{"product_id":"3500-25-01-01-r0-bently-nevada-3500-system-enhanced-keyphasor-module","title":"3500\/25-01-01-R0 Bently Nevada 3500 System Enhanced Keyphasor Module","description":"\u003cp\u003eConfigured for once-per-turn reference signal generation and speed measurement in 3500 Machinery Condition Monitoring platforms, the \u003cstrong\u003eBently Nevada 3500\/25-01-01-R0\u003c\/strong\u003e (\u003cstrong\u003e3500\/25\u003c\/strong\u003e Enhanced Keyphasor Module) provides direct physical\/electrical execution.\u003c\/p\u003e\n\u003ch3\u003eSuffix Breakdown \u0026amp; Model Matrix\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e3500\/25\u003c\/strong\u003e: Base model designation for the Enhanced Keyphasor module.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e01\u003c\/strong\u003e: Channel option specifying a single half-height 2-channel Keyphasor card.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e01-R0\u003c\/strong\u003e: I\/O module type option with internal terminations and standard agency approval configurations.\u003c\/li\u003e\n\u003c\/ul\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\/25-01-01-R0\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\u003eMain Module: 0.34 kg (0.76 lb); I\/O Module: 0.46 kg (1.01 lb)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping Dimensions\u003c\/td\u003e\n\u003ctd\u003eMain: 119.9 mm x 24.4 mm x 256.5 mm; I\/O: 241.3 mm x 24.4 mm x 103.1 mm\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 (-22 deg F to +150 deg F)\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 kΩ minimum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTransducer Power Supply\u003c\/td\u003e\n\u003ctd\u003e-24 Vdc, 40 mA maximum per channel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/figure\u003e\n\u003ch3\u003eRotor Dynamics \u0026amp; Signal Conditioning\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEddy-Current Probe Scaling \u0026amp; Input Tracking\u003c\/strong\u003e: Accepts transducer signals from proximity probes or magnetic pickups with input ranges spanning +0.8 V to -21.0 V, ensuring accurate phase angle detection and speed tracking across transient rotor dynamics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGap Voltage Validation\u003c\/strong\u003e: Supplies regulated -24 Vdc excitation to maintain proper operating gap voltages on connected proximity probes, preventing threshold jitter and phase errors during startup and shutdown conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCross-Talk Suppression \u0026amp; Filtering\u003c\/strong\u003e: Utilizes robust internal signal conditioning with auto and manual threshold triggering, variable hysteresis (0.2 V to 2.5 V), and constant Q filtering to suppress electrical noise and prevent cross-talk between high-frequency pulse trains.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eOrdering Info\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1 x 3500\/25 Enhanced Keyphasor Main Module (Part Number 149369-01)\u003c\/li\u003e\n\u003cli\u003e1 x Keyphasor I\/O Module with Internal Terminations (Part Number 125800-01)\u003c\/li\u003e\n\u003cli\u003e1 x Keyphasor Module User Guide (Document 129770)\u003c\/li\u003e\n\u003cli\u003e1 x 4-Position Green Internal Termination Connector Header\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRack Slot Allocation\u003c\/strong\u003e: Install the half-height main module into a special mounting adapter placed in either the top or bottom half-slot of any available rack position, ensuring the associated I\/O module is secured in the matching full-height rear slot.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSignal Wiring and Shielding\u003c\/strong\u003e: Terminate incoming signal lines directly to the internal termination connector headers while grounding shields properly to maintain noise immunity for high-speed pulse inputs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFirmware and Software Verification\u003c\/strong\u003e: Verify that the rack backplane and interface modules support the required firmware revisions prior to enabling multi-event per revolution tracking or advanced signal processing features.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow many transducer channels does the 3500\/25-01 module accept?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module accepts up to two transducer signals from proximity probes or magnetic pickups.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the typical power consumption of the 3500\/25 module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe typical power consumption is 3.2 watts.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the minimum signal amplitude required for auto-threshold triggering?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe minimum signal amplitude for auto-threshold triggering is 2 volts peak-to-peak with a minimum frequency of 120 rpm (2 Hz).\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat power supply voltage does the module provide to the transducers?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe module provides a regulated transducer power supply of -24 Vdc at up to 40 mA maximum per channel.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the maximum input frequency range supported by the module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe input frequency range supports up to 20 kHz (1,200,000 cpm), including multi-event per revolution signals.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eHow are buffered Keyphasor signals made accessible externally?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eBuffered Keyphasor signals are available via front-panel coaxial connectors and rear-panel Euro-style connectors.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCan the module be installed in any slot within the 3500 rack?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe half-height main modules can be placed in any of the 14 available slots using a card adapter, limited to two main modules per rack slot location.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the input impedance of the Enhanced Keyphasor Module?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe input impedance is 21.8 kΩ minimum.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":46892235915437,"sku":"3500\/25-01-01-R0","price":1999.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0733\/1613\/9181\/files\/350025-1_4b88b828-d6d2-4d17-bafe-fc4306a32741.jpg?v=1784770549","url":"https:\/\/www.maxwellplc.com\/ru\/products\/3500-25-01-01-r0-bently-nevada-3500-system-enhanced-keyphasor-module","provider":"Maxwell PLC Ltd","version":"1.0","type":"link"}