Proxy Siemens module 6ES5721-0BF00 Siemens communication module
SIMATIC S5, Plug-in cable 721-0 for distributed setup up to 600 m from CC or EU to EU 5 m
The Siemens 6ES5721-0BF00 is a specialized SIMATIC S5 721-0 cable designed for distributed configuration in industrial automation environments. This cable enables reliable connections up to 600 meters between central controllers (CC) or expansion units (EU), making it suitable for complex production lines where robust communication is essential. With a fixed length of 5 meters, the 6ES5721-0BF00 provides flexibility in system layout while ensuring consistent performance and signal integrity.