{"product_id":"133388-01-bently-nevada-3500-53-overspeed-detection-module-1","title":"Bently Nevada 133388-02 3500\/50 Tachometer Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Bently Nevada 133388-02 is a 3500\/50 Tachometer Module designed for the 3500 Machinery Protection System. This module is a four-channel device that accepts input from proximity transducers or magnetic pickups to measure shaft speed, rotor acceleration, and rotor direction. It is a critical component for monitoring rotating machinery, providing essential speed data for protection and control functions within the 3500 rack environment.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eFour-channel monitoring capability for speed and acceleration.\u003c\/li\u003e\n\u003cli\u003eCompatible with standard Bently Nevada proximity transducers and magnetic pickups.\u003c\/li\u003e\n\u003cli\u003eProvides proportional DC voltage outputs for speed and acceleration signals.\u003c\/li\u003e\n\u003cli\u003eSupports programmable alarm setpoints for overspeed and underspeed protection.\u003c\/li\u003e\n\u003cli\u003eIntegrates directly into the 3500 rack backplane for power and communication.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Model\u003c\/td\u003e\n\u003ctd\u003e133388-02\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Type\u003c\/td\u003e\n\u003ctd\u003eTachometer Monitor Module\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eChannels\u003c\/td\u003e\n\u003ctd\u003e4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-30 degC to +65 degC (-22 degF to +150 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStorage Temperature\u003c\/td\u003e\n\u003ctd\u003e-40 degC to +85 degC (-40 degF to +185 degF)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHumidity\u003c\/td\u003e\n\u003ctd\u003e95%, non-condensing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eManufacturer\u003c\/td\u003e\n\u003ctd\u003eBently Nevada\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the 3500 rack is powered down before inserting or removing the module to prevent electrical damage.\u003c\/li\u003e\n\u003cli\u003eThe module must be installed in a designated slot within the 3500 rack, ensuring proper alignment with the backplane connector.\u003c\/li\u003e\n\u003cli\u003eUse shielded cabling for all transducer inputs to minimize electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eEnsure proper grounding of the 3500 rack chassis to a clean earth ground to maintain signal integrity.\u003c\/li\u003e\n\u003cli\u003eHandle the module using ESD-safe practices to protect internal circuitry from electrostatic discharge.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eIs the 133388-02 module still in production?\u003c\/h3\u003e\u003cp\u003eNo, this specific model has been discontinued by the manufacturer. We provide high-quality surplus or refurbished units to support legacy system maintenance.\u003c\/p\u003e\u003ch3\u003eWhat is the primary function of the 3500\/50 module?\u003c\/h3\u003e\u003cp\u003eThe 3500\/50 Tachometer Module is used to monitor machine speed and acceleration, providing trip and alarm signals to prevent damage to rotating equipment in the event of overspeed conditions.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":50731569971452,"sku":"133388-02","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_0af2a0fb-cb43-46a2-ad6a-a3c6843ae186.jpg?v=1785237985","url":"https:\/\/www.electronicplc.com\/products\/133388-01-bently-nevada-3500-53-overspeed-detection-module-1","provider":"Electronic PLC","version":"1.0","type":"link"}