{"product_id":"bently-nevada-88984-02-3500-dual-internal-barrier","title":"Bently Nevada 88984-02 3500 Dual Internal Barrier","description":"\u003ch2 data-start=\"143\" data-end=\"165\"\u003eProduct Description\u003c\/h2\u003e\n\u003cp data-start=\"166\" data-end=\"617\"\u003eThe \u003cstrong data-start=\"170\" data-end=\"182\"\u003e88984-02\u003c\/strong\u003e is a specialized \u003cstrong data-start=\"200\" data-end=\"234\"\u003einternal safety barrier module\u003c\/strong\u003e for the \u003cstrong data-start=\"243\" data-end=\"300\"\u003eBently Nevada 3500 Series Machinery Protection System\u003c\/strong\u003e. Known as the \"Dual Epoxy\" module, it provides essential \u003cstrong data-start=\"358\" data-end=\"389\"\u003eintrinsic safety protection\u003c\/strong\u003e for transducer signals entering the 3500 rack from hazardous areas. By limiting the electrical energy transmitted into field wiring, the 88984-02 prevents ignition of flammable atmospheres in the event of an electrical fault.\u003c\/p\u003e\n\u003cp data-start=\"619\" data-end=\"1126\"\u003eConstructed with \u003cstrong data-start=\"636\" data-end=\"672\"\u003ehigh-quality epoxy encapsulation\u003c\/strong\u003e, this module offers superior environmental protection and long-term durability. Its dual-channel configuration allows multiple signal paths within a single compact footprint, making it ideal for high-density monitoring applications. The module is specifically engineered to interface with Bently Nevada proximity probes and sensors, ensuring \u003cstrong data-start=\"1015\" data-end=\"1035\"\u003esignal integrity\u003c\/strong\u003e while strictly complying with \u003cstrong data-start=\"1066\" data-end=\"1123\"\u003eglobal explosion-proof and intrinsic safety standards\u003c\/strong\u003e.\u003c\/p\u003e\n\u003chr data-start=\"1128\" data-end=\"1131\"\u003e\n\u003ch2 data-start=\"1133\" data-end=\"1160\"\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul data-start=\"1161\" data-end=\"1990\"\u003e\n\u003cli data-start=\"1161\" data-end=\"1211\"\u003e\n\u003cp data-start=\"1163\" data-end=\"1211\"\u003e\u003cstrong data-start=\"1163\" data-end=\"1180\"\u003eManufacturer:\u003c\/strong\u003e Bently Nevada (Baker Hughes)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1212\" data-end=\"1241\"\u003e\n\u003cp data-start=\"1214\" data-end=\"1241\"\u003e\u003cstrong data-start=\"1214\" data-end=\"1230\"\u003ePart Number:\u003c\/strong\u003e 88984-02\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1242\" data-end=\"1296\"\u003e\n\u003cp data-start=\"1244\" data-end=\"1296\"\u003e\u003cstrong data-start=\"1244\" data-end=\"1260\"\u003eDevice Type:\u003c\/strong\u003e Internal Intrinsic Safety Barrier\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1297\" data-end=\"1389\"\u003e\n\u003cp data-start=\"1299\" data-end=\"1389\"\u003e\u003cstrong data-start=\"1299\" data-end=\"1316\"\u003eConstruction:\u003c\/strong\u003e Dual-channel, epoxy-encapsulated for moisture and vibration resistance\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1390\" data-end=\"1462\"\u003e\n\u003cp data-start=\"1392\" data-end=\"1462\"\u003e\u003cstrong data-start=\"1392\" data-end=\"1417\"\u003eSystem Compatibility:\u003c\/strong\u003e Bently Nevada 3500 Series Monitoring Racks\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1463\" data-end=\"1541\"\u003e\n\u003cp data-start=\"1465\" data-end=\"1541\"\u003e\u003cstrong data-start=\"1465\" data-end=\"1486\"\u003eInput Protection:\u003c\/strong\u003e Limits voltage and current to field-side transducers\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1542\" data-end=\"1630\"\u003e\n\u003cp data-start=\"1544\" data-end=\"1630\"\u003e\u003cstrong data-start=\"1544\" data-end=\"1561\"\u003eCircuit Type:\u003c\/strong\u003e Galvanically isolated or shunt diode (depending on rack grounding)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1631\" data-end=\"1721\"\u003e\n\u003cp data-start=\"1633\" data-end=\"1721\"\u003e\u003cstrong