{"product_id":"bently-nevada-3500-04-01-00-3500-series-internal-barriers-earthing-module","title":"Bently Nevada 3500\/04-01-00 3500 Series Internal Barriers Earthing Module","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eServing as a dedicated grounding reference, the \u003cstrong\u003eBently Nevada 3500\/04-01-00\u003c\/strong\u003e establishes a secure and low-impedance path to earth for the 3500 Series Machinery Protection System's internal safety barriers. This specialized earthing module is required to maintain the structural and electrical integrity of intrinsically safe installations. By routing fault currents safely to the instrument ground, it prevents hazardous electrical potentials from reaching field sensors located in hazardous areas. The module is supplied with an integrated front panel for clean installation into standard 3500 rack frames.\u003c\/p\u003e\n\n\u003ch3\u003eFeatures\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli\u003eProvides a dedicated, direct-to-chassis earthing interface for internal barrier applications.\u003c\/li\u003e\n  \u003cli\u003eIncludes a factory-fitted front panel for structural integration and dust protection within the 3500 rack.\u003c\/li\u003e\n  \u003cli\u003eEnables compliant installation of intrinsically safe field sensor connections.\u003c\/li\u003e\n  \u003cli\u003eDesigned for rugged industrial environments with strict high-integrity grounding requirements.\u003c\/li\u003e\n  \u003cli\u003eOccupies a single slot, matching the standard structural dimensions of the 3500 machinery protection rack.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul style=\"list-style-type: square; color: #2d3748; margin-bottom: 1.5rem; padding-left: 1.5rem;\"\u003e\n  \u003cli\u003eTurbomachinery vibration and position monitoring in hazardous chemical environments.\u003c\/li\u003e\n  \u003cli\u003ePetrochemical plants and refineries utilizing intrinsically safe sensor loops.\u003c\/li\u003e\n  \u003cli\u003ePower generation facilities requiring certified, low-noise earthing lines.\u003c\/li\u003e\n  \u003cli\u003eRotating machinery monitoring platforms operating in explosive atmospheres.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; width: 100%; margin-bottom: 1.5rem;\"\u003e\n  \u003ctable style=\"border-collapse: collapse; width: 100%; color: #2d3748; border: 1px solid #e2e8f0;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0; width: 35%;\"\u003eManufacturer\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eBently Nevada\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eModel \/ Part Number\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e3500\/04-01-00\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eSeries\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e3500 Machinery Protection System\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eModule Type\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eInternal Barriers Earthing Module\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eIncluded Hardware\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eFront panel interface assembly\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eDimensions (H x W x D)\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e24.1 cm x 2.44 cm x 10.31 cm (9.50 in. x 0.96 in. x 4.06 in.)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eNet Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e0.201 kg (0.443 lb.)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eShipping Weight\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003e1.5 kg (3.3 lbs.)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"border-bottom: 1px solid #e2e8f0;\"\u003e\n        \u003ctd style=\"padding: 0.75rem; font-weight: bold; border-right: 1px solid #e2e8f0;\"\u003eCountry of Origin\u003c\/td\u003e\n        \u003ctd style=\"padding: 0.75rem;\"\u003eUnited States of America (U.S.A.)\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eEmpirical Engineering Insights\u003c\/h3\u003e\n\u003ch4 style=\"color: #1a365d; margin-top: 1rem; margin-bottom: 0.5rem;\"\u003eAlternative Models \u0026amp; Compatibility\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eThe 3500\/04-01-00 earthing module is explicitly required for 3500 racks configured with internal intrinsic safety barriers. Racks utilizing standard external barriers or non-barrier monitors do not require this module. Ensure the rack chassis ground is compatible with your plant instrument ground network before installation.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #1a365d; margin-top: 1rem; margin-bottom: 0.5rem;\"\u003eApplication Pitfalls \u0026amp; Engineering Notes\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eA common field failure involves connecting the earthing module to a noisy electrical safety ground (dirty ground) instead of a dedicated high-integrity instrument earth (clean ground). Grounding loop currents can induce significant high-frequency noise on vibration signal paths, causing false machine trips or instrumentation faults. Keep safety ground connections completely isolated from structural mains ground.\u003c\/p\u003e\n\n\u003ch4 style=\"color: #1a365d; margin-top: 1rem; margin-bottom: 0.5rem;\"\u003eCommissioning \u0026amp; Wiring Tips\u003c\/h4\u003e\n\u003cp style=\"color: #2d3748; margin-bottom: 1rem;\"\u003eDuring initial commissioning, verify that the earthing resistance between the 3500\/04 module chassis terminal and the main instrument earth busbar is less than 1.0 Ohm. Regularly inspect the front panel mechanical screws to ensure they remain torqued to OEM specifications, as loose hardware directly degrades the low-impedance path required for intrinsic safety protection.\u003c\/p\u003e\n\n\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\n\u003cdiv style=\"background-color: #fff5f5; border-left: 4px solid #c53030; padding: 1rem; margin-bottom: 1.5rem; color: #9b2c2c;\"\u003e\n  \u003cstrong\u003eCRITICAL WARNING:\u003c\/strong\u003e De-energize all primary and auxiliary power sources supplying the 3500 rack before inserting or extracting the earthing module. Failure to do so can result in electrical arcing, potential degradation of intrinsically safe parameters, or unexpected machinery trip commands.\n\u003c\/div\u003e\n\n\u003cdiv style=\"display: flex; align-items: center; margin-bottom: 0.75rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e1\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748;\"\u003ePower down the 3500 system and discharge any residual energy from adjacent components.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; margin-bottom: 0.75rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e2\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748;\"\u003eAlign the earthing module with the guide rails in the designated slot of the 3500 rack.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; margin-bottom: 0.75rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e3\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748;\"\u003eSlide the module firmly into the rack until the front panel meets the chassis frame.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; align-items: center; margin-bottom: 1.5rem;\"\u003e\n  \u003cdiv style=\"background-color: #2b6cb0; color: #ffffff; border-radius: 50%; width: 24px; height: 24px; display: flex; align-items: center; justify-content: center; font-weight: bold; margin-right: 0.75rem; flex-shrink: 0;\"\u003e4\u003c\/div\u003e\n  \u003cdiv style=\"color: #2d3748;\"\u003eSecure the front panel mounting screws to establish a robust metal-to-metal earthing contact.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":52668312027499,"sku":"3500\/04-01-00","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0953\/3227\/0443\/files\/3500-04-01-00-okkuuj04doh_498524d3-61b2-44a1-b308-b056e0ee2241.jpg?v=1765520880","url":"https:\/\/www.plcprotech.com\/de\/products\/bently-nevada-3500-04-01-00-3500-series-internal-barriers-earthing-module","provider":"PLC ProTech Ltd.","version":"1.0","type":"link"}