{"product_id":"mitsubishi-qj71e71-b2-plc-communication-module-qj71e71b2","title":"Mitsubishi QJ71E71-B2 PLC Communication Module QJ71E71B2","description":"\u003ch3 data-section-id=\"nq8ynu\" data-start=\"0\" data-end=\"18\"\u003eDescription:\u003c\/h3\u003e\n\u003cp data-start=\"19\" data-end=\"535\"\u003eThe \u003ca href=\"https:\/\/plgautomation.com\/collections\/mitsubishi\"\u003eMitsubishi\u003c\/a\u003e QJ71E71‑B2 PLC communication module is used in industrial automation systems to provide high‑speed Ethernet communication and networking capabilities for MELSEC \u003ca href=\"https:\/\/plgautomation.com\/collections\/plcs-more\"\u003ePLCs\u003c\/a\u003e. It is commonly installed in control cabinets and PLC racks to enable Ethernet‑based data exchange, remote access, and integration with supervisory systems such as HMIs and SCADA. Maintenance teams and system integrators use this module for network expansion, remote I\/O interfacing, and replacement of legacy communication interfaces.\u003c\/p\u003e\n\u003ch3 data-section-id=\"plkbhx\" data-start=\"537\" data-end=\"556\"\u003eApplications:\u003c\/h3\u003e\n\u003cp data-start=\"557\" data-end=\"993\"\u003eThe Mitsubishi QJ71E71‑B2 module is widely used in factory and process automation environments requiring robust Ethernet connectivity and communication performance. It is commonly found in production lines, material handling systems, packaging machinery, building automation, and distributed control systems where real‑time data transfer, diagnostics, and interoperability with higher‑level systems are essential for efficient automated operation.\u003c\/p\u003e\n\u003ch3 data-section-id=\"68ulmp\" data-start=\"995\" data-end=\"1026\"\u003eTechnical Specifications:\u003c\/h3\u003e\n\u003cp data-start=\"1027\" data-end=\"1681\"\u003e• Model: QJ71E71‑B2\u003cbr data-start=\"1046\" data-end=\"1049\"\u003e• Module type: Ethernet communication interface\u003cbr data-start=\"1096\" data-end=\"1099\"\u003e• Supported protocols: TCP\/IP, UDP, and Mitsubishi MC‑Protocol over Ethernet\u003cbr data-start=\"1175\" data-end=\"1178\"\u003e• Ethernet ports: Dual 10\/100 Mbps RJ‑45 connectors\u003cbr data-start=\"1229\" data-end=\"1232\"\u003e• Network functions: PLC‑to‑PLC, PLC‑to‑HMI, PLC‑to‑SCADA communication\u003cbr data-start=\"1303\" data-end=\"1306\"\u003e• Indicators: Link, activity, and status LEDs\u003cbr data-start=\"1351\" data-end=\"1354\"\u003e• Mounting: PLC rack slot mount\u003cbr data-start=\"1385\" data-end=\"1388\"\u003e• Compatibility: Mitsubishi MELSEC‑Q series PLC platforms\u003cbr data-start=\"1445\" data-end=\"1448\"\u003e• Communication features: Remote I\/O access, data exchange, diagnostics support\u003cbr data-start=\"1527\" data-end=\"1530\"\u003e• Power: Supplied via PLC backplane\u003cbr data-start=\"1565\" data-end=\"1568\"\u003e• Designed for: Industrial Ethernet networking and system integration\u003cbr data-start=\"1637\" data-end=\"1640\"\u003e• Operating temperature: Industrial range\u003c\/p\u003e\n\u003ch3 data-section-id=\"1ln9bp8\" data-start=\"1683\" data-end=\"1709\"\u003eCommon Replacements:\u003c\/h3\u003e\n\u003cp data-start=\"1710\" data-end=\"1813\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e• Mitsubishi \u003ca href=\"https:\/\/plgautomation.com\/products\/mitsubishi-qj71e71-100-ethernet-module-qj71e71100?_pos=2\u0026amp;_sid=a04a103a4\u0026amp;_ss=r\"\u003eQJ71E71‑100\u003c\/a\u003e\u003cbr data-start=\"1734\" data-end=\"1737\"\u003e• Mitsubishi QJ71E71‑R2\u003cbr data-start=\"1760\" data-end=\"1763\"\u003e• Omron \u003ca href=\"https:\/\/plgautomation.com\/products\/omron-cj1w-etn21-automation-and-safety-programmable-logic-controller-cj1wetn21?_pos=2\u0026amp;_sid=34073f09d\u0026amp;_ss=r\"\u003eCS1W‑ETN21\u003c\/a\u003e\u003c\/p\u003e","brand":"Mitsubishi","offers":[{"title":"New","offer_id":50558428021038,"sku":"New","price":664.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0940\/0818\/1038\/files\/QJ71E71-B2.jpg?v=1751939598","url":"https:\/\/plgautomation.com\/products\/mitsubishi-qj71e71-b2-plc-communication-module-qj71e71b2","provider":"PLG Automation ","version":"1.0","type":"link"}