{"product_id":"siemens-simatic-s5-6es5-700-8fa11-bus-expansion-unit","title":"Siemens 6ES5700-8FA11 Simatic S5 Bus Expansion Unit","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Siemens Simatic S5 6ES5700-8FA11 is a specialized 2-module bus expansion unit designed for use within the Siemens Simatic S5-090, S5-095, and S5-100 automation lines. This passive infrastructure component facilitates the mechanical and electrical extension of the backplane bus, enabling the integration of additional I\/O modules into a single rack segment. It is engineered to maintain system topology integrity by ensuring reliable backplane power routing and high-speed data bus continuity in demanding industrial environments such as power distribution, water treatment, and mineral processing.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSupports expansion for up to two additional I\/O modules.\u003c\/li\u003e\n\u003cli\u003ePassive backplane design with no active semiconductor logic, ensuring high reliability.\u003c\/li\u003e\n\u003cli\u003eHeavy-duty trace design with gold-plated contact pins to minimize transition resistance.\u003c\/li\u003e\n\u003cli\u003eCompact mechanical layout optimized for side-by-side rail mounting to save panel space.\u003c\/li\u003e\n\u003cli\u003eIntegrated Sigut screw-type connection terminals for secure field-side wiring.\u003c\/li\u003e\n\u003cli\u003eRobust construction resistant to vibrational stress in industrial installations.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e6ES5700-8FA11\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eSiemens Simatic S5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Capacity\u003c\/td\u003e\n\u003ctd\u003e2 expansion modules\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Style\u003c\/td\u003e\n\u003ctd\u003eSigut screw-type terminals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Consumption\u003c\/td\u003e\n\u003ctd\u003ePassive (no independent power draw)\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\u003ctr\u003e\n\u003ctd\u003eCountry of Origin\u003c\/td\u003e\n\u003ctd\u003eGermany\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 completely disconnected before installing or removing the bus expansion unit.\u003c\/li\u003e\n\u003cli\u003eMount the unit securely on the designated DIN-rail or rack segment to prevent mechanical misalignment.\u003c\/li\u003e\n\u003cli\u003eVerify that all backplane contact pins are clean and free of debris to ensure optimal signal integrity.\u003c\/li\u003e\n\u003cli\u003eTighten Sigut terminal screws to the specified torque to prevent loose connections under vibration.\u003c\/li\u003e\n\u003cli\u003eMaintain proper ventilation within the control cabinet to ensure ambient temperatures remain within the 0 to 60 deg C range.\u003c\/li\u003e\n\u003cli\u003eFollow standard ESD handling procedures when touching backplane contacts to prevent static damage to connected I\/O modules.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003ch3\u003eWhat is the primary function of the 6ES5700-8FA11?\u003c\/h3\u003e\u003cp\u003eThis unit acts as a passive bus expansion component that extends the backplane of S5-090, S5-095, and S5-100 systems, allowing for the addition of up to two extra I\/O modules.\u003c\/p\u003e\u003ch3\u003eDoes this module require an external power supply?\u003c\/h3\u003e\u003cp\u003eNo, this is a passive component. It does not draw power independently but routes power and data signals across the backplane bus.\u003c\/p\u003e\u003ch3\u003eCan this unit be used in high-vibration environments?\u003c\/h3\u003e\u003cp\u003eYes, the unit is designed with robust mechanical mounting and high-quality contact pins to maintain signal continuity under persistent vibrational stress common in industrial settings.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":50980571611388,"sku":"6ES5700-8FA11","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0787\/9983\/1292\/files\/wm_1_6b0a988d-7ca2-4927-bf4f-c136ba614d3a.jpg?v=1786725965","url":"https:\/\/www.electronicplc.com\/products\/siemens-simatic-s5-6es5-700-8fa11-bus-expansion-unit","provider":"Electronic PLC","version":"1.0","type":"link"}