{"product_id":"abb-bc820k02-redundant-cex-bus-unit","title":"ABB BC820K02 – Redundant CEX-Bus Unit","description":"\u003ch2 style=\"color: #0058A3;\"\u003eABB 3BSE071500R1 BC820K02 CEX-Bus Interconnection Unit\u003c\/h2\u003e\n\n\u003cp\u003e\u003cstrong style=\"color: #0070C0;\"\u003e3BSE071500R1 BC820K02\u003c\/strong\u003e sections the CEX-Bus into two independent segments up to 200 meters apart. It supports redundant communication interfaces and hot swap. The unit draws power from the processor or an external 24V DC supply.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #0058A3;\"\u003eKey Features\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eRedundancy\u003c\/strong\u003e – Yes\u003cbr\u003e\n\u003cstrong\u003eHot swap\u003c\/strong\u003e – Supported\u003cbr\u003e\n\u003cstrong\u003eExternal power\u003c\/strong\u003e – 19.2 to 30V DC\u003cbr\u003e\n\u003cstrong\u003eCEX-Bus extension\u003c\/strong\u003e – Up to 200 meters\u003cbr\u003e\n\u003cstrong\u003eCPU replacement\u003c\/strong\u003e – Online without system stop\u003c\/p\u003e\n\n\u003ch3 style=\"color: #0058A3;\"\u003eTechnical Specifications\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eArticle number:\u003c\/strong\u003e \u003cstrong style=\"color: #0070C0;\"\u003e3BSE071500R1 BC820K02\u003c\/strong\u003e\u003cbr\u003e\n\u003cstrong\u003eRedundancy:\u003c\/strong\u003e Yes\u003cbr\u003e\n\u003cstrong\u003eHot swap:\u003c\/strong\u003e Supported\u003cbr\u003e\n\u003cstrong\u003eSupply voltage:\u003c\/strong\u003e 24V DC (19.2–30V DC)\u003cbr\u003e\n\u003cstrong\u003eCurrent consumption:\u003c\/strong\u003e 120 mA typical, 200 mA max\u003cbr\u003e\n\u003cstrong\u003ePower dissipation:\u003c\/strong\u003e 2.9 W typical\u003cbr\u003e\n\u003cstrong\u003eOperating temperature:\u003c\/strong\u003e +5 to +55 °C (+41 to +131 °F)\u003cbr\u003e\n\u003cstrong\u003eProtection class:\u003c\/strong\u003e IP20\u003cbr\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 59 x 185 x 127.5 mm\u003cbr\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.4 kg\u003c\/p\u003e\n\n\u003ch3 style=\"color: #0058A3;\"\u003eCable Requirements\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eRCU Control Link:\u003c\/strong\u003e Shielded RJ45 crossover cable, T568A to T568B, max 200m.\u003cbr\u003e\n\u003cstrong\u003eRCU Data Link:\u003c\/strong\u003e LC Duplex, 50\/125μm OM3 fiber, max 200m.\u003cbr\u003e\n\u003cstrong\u003eBus limit:\u003c\/strong\u003e 6 CEX-Bus interfaces per BC820.\u003c\/p\u003e\n\n\u003ch3 style=\"color: #0058A3;\"\u003eCompatible CPUs\u003c\/h3\u003e\n\n\u003cp\u003ePM858, PM862, PM866 (PR.F or later), PM866A, PM866K01 (PR:H or later).\u003c\/p\u003e\n\n\u003ch3 style=\"color: #0058A3;\"\u003eTechnical FAQs\u003c\/h3\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ1. Do I need external power for short cable runs?\u003c\/strong\u003e\u003cbr\u003e\nA1. No. For runs under 50 meters, the CPU powers the BC820 via the CEX-Bus. Use external 24V for runs over 50 meters or for power redundancy.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ2. Can I use a standard straight CAT6 cable for the RCU Control Link?\u003c\/strong\u003e\u003cbr\u003e\nA2. No. The BC820 requires a shielded crossover cable wired T568A to T568B. A straight cable will not work.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ3. Is the BC820 approved for Zone 1 hazardous locations?\u003c\/strong\u003e\u003cbr\u003e\nA3. No. The BC820 carries cULus Class 1 Zone 2 certification only. It is not rated for Zone 1.\u003c\/p\u003e","brand":"ABB","offers":[{"title":"Default Title","offer_id":51050470572164,"sku":"BC820K02","price":100.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/7454\/7844\/files\/BC820K02.jpg?v=1780147509","url":"https:\/\/www.etowonauto.com\/az\/products\/abb-bc820k02-redundant-cex-bus-unit","provider":"Etowon Auto","version":"1.0","type":"link"}