{"product_id":"siemens-simatic-s5-6es5721-0bc00-50-pin-plug-in-cable","title":"Siemens 6ES5721-0BC00 Simatic S5 50-Pin Interconnect Cable","description":"\u003ch3\u003eDescription\u003c\/h3\u003e\u003cp\u003eThe Siemens 6ES5721-0BC00 is a specialized 2-meter, 50-pin industrial interconnect cable engineered for the Simatic S5 automation series. Designed to facilitate robust data transmission between central controllers and remote expansion units, this cable ensures reliable communication across distributed rack configurations. It is a critical component for maintaining consistent I\/O refresh cycles in complex industrial environments, including power generation, manufacturing, and process control facilities.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHigh-density 50-pin interface for parallel data, address, and control signal transmission.\u003c\/li\u003e\n\u003cli\u003eShielded multi-conductor design to mitigate EMI and RFI interference in high-noise environments.\u003c\/li\u003e\n\u003cli\u003eRuggedized connector housings equipped with integrated strain relief and retention screws.\u003c\/li\u003e\n\u003cli\u003eOptimized for signal integrity and timing synchronization in split-rack architectures.\u003c\/li\u003e\n\u003cli\u003ePassive assembly requiring no external power supply for operation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eApplications\u003c\/h3\u003e\u003cp\u003eThis interconnect cable is primarily used in Simatic S5 systems to bridge the gap between main processing racks and decentralized expansion chassis. It is suitable for long-distance distributed I\/O setups where deterministic communication is required to prevent system faults or signal degradation.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003ctable border=\"1\"\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003e6ES5721-0BC00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Length\u003c\/td\u003e\n\u003ctd\u003e2 meters\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eConnector Type\u003c\/td\u003e\n\u003ctd\u003e50-Pin Male-to-Female\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\u003eSystem Compatibility\u003c\/td\u003e\n\u003ctd\u003eSiemens Simatic S5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum System Extension\u003c\/td\u003e\n\u003ctd\u003eUp to 600 meters (with compatible amplifiers)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch3\u003eInstallation Guidelines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eEnsure the system is powered down before connecting or disconnecting the 50-pin interface to prevent potential electrical shorts or damage to backplane pins.\u003c\/li\u003e\n\u003cli\u003eAlign connectors carefully to avoid bending pins; secure the manual retention screws firmly to ensure a gas-tight, vibration-resistant connection.\u003c\/li\u003e\n\u003cli\u003eRoute the cable away from high-voltage power lines and heavy-duty motor starters to minimize the risk of inductive noise coupling.\u003c\/li\u003e\n\u003cli\u003eMaintain proper bend radii during installation to prevent internal conductor fatigue or shield damage.\u003c\/li\u003e\n\u003cli\u003ePeriodically inspect the connector shells and cable jacket for signs of wear, chemical exposure, or mechanical stress in harsh industrial environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eIs this cable shielded against electromagnetic interference?\u003c\/strong\u003e Yes, the 6ES5721-0BC00 features a multi-layered shielding design, including aluminum foil and a tinned copper braid, to protect signals from common-mode noise.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes this cable require any configuration in the PLC software?\u003c\/strong\u003e No, this is a passive physical interconnect cable. It serves as the transmission medium for the backplane bus, and no software configuration is required for the cable itself.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I use this cable for extensions beyond 2 meters?\u003c\/strong\u003e The cable itself is a fixed 2-meter length. For total system distribution distances up to 600 meters, additional active line amplifiers and appropriate cabling segments are required within the Simatic S5 architecture.\u003c\/p\u003e","brand":"Siemens","offers":[{"title":"Default Title","offer_id":44054087958618,"sku":"6ES5721-0BC00","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0710\/5957\/0778\/files\/wm_1_1c39add4-b8b0-4ce1-990a-99c7e86b8c71.jpg?v=1789202232","url":"https:\/\/www.spareoil.com\/es\/products\/siemens-simatic-s5-6es5721-0bc00-50-pin-plug-in-cable","provider":"SpareOil Automation","version":"1.0","type":"link"}