The Siemens 6ES5721-0CB00 is a high-reliability interconnect cable engineered for Simatic S5 automation systems. Designed to facilitate robust communication between central controllers and expansion units, this 10-meter assembly ensures consistent data integrity in demanding industrial environments. By providing a secure physical link, it supports the synchronization requirements of distributed rack configurations, making it an essential component for maintaining stable operation in legacy S5 automation architectures.
Features
Reliable Connectivity: Engineered specifically for Simatic S5 central controller-to-expansion unit interfacing.
Robust Shielding: Features high-density tinned-copper braiding to protect signal integrity against electromagnetic interference (EMI) and common-mode noise.
Industrial Durability: Equipped with ruggedized connectors and integrated mechanical strain relief to withstand vibration and physical stress.
Operational Range: Supports system topologies up to 600 meters when integrated with compatible line amplification equipment.
Applications
This interconnect cable is primarily deployed in industrial control environments where distributed I/O and split-rack architectures are utilized. Common applications include oil and gas processing, power generation, and large-scale manufacturing facilities where deterministic communication between the central rack and remote expansion chassis is critical to prevent system-wide faults.
Technical Specifications
Model
6ES5721-0CB00
Brand
Siemens Simatic S5
Cable Length
10 meters
Operating Temperature
0 to 60 deg C
Power Consumption
Passive (0 W)
Weight
1.4 kg
Tariff Code
8544429000
Installation Guidelines
Power Down: Always disconnect power from the central controller and expansion units before connecting or disconnecting the cable.
Strain Relief: Ensure the cable is properly secured at both ends using the integrated locking screws to prevent port damage from cable weight or vibrations.
Cable Routing: Route the cable away from high-voltage power lines and heavy-duty contactors to minimize the risk of induced electrical noise.
Shielding Integrity: Ensure that the cable remains intact and that the shielding is not compromised during installation to maintain effective noise immunity.
FAQ
Q: Can this cable be used for distances greater than 10 meters? A: The cable itself is 10 meters long. While the Simatic S5 architecture can support up to 600 meters in total topology, you must utilize appropriate line amplifiers to maintain signal quality over those extended distances.
Q: Is this cable shielded against electrical noise? A: Yes, the 6ES5721-0CB00 utilizes a dense tinned-copper braided shield designed to mitigate common-mode noise and ground potential differences between cabinets.
