{"product_id":"bently-nevada-86739-01-3500-dual-vibration-monitor","title":"Bently Nevada 86739-01 3500 Dual Vibration Monitor","description":"\u003ch2\u003eBently Nevada 86739-01 3500 Dual Vibration Monitor\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 86739-01\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e86739-01\u003c\/strong\u003e Dual Vibration Monitor, operates as a dedicated hardware component for vibration and position signal monitoring within the Bently Nevada 3500 Machinery Protection System.\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\u003e86739-01\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\u003eDual Vibration Monitor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSeries\u003c\/td\u003e\n\u003ctd\u003e3500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eUnited States (USA)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e0 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 to 85 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 documentation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMonitoring Function\u003c\/td\u003e\n\u003ctd\u003eDual channel vibration monitoring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eBently Nevada 3500 Machinery Protection System\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication Standard\u003c\/td\u003e\n\u003ctd\u003eDesigned for API 670 machinery protection requirements\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eRotor Dynamics and Vibration Signal Monitoring\u003c\/h3\u003e\n\u003cp\u003eThe Bently Nevada 86739-01 monitors vibration signals from rotating machinery through dual measurement channels within the 3500 platform. The module processes vibration-related inputs and supports continuous online condition monitoring.\u003c\/p\u003e\n\u003cp\u003eThe monitor works with Bently Nevada transducer systems that use eddy-current probe scaling methods for shaft displacement measurement. Therefore, correct probe calibration and gap voltage validation are required to maintain accurate vibration measurement performance. Typical eddy-current systems use gap voltage targets near -10 VDC for valid probe operation.\u003c\/p\u003e\n\u003cp\u003eIn addition, the module supports rotor dynamics analysis by providing vibration data required for evaluating shaft movement, mechanical imbalance, misalignment, and other rotating equipment conditions. Signal processing design also considers cross-talk suppression between monitoring channels to reduce interference during multi-channel operation.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003eQ: What function does the Bently Nevada 86739-01 provide in a 3500 system?\u003cbr\u003eA: The 86739-01 provides dual-channel vibration monitoring for machinery protection applications within the Bently Nevada 3500 system.\u003c\/p\u003e\n\u003cp\u003eQ: Does the 86739-01 support eddy-current probe measurement systems?\u003cbr\u003eA: Yes. The module operates with Bently Nevada proximity measurement systems that use eddy-current probe scaling and gap voltage validation methods.\u003c\/p\u003e\n\u003cp\u003eQ: What environmental temperature range applies to this monitor?\u003cbr\u003eA: The operating temperature range is 0 to 65 deg C, while the storage temperature range is -40 to 85 deg C.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cp\u003eInstall the 86739-01 module in a compatible Bently Nevada 3500 rack configuration according to the system installation manual.\u003c\/p\u003e\n\u003cp\u003eConnect vibration transducer wiring using shielded instrumentation cables. Ground cable shields according to site grounding practices to minimize electrical noise coupling.\u003c\/p\u003e\n\u003cp\u003eKeep vibration signal wiring separated from high-current power conductors and switching circuits. Verify sensor polarity, channel assignment, and probe calibration before placing the monitoring channel into service.\u003c\/p\u003e\n\u003cp\u003eConfirm the eddy-current probe gap voltage before final commissioning. The measured signal should match the expected probe operating range and system configuration parameters.\u003c\/p\u003e\n\u003cp\u003eCheck rack power status, System Monitor communication, and channel configuration after installation. Perform functional verification using the configured vibration monitoring parameters before enabling machinery protection functions.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":44402589335640,"sku":"86739-01","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/86739-01.jpg?v=1784529035","url":"https:\/\/www.industriaxplc.com\/products\/bently-nevada-86739-01-3500-dual-vibration-monitor","provider":"IndustriaX Limited","version":"1.0","type":"link"}