{"product_id":"bently-nevada-3500-50-04-cn-3500-series-tachometer-module","title":"Bently Nevada 3500\/50-04-CN 3500 Series Tachometer Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp\u003eDesigned for integration within the 3500 Machinery Protection System, the \u003cstrong\u003e3500\/50-04-CN\u003c\/strong\u003e delivers high-reliability tachometer measurements and speed monitoring capabilities. This module processes input signals from various speed sensors to provide rotational speed, acceleration, zero speed, and reverse rotation parameters, serving as a critical component in rotating machinery protection.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003e3500\/50-04-CN\u003c\/strong\u003e configuration features an I\/O module equipped with internal barriers and internal terminations (Option 04). This integration allows direct interfaces to transducers installed in hazardous environments without requiring auxiliary external barrier hardware. The country-specific agency approval (CN) ensures adherence to regional safety standards for industrial operations.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDual-channel speed monitoring and phase reference capability.\u003c\/li\u003e\n  \u003cli\u003eIntegrated safety barriers for direct hazardous area transducer connection.\u003c\/li\u003e\n  \u003cli\u003eInternal terminations to streamline field wiring and optimize cabinet space.\u003c\/li\u003e\n  \u003cli\u003eReal-time configuration of speed, acceleration, and peak hold parameters via 3500 software.\u003c\/li\u003e\n  \u003cli\u003eContinuous self-test and diagnostic coverage for enhanced system reliability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eSteam, gas, and hydro turbine speed protection.\u003c\/li\u003e\n  \u003cli\u003eCentrifugal and axial compressor shaft monitoring.\u003c\/li\u003e\n  \u003cli\u003eGenerator speed and phase reference monitoring.\u003c\/li\u003e\n  \u003cli\u003eOver-speed, zero-speed, and reverse-rotation detection in chemical and hydrocarbon processes.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eManufacturer\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eBently Nevada\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePart Number\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e3500\/50-04-CN\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSeries\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e3500 Machinery Protection System\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eModule Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eTachometer Module\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eI\/O Module Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eInternal Barriers with Internal Terminations (Option 04)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eAgency Approvals\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eCountry-specific approvals (CN Option)\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eUnited States\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eShipping Weight\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e3.0 kg\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cp\u003ePrior to installing or servicing the \u003cstrong\u003e3500\/50-04-CN\u003c\/strong\u003e module, ensure that local field wiring protocols for hazardous areas are fully met. The internal safety barriers rely on direct, low-impedance grounding paths to ensure intrinsic safety protection. Maintain routing separation between intrinsically safe transducer wiring and non-intrinsically safe cabling within the enclosure.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52668315009387,"sku":"3500\/50-04-CN","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/350050-04-cn-1say0bgy0cr_9fdb4186-2cd9-44fc-a217-768d94c7562d.jpg?v=1765520986","url":"https:\/\/www.plcprotech.com\/de\/products\/bently-nevada-3500-50-04-cn-3500-series-tachometer-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}