{"product_id":"beckhoff-bk1120-bus-coupler","title":"Beckhoff BK1120 Bus Coupler, EtherCAT, Economy plus","description":"\u003cstyle\u003e\n.shly-pdp{font-family:-apple-system,Segoe UI,Helvetica,Arial,sans-serif;color:#1c1c1c;line-height:1.65;max-width:820px}\n.shly-pdp h2{font-size:1.35rem;margin:1.6em 0 .5em;color:#005EB8}\n.shly-eyebrow{font-size:.75rem;letter-spacing:.12em;text-transform:uppercase;color:#005EB8;font-weight:700;margin-bottom:.4em}\n.shly-lead{font-size:1.02rem;margin:0 0 1.2em}\n.shly-facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:10px;margin:1.2em 0}\n.shly-fact{background:#f5f7fa;border-left:3px solid #005EB8;padding:10px 12px}\n.shly-fact span{display:block;font-size:.72rem;text-transform:uppercase;letter-spacing:.06em;color:#666}\n.shly-fact strong{font-size:.95rem}\n.shly-row{display:flex;justify-content:space-between;gap:16px;padding:7px 0;border-bottom:1px solid #e8eaed;font-size:.92rem}\n.shly-row span{color:#555}\n.shly-row strong{text-align:right;font-weight:600}\n.shly-group{background:#eef2f7;padding:6px 8px;margin-top:14px;border-bottom:none;font-size:.75rem;text-transform:uppercase;letter-spacing:.08em;color:#005EB8;font-weight:700}\n.shly-src{margin-top:1.4em;padding:12px 14px;background:#f5f7fa;border-radius:6px;font-size:.86rem}\n.shly-q{border-top:1px solid #e8eaed;padding:12px 0}\n.shly-qq{font-weight:700;margin-bottom:4px;color:#005EB8}\n.shly-pdp p{margin:.4em 0}\n.shly-note{margin-top:1.6em;padding:14px 16px;border:1px solid #d7dde5;border-radius:8px;font-size:.9rem}\n\u003c\/style\u003e\u003cdiv class=\"shly-pdp\"\u003e\n\u003cdiv class=\"shly-eyebrow\"\u003eBeckhoff Automation · I\/O · Bus Terminals · Bkxxxx Bus Coupler\u003c\/div\u003e\n\u003ch2\u003eBeckhoff BK1120 Bus Coupler\u003c\/h2\u003e\n\u003cp class=\"shly-lead\"\u003eTechnical data for the BK1120, reproduced from the Beckhoff product page for this item number.\u003c\/p\u003e\n\u003cdiv class=\"shly-facts\"\u003e\n\u003cdiv class=\"shly-fact\"\u003e\n\u003cspan\u003eBus interface\u003c\/span\u003e\u003cstrong\u003e2 x RJ45\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-fact\"\u003e\n\u003cspan\u003eWeight\u003c\/span\u003e\u003cstrong\u003eapprox. 150 g\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-fact\"\u003e\n\u003cspan\u003ePower supply\u003c\/span\u003e\u003cstrong\u003e24 V DC (-15%\/+20%)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-fact\"\u003e\n\u003cspan\u003eConfiguration\u003c\/span\u003e\u003cstrong\u003evia KS2000 or EtherCAT (ADS)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003eHow it works\u003c\/h2\u003e\n\u003cp\u003eThis page reproduces the technical data Beckhoff publishes for this item number, including the values needed for cabinet design, spares planning and replacement decisions.\u003c\/p\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cdiv class=\"shly-row shly-group\"\u003e\n\u003cspan\u003eTechnical data\u003c\/span\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-row\"\u003e\n\u003cspan\u003eNumber of Bus Terminals\u003c\/span\u003e\u003cstrong\u003e64 (255 with K-bus extension)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-row\"\u003e\n\u003cspan\u003eMax. number of bytes fieldbus\u003c\/span\u003e\u003cstrong\u003e1024 byte input and 1024 byte output\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-row\"\u003e\n\u003cspan\u003eConfiguration\u003c\/span\u003e\u003cstrong\u003evia KS2000 or EtherCAT (ADS)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-row\"\u003e\n\u003cspan\u003eTransmission rate\u003c\/span\u003e\u003cstrong\u003e100 Mbit\/s\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-row\"\u003e\n\u003cspan\u003eBus interface\u003c\/span\u003e\u003cstrong\u003e2 x RJ45\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-row\"\u003e\n\u003cspan\u003eTransmission medium\u003c\/span\u003e\u003cstrong\u003eEthernet\/EtherCAT Cat.5 cable\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-row\"\u003e\n\u003cspan\u003ePower supply\u003c\/span\u003e\u003cstrong\u003e24 V DC (-15%\/+20%)\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-row\"\u003e\n\u003cspan\u003eInput current\u003c\/span\u003e\u003cstrong\u003e70 mA + (total K-bus current)\/4, 500 mA max.\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-row\"\u003e\n\u003cspan\u003eStarting current\u003c\/span\u003e\u003cstrong\u003eapprox. 2.5 x continuous current\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-row\"\u003e\n\u003cspan\u003eRecommended fuse\u003c\/span\u003e\u003cstrong\u003e≤ 10 A\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-row shly-group\"\u003e\n\u003cspan\u003eHousing data\u003c\/span\u003e\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-row\"\u003e\n\u003cspan\u003eDesign form\u003c\/span\u003e\u003cstrong\u003ecompact terminal housing with signal LEDs\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-row\"\u003e\n\u003cspan\u003eMaterial\u003c\/span\u003e\u003cstrong\u003epolycarbonate\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-row\"\u003e\n\u003cspan\u003eInstallation\u003c\/span\u003e\u003cstrong\u003eon 35 mm DIN rail, conforming to EN 60715 with lock\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-row\"\u003e\n\u003cspan\u003eSide by side mounting by means of\u003c\/span\u003e\u003cstrong\u003edouble slot and key connection\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003ch2\u003eOrder number\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBK1120\u003c\/strong\u003e — Beckhoff product page, technical data\u003c\/p\u003e\n\u003ch2\u003eOfficial source\u003c\/h2\u003e\n\u003cdiv class=\"shly-src\"\u003ehttps:\/\/www.beckhoff.com\/en-us\/products\/i-o\/bus-terminals\/bkxxxx-bus-coupler\/bk1120.html\u003c\/div\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003cdiv class=\"shly-q\"\u003e\n\u003cdiv class=\"shly-qq\"\u003eWhere do these values come from?\u003c\/div\u003e\n\u003cp\u003eThey are taken from the technical data Beckhoff publishes for item number BK1120, on the product page linked below.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"shly-note\"\u003e\n\u003cstrong\u003eShipping \u0026amp; support.\u003c\/strong\u003e Stock is held in Shanghai and dispatched worldwide with the manufacturer's documentation. Contact us for the current lead time, price and freight before ordering.\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Beckhoff","offers":[{"title":"Never Used Surplus","offer_id":70984879571197,"sku":"BK1120","price":432.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0747\/5665\/3309\/files\/bk1120.jpg?v=1784998243","url":"https:\/\/shly-plc.com\/products\/beckhoff-bk1120-bus-coupler","provider":"SHLY-PLC","version":"1.0","type":"link"}