{"product_id":"6es5-777-1bc01-siemens-bus-terminal-simatic-s5","title":"Siemens 6ES5777-1BC01 Bus Terminal Unit (BT 777-1)","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Siemens 6ES5 777-1BC01, also identified as the BT 777-1, is a dedicated bus terminal unit engineered for the Simatic S5 automation ecosystem and Simatic Net L1 industrial networks. This module is designed to facilitate stable, long-distance communication in industrial environments, supporting transmission distances of up to 4 km. It provides essential signal conditioning and line monitoring, ensuring data integrity for legacy control architectures in demanding process applications.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eDesigned for integration with Simatic S5 and Simatic Net L1 network systems.\u003c\/li\u003e\n\u003cli\u003eIntegrated wire-break recognition circuitry for real-time line integrity monitoring.\u003c\/li\u003e\n\u003cli\u003eGalvanic isolation to protect internal electronics from ground loops and electromagnetic interference (EMI).\u003c\/li\u003e\n\u003cli\u003eOptimized for long-distance data transmission up to 4 km without the need for external repeaters.\u003c\/li\u003e\n\u003cli\u003eRobust construction suitable for continuous-process industrial environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis bus terminal is primarily utilized in legacy automation environments where reliable, long-range communication is required between controllers and remote field devices. Typical applications include oil and gas refineries, mining operations, and municipal power distribution facilities where signal stability over long cable runs is critical to preventing downtime.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e6ES5 777-1BC01\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSiemens\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Type\u003c\/td\u003e\n\u003ctd\u003eBus Terminal (BT 777-1)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNetwork Protocol\u003c\/td\u003e\n\u003ctd\u003eSimatic Net L1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax Transmission Distance\u003c\/td\u003e\n\u003ctd\u003e4 km\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003e2.5 W at 24 VDC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e0 to 60 deg C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the system power is fully disconnected before installing or removing the bus terminal unit.\u003c\/li\u003e\n\u003cli\u003eMount the unit in a clean, dry environment, ensuring adequate space for cooling and cable management.\u003c\/li\u003e\n\u003cli\u003eVerify that all field wiring is properly shielded to minimize the impact of high-EMI sources.\u003c\/li\u003e\n\u003cli\u003eMaintain consistent impedance matching across the network segment to ensure signal clarity.\u003c\/li\u003e\n\u003cli\u003eFollow standard ESD (Electrostatic Discharge) precautions when handling the module to prevent damage to internal circuitry.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 6ES5 777-1BC01?\u003c\/h3\u003e\u003cp\u003eThe module acts as a bus terminal for the Simatic Net L1 network, enabling reliable, long-distance communication for Simatic S5 controllers while providing diagnostic capabilities like wire-break detection.\u003c\/p\u003e\u003ch3\u003eDoes this unit require external signal repeaters?\u003c\/h3\u003e\u003cp\u003eNo, the BT 777-1 is designed to maintain signal integrity over distances up to 4 km, eliminating the need for additional repeaters in standard configurations.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":44664122179672,"sku":"6ES5777-1BC01","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0670\/2039\/0488\/files\/wm_1_a2342bcf-50c9-406a-9766-f62653f5e5ef.jpg?v=1787770618","url":"https:\/\/www.industriaxplc.com\/id\/products\/6es5-777-1bc01-siemens-bus-terminal-simatic-s5","provider":"IndustriaX Limited","version":"1.0","type":"link"}