enabling machinery monitoring functions.\u003c\/li\u003e\n\u003cli\u003eConfirm sensor excitation requirements before connecting accelerometers, Velomitors, or dynamic pressure transducers.\u003c\/li\u003e\n\u003cli\u003eMaintain proper separation between signal cables and electromagnetic noise sources such as motors, variable frequency drives, and switching power supplies.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":44382536433752,"sku":"177989-01","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/177989-01-3.jpg?v=1784102526","url":"https:\/\/www.industriaxplc.com\/products\/bently-nevada-177989-01-prox-accel-velom-pav-input-output-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}