{"product_id":"bk9050-beckhoff-ethernet-tcp-ip-bus-coupler-compact-i-o-solution","title":"BK9050 Beckhoff Ethernet TCP\/IP Bus Coupler | Compact I\/O Solution","description":"\u003ch3\u003e\u003cstrong\u003eEngineering Overview: BK9050 Compact Ethernet Coupler\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e\u003cspan style=\"color: #2e7d32;\"\u003eBK9050\u003c\/span\u003e\u003c\/strong\u003e is a high-density \u003cstrong\u003e\u003cspan style=\"color: #2e7d32;\"\u003eEthernet TCP\/IP Bus Coupler\u003c\/span\u003e\u003c\/strong\u003e designed for modular signal acquisition in compact automation footprints. As a core component of the Beckhoff distributed I\/O system, it bridges standard Ethernet networks with modular K-bus terminal blocks. The \u003cstrong\u003e\u003cspan style=\"color: #2e7d32;\"\u003eBK9050\u003c\/span\u003e\u003c\/strong\u003e enables seamless integration of up to 64 local terminals (expandable to 255), offering versatile connectivity for both digital and analog peripheral signals.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eTechnical Performance Specs\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel Identification:\u003c\/strong\u003e \u003cstrong\u003e\u003cspan style=\"color: #2e7d32;\"\u003eBK9050\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterface Protocol:\u003c\/strong\u003e TwinCAT ADS, Modbus TCP, Beckhoff Real-time Ethernet\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTransmission Speed:\u003c\/strong\u003e 10\/100 Mbaud (Automatic detection)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBus Interface:\u003c\/strong\u003e 1 x RJ45 Ethernet port\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTerminal Capacity:\u003c\/strong\u003e 64 standard (Up to 255 via K-bus extension)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI\/O Signal Range:\u003c\/strong\u003e 1,020 digital inputs\/outputs; 128 analog inputs\/outputs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Voltage:\u003c\/strong\u003e 24 V DC (-15 %\/+20 %)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnvironmental Rating:\u003c\/strong\u003e IP 20; Operating range 0°C to +55°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVibration Resistance:\u003c\/strong\u003e Conforms to EN 60068-2-6\/27 standards\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eGlobal PLC Spare HUB Insight\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003eAccording to \u003cstrong\u003eGlobal PLC Spare HUB\u003c\/strong\u003e technical evaluations, the \u003cstrong\u003e\u003cspan style=\"color: #2e7d32;\"\u003eBK9050\u003c\/span\u003e\u003c\/strong\u003e is an ideal solution for retrofitting decentralized machine control systems. Its support for Open Modbus TCP makes it highly compatible with third-party controllers beyond the standard Beckhoff ecosystem. We recommend this coupler for high-speed material handling and automated packaging lines where space-saving Ethernet connectivity is paramount.\u003c\/p\u003e\n\u003ch3\u003e\u003cstrong\u003eDiagnostic and Operational Capabilities\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomated Mapping:\u003c\/strong\u003e Real-time recognition of connected terminals with automatic process image assignment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAddress Flexibility:\u003c\/strong\u003e Supports manual DIP switch configuration or dynamic allocation via DHCP servers.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem Reliability:\u003c\/strong\u003e Integrated electrical isolation (500V) between power contacts, supply voltage, and the fieldbus interface.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtection Standards:\u003c\/strong\u003e Robust immunity against high-frequency interference, adhering to EN 61000-6-2\/6-4 electromagnetic compatibility norms.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eLogistics and Warranty Guarantee\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eGlobal Logistics:\u003c\/strong\u003e Fast dispatch via \u003cstrong\u003eFedEx, UPS, and DHL\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFulfillment Efficiency:\u003c\/strong\u003e Orders processed within 24-48 hours.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliability Promise:\u003c\/strong\u003e Full 12-month quality assurance warranty included on all units.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eExpert FAQ and Selection Guide\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eQ: How do I manage the IP address configuration if a DHCP server is unavailable?\u003c\/strong\u003e\u003cbr\u003eA: The \u003cstrong\u003e\u003cspan style=\"color: #2e7d32;\"\u003eBK9050\u003c\/span\u003e\u003c\/strong\u003e features physical DIP switches on the housing. You can manually assign the IP address offset, which is highly effective for isolated machine-to-machine networks.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What is the primary difference between the BK9050 and the BC9050 controller?\u003c\/strong\u003e\u003cbr\u003eA: The \u003cstrong\u003e\u003cspan style=\"color: #2e7d32;\"\u003eBK9050\u003c\/span\u003e\u003c\/strong\u003e is a pure Bus Coupler for remote I\/O, while the BC9050 series contains an integrated programmable controller for decentralized local logic execution.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Can I mix analog and digital terminals on the same K-bus extension?\u003c\/strong\u003e\u003cbr\u003eA: Yes, the coupler automatically detects the terminal type and maps inputs\/outputs to the process image regardless of the signal mix.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: What indicates a communication fault on the Ethernet RJ45 link?\u003c\/strong\u003e\u003cbr\u003eA: Monitor the onboard status LEDs. Persistent connection drops often point to exceeding the 100-meter distance limit between the switch and the coupler; ensure standard Cat5 cabling is shielded for EMI-heavy environments.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eQ: Selection Guide: How do I determine if I need a K-bus extension?\u003c\/strong\u003e\u003cbr\u003eA: You need an extension if your station exceeds 64 terminals. Note that total I\/O capacity is still limited by the overall controller cycle time and fieldbus byte limits (512 bytes input\/output).\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/BK9050.png?v=1780906846\" alt=\"\"\u003e\u003c\/p\u003e","brand":"Beckhoff","offers":[{"title":"Default Title","offer_id":45177912328374,"sku":"BK9050","price":23.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0722\/7863\/8774\/files\/BK9050.jpg?v=1780906834","url":"https:\/\/www.plcsparehub.com\/products\/bk9050-beckhoff-ethernet-tcp-ip-bus-coupler-compact-i-o-solution","provider":"Global PLC Spare Hub","version":"1.0","type":"link"}