{"product_id":"bently-nevada-149369-01-3500-25-enhanced-keyphasor-module","title":"Bently Nevada 149369-01 3500\/25 Enhanced Keyphasor Module","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003ch3\u003e\u003cstrong\u003eOverview\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBently Nevada 149369-01 (3500\/25)\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eis a two-channel, half-height Keyphasor module designed for the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e3500 Machinery Protection System\u003c\/strong\u003e. It converts signals from proximity probes or magnetic pickups into digital Keyphasor pulses, providing precise once-per-turn timing for vibration analysis and rotational speed measurements. The module ensures accurate phase reference for vector calculations such as 1X vibration amplitude and phase.\u003c\/p\u003e\n\u003cp\u003eThis enhanced version replaces the legacy 125792-01 module, offering advanced signal processing capabilities while maintaining full compatibility with existing 3500 systems.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eKey Features\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eGenerates once-per-turn and multi-event-per-turn Keyphasor signals\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTwo-channel operation for dual-input monitoring\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with up to eight Keyphasor signals in paired configurations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupports phase and rotational speed measurement for complex machinery\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eField-upgradeable firmware and integration with\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eSystem 1\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003efor asset management\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eHot-swappable design allows replacement without interrupting rack operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Specifications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth\u003eFeature\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\u003e\u003cstrong\u003eChannels\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModule Height\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHalf-height (1 slot in 3500 rack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Sources\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eProximity probes, magnetic pickups\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Frequency Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 to 1,200,000 cpm (0.017 Hz to 20 kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Impedance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e21.8 kΩ minimum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInput Signal Range\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e+0.8 V to -21.0 V (non-isolated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eTransducer Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-24 VDC, 40 mA max per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSignal Accuracy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e±1 cpm (up to 100 Hz); ±1% (up to 20 kHz)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e-30°C to +65°C (-22°F to +150°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePower Consumption\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.2 W typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatibility\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eReplacement for 125792-01, downward compatible with existing 3500 racks\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eStandards Compliance\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eAPI 670\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003e\u003cstrong\u003eApplications\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003ePhase analysis for detecting unbalance, misalignment, and resonance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eMonitoring rotational speed and vibration in turbines, compressors, and pumps\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRedundant configurations for critical machinery requiring continuous operation\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eIntegration with advanced diagnostic software for predictive maintenance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How many Keyphasor signals can the system accept?\u003c\/strong\u003e\u003cbr\u003eA: Standard configuration allows four Keyphasor inputs; paired setups can handle up to eight.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can the module be replaced without shutting down the system?\u003c\/strong\u003e\u003cbr\u003eA: Yes, the 149369-01 is hot-swappable in non-hazardous areas.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the module compatible with older 3500 systems?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it fully replaces the 125792-01 module and maintains downward compatibility.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can this module measure phase accurately?\u003c\/strong\u003e\u003cbr\u003eA: Yes, it supports phase measurement with high resolution, although an isolated version may introduce slight phase shifts.\u003c\/p\u003e\n\u003cp\u003e\u003cbr\u003e\u003cbr\u003e\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":44135753744483,"sku":"149369-01","price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/BENTLYNEVADA149369-01-3_574badf7-d987-4fee-b94b-1176412ef8a5.jpg?v=1776915353","url":"https:\/\/precisemodule.com\/products\/bently-nevada-149369-01-3500-25-enhanced-keyphasor-module","provider":"Precise Module Ltd.","version":"1.0","type":"link"}