data-start=\"1633\" data-end=\"1649\"\u003eApplication:\u003c\/strong\u003e For use with \u003cstrong data-start=\"1663\" data-end=\"1719\"\u003eProximitor® sensors, Accelerometers, and Velomitors®\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1722\" data-end=\"1823\"\u003e\n\u003cp data-start=\"1724\" data-end=\"1823\"\u003e\u003cstrong data-start=\"1724\" data-end=\"1749\"\u003eSafety Certification:\u003c\/strong\u003e Designed to meet \u003cstrong data-start=\"1767\" data-end=\"1791\"\u003eATEX, IECEx, and CSA\u003c\/strong\u003e standards for hazardous areas\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1824\" data-end=\"1904\"\u003e\n\u003cp data-start=\"1826\" data-end=\"1904\"\u003e\u003cstrong data-start=\"1826\" data-end=\"1839\"\u003eMounting:\u003c\/strong\u003e Internal installation on the 3500 system backplane\/I\/O modules\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"1905\" data-end=\"1990\"\u003e\n\u003cp data-start=\"1907\" data-end=\"1990\"\u003e\u003cstrong data-start=\"1907\" data-end=\"1933\"\u003eOperating Temperature:\u003c\/strong\u003e Standard industrial range optimized for rack interiors\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1992\" data-end=\"1995\"\u003e\n\u003ch2 data-start=\"1997\" data-end=\"2021\"\u003eApplication Scenarios\u003c\/h2\u003e\n\u003cp data-start=\"2022\" data-end=\"2159\"\u003eThe 88984-02 is used in facilities where rotating machinery operates in \u003cstrong data-start=\"2094\" data-end=\"2147\"\u003eZone 0, Zone 1, or Division 1 hazardous locations\u003c\/strong\u003e, such as:\u003c\/p\u003e\n\u003cul data-start=\"2160\" data-end=\"2250\"\u003e\n\u003cli data-start=\"2160\" data-end=\"2186\"\u003e\n\u003cp data-start=\"2162\" data-end=\"2186\"\u003eGas turbine enclosures\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2187\" data-end=\"2216\"\u003e\n\u003cp data-start=\"2189\" data-end=\"2216\"\u003ePump houses in refineries\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-start=\"2217\" data-end=\"2250\"\u003e\n\u003cp data-start=\"2219\" data-end=\"2250\"\u003eHydrogen compression stations\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2252\" data-end=\"2398\"\u003eBy integrating the barrier directly into the 3500 rack, it eliminates the need for bulky external barriers, saving space and simplifying wiring.\u003c\/p\u003e\n\u003chr data-start=\"2400\" data-end=\"2403\"\u003e\n\u003ch2 data-start=\"2405\" data-end=\"2421\"\u003eTechnical FAQ\u003c\/h2\u003e\n\u003cp data-start=\"2423\" data-end=\"2767\"\u003e\u003cstrong data-start=\"2423\" data-end=\"2498\"\u003eQ: What is the benefit of an \"internal\" barrier versus an external one?\u003c\/strong\u003e\u003cbr data-start=\"2498\" data-end=\"2501\"\u003eA: Internal barriers like the 88984-02 simplify wiring, reduce cabinet space requirements, and ensure the barrier is perfectly matched to the 3500 module’s electrical characteristics. This reduces signal attenuation and improves the accuracy of vibration readings.\u003c\/p\u003e\n\u003cp data-start=\"2769\" data-end=\"3015\"\u003e\u003cstrong data-start=\"2769\" data-end=\"2829\"\u003eQ: Is the 88984-02 compatible with all 3500 I\/O modules?\u003c\/strong\u003e\u003cbr data-start=\"2829\" data-end=\"2832\"\u003eA: No. It must be used with specific \"internal barrier\" versions of I\/O modules, such as the \u003cstrong data-start=\"2925\" data-end=\"2937\"\u003e3500\/40M\u003c\/strong\u003e or \u003cstrong data-start=\"2941\" data-end=\"2953\"\u003e3500\/42M\u003c\/strong\u003e, which have physical slots to accommodate the epoxy blocks.\u003c\/p\u003e","brand":"Bently Nevada","offers":[{"title":"Default Title","offer_id":47080778399882,"sku":"88984-02","price":500.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0698\/2818\/2154\/files\/88984-02.jpg?v=1758265212","url":"https:\/\/www.cambiaplc.com\/products\/bently-nevada-88984-02-3500-dual-internal-barrier","provider":"Controlix Automation","version":"1.0","type":"link"}