{"product_id":"bently-nevada-149369-01-3500-25-enhanced-keyphasor-module-1","title":"Bently Nevada 149369-01 3500\/25 Enhanced Keyphasor Module","description":"\u003ch2\u003eBently Nevada 149369-01 3500\/25 Enhanced Keyphasor Module\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eBently Nevada 149369-01\u003c\/strong\u003e, also cataloged as the \u003cstrong\u003e3500\/25\u003c\/strong\u003e Enhanced Keyphasor Module, serves as the primary \u003cstrong\u003e3500\/25\u003c\/strong\u003e Enhanced Keyphasor Module utilized to execute once-per-turn or multiple-event-per-turn pulse timing conversion across Bently Nevada 3500 Machinery Protection System platforms.\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\u003e\u003cstrong\u003eParameter\u003c\/strong\u003e\u003c\/th\u003e\n\u003cth\u003e\u003cstrong\u003eSpecification\u003c\/strong\u003e\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\u003e3500\/25 149369-01\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\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\u003e0.3 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e2.5 x 25.6 x 12 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003e-30 to +65 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e3.2 Watts typical\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Impedance\u003c\/td\u003e\n\u003ctd\u003e21.8 kOhm minimum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSlot Requirements\u003c\/td\u003e\n\u003ctd\u003e1 half-height front slot (requires 1 full-height rear I\/O slot)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 to +85 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e95 percent, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eEddy-Current Probe Scaling and Rotor Dynamics\u003c\/h3\u003e\n\u003cp\u003eThe hardware intercepts analog raw data from proximity probes or magnetic pickups to establish digital tracking links. This mechanism tracks dynamic phase relationships by locking onto physical target marks, aligning the processed electrical voltage anomalies with actual rotor dynamics behavior. Through precise synchronization, monitor channels execute cross-talk suppression and parse phase measurements such as 1X vibration amplitude and phase vectors. Setting appropriate eddy-current probe scaling ensures accurate timing transitions, targeting proper pulse threshold limits that correlate with a safe gap voltage validation profile within the active machinery speed range.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Is the 149369-01 hardware downward-compatible with older 3500\/25 module styles?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Yes. The 149369-01 design provides direct functional, fit, and form interchangeability with previous hardware designs, completely replacing legacy PWA 125792-01 components.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How many Keyphasor signal inputs can a single 3500 system configuration handle?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: A normal system layout accommodates up to four independent Keyphasor signal lines, whereas a paired configuration layout can accept up to eight individual Keyphasor signal lines.\u003c\/p\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTMR Configuration Paralleling:\u003c\/strong\u003e For Triple Modular Redundant (TMR) safety application baselines, install two physical Keyphasor modules in parallel to deliver both primary and secondary reference timing paths to the backplane.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConduit and Noise Isolation:\u003c\/strong\u003e Route all field transducer cabling originating from proximity sensors or magnetic pickups through dedicated, isolated grounded conduits to mitigate electromagnetic field coupling.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModule Placement and Form Factor:\u003c\/strong\u003e Insert the 149369-01 module into its designated half-height front chassis slot while validating proper mating engagement with the corresponding full-height rear I\/O module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInput Impedance Matching:\u003c\/strong\u003e Confirm that field sensors match the 21.8 kOhm minimum input impedance restriction of the module to prevent electrical reflection or input attenuation.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":44318248108131,"sku":null,"price":180.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0549\/2775\/3315\/files\/149986-02-1.jpg?v=1783310214","url":"https:\/\/precisemodule.com\/products\/bently-nevada-149369-01-3500-25-enhanced-keyphasor-module-1","provider":"Precise Module Ltd.","version":"1.0","type":"link"}