Product Overview
When you need to extend communication between IM (Interface Modules) in a SIMATIC S7-400 rack over long distances, the Siemens 6ES7468-1DB00-0AA0 provides a reliable solution. This IM cable with C-bus is designed for industrial environments where signal integrity over 100 meters is critical. Part of the Siemens S7-400 family, the 6ES7468-1DB00-0AA0 is an essential component for large-scale distributed automation.
Technical Specifications
The Siemens 6ES7468-1DB00-0AA0 offers the following key parameters based on manufacturer data:
| Specification |
Value |
| Product Type Designation |
IM Cable |
| Cable Length |
100 m |
| Weight (approx.) |
14 000 g |
These specifications ensure that the cable meets the distance requirements for connecting IM units in S7-400 systems while maintaining robust construction.
Industry Applications
The Siemens 6ES7468-1DB00-0AA0 is commonly used in manufacturing plants, power generation facilities, and process industries where controllers are physically separated. For example, in a large automotive assembly line, the 100 m cable length allows the main CPU rack to be located in a central control room while I/O racks are distributed on the factory floor. This reduces signal degradation and improves system reliability.
Installation & Setup Guidance
When installing the Siemens 6ES7468-1DB00-0AA0, ensure the cable is routed away from high-voltage lines and sources of electromagnetic interference. Use proper strain relief at both connectors to prevent damage. The cable supports C-bus topology, so verify that the total bus length does not exceed the system limit. Secure the cable with appropriate cable ties at regular intervals to avoid sagging or stress on connectors.
Maintenance & Reliability
To maximize the lifespan of the Siemens 6ES7468-1DB00-0AA0, inspect the cable connectors periodically for corrosion or bent pins. For long-term reliability, avoid frequent bending at the same point. The heavy-duty construction (approx. 14 000 g) indicates robust shielding and conductor gauge, suitable for permanent installation. Regular visual checks every six months help catch wear before it causes downtime.
Compatibility & Integration
The Siemens 6ES7468-1DB00-0AA0 is designed exclusively for SIMATIC S7-400 racks using the C-bus interface. It connects standard IM modules like IM 460-0 and IM 461-0 series. For extended configurations, verify the number of segments and total current draw. The cable is not compatible with other bus systems (e.g., PROFIBUS or PROFINET) without additional converters.
Selection Guide & Purchasing Advice
Before ordering the Siemens 6ES7468-1DB00-0AA0, confirm that your system requires a 100 m cable segment. If shorter lengths are needed, consider other variants. Always buy from a trusted supplier like ubest101 to ensure genuine Siemens parts and avoid counterfeits that could compromise system reliability.