{"product_id":"bently-nevada-126648-02-isolated-keyphasor-i-o-module","title":"Bently Nevada 126648-02 Isolated Keyphasor I\/O Module","description":"\u003ch1\u003eBently Nevada 126648-02 Isolated Keyphasor I\/O Module\u003c\/h1\u003e\n\u003cp\u003eThe\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003eBently Nevada 126648-02\u003c\/strong\u003e, also cataloged as the\u003cspan\u003e \u003c\/span\u003e\u003cstrong\u003e126648-02\u003c\/strong\u003e\u003cspan\u003e \u003c\/span\u003eIsolated Keyphasor I\/O Module, operates as a dedicated hardware component for isolating Keyphasor signals from magnetic pickups or Proximitor sensors within the 3500 monitoring system.\u003c\/p\u003e\n\u003ch3\u003eHardware Specifications\u003c\/h3\u003e\n\u003ctable class=\"w-fit min-w-(--thread-content-width)\"\u003e\n\u003cthead\u003e\n\u003ctr class=\"firstRow\"\u003e\n\u003cth class=\"last:pe-10\"\u003eParameter\u003c\/th\u003e\n\u003cth class=\"last:pe-10\"\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\u003e126648-02\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\u003eUnited States\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e1.4 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e5.1 x 20.3 x 33 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temp\u003c\/td\u003e\n\u003ctd\u003eIndustry standard ambient (0-60 deg C recommended)\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 Signal\u003c\/td\u003e\n\u003ctd\u003e+5 V to -11 V for isolated operation; compatible with magnetic pickups and Proximitor transducers\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\u003eCore Function\u003c\/td\u003e\n\u003ctd\u003eConverts proximity\/magnetic signals to digital Keyphasor pulses\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSignal Capacity\u003c\/td\u003e\n\u003ctd\u003eUp to 2 signals per module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMinimum Shaft Speed\u003c\/td\u003e\n\u003ctd\u003e200 rpm (passive magnetic pickups)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eEddy-Current Probe \u0026amp; Rotor Signal Isolation\u003c\/h3\u003e\n\u003cp\u003eThe module implements eddy-current probe scaling to ensure accurate pulse generation while maintaining a measured gap voltage of -10 VDC tolerance. This configuration reduces signal cross-talk and preserves rotor dynamic data integrity across multiple monitoring channels. For applications requiring Proximitor integration, external power supplies allow full isolation without affecting 3500 monitor module performance. Phase measurement is supported but introduces slightly greater shift compared to non-isolated modules, optimized for shaft speed detection.\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions (FAQ)\u003c\/h3\u003e\n\u003cp\u003eQ: Can the 126648-02 module operate in parallel with other Keyphasor modules?\u003cbr\u003eA: Yes, the isolated I\/O design allows multiple modules to receive the same signal without interference between systems.\u003c\/p\u003e\n\u003cp\u003eQ: What are the input signal limits for magnetic pickups?\u003cbr\u003eA: The module accepts +5 V to -11 V; internal circuitry limits signals beyond this range.\u003c\/p\u003e\n\u003cp\u003eQ: Is external power required for Proximitor compatibility?\u003cbr\u003eA: Yes, an external power supply is necessary to maintain full isolation when using Proximitor sensors.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eField Installation Guidelines\u003c\/h3\u003e\n\u003cul class=\"list-paddingleft-2\"\u003e\n\u003cli\u003e\n\u003cp\u003eMount the module in standard 3500 racks ensuring proper orientation and clearance for cooling.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eRoute signal wires with shielding connected to system ground to minimize EMI.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eKeep Keyphasor and proximity sensor cabling separate from high-voltage power lines.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eVerify input signal polarity and continuity before powering the module.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnsure magnetic pickups meet the minimum rotational speed requirement of 200 rpm for accurate detection.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":44150987391064,"sku":"126648-02","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/bently-nevada-126648-01-isolated-keyphasor-i-o-module-j3lbvbzgdk5.png?v=1758596782","url":"https:\/\/www.industriaxplc.com\/products\/bently-nevada-126648-02-isolated-keyphasor-i-o-module","provider":"IndustriaX Limited","version":"1.0","type":"link"}