Application Scenarios
In a state-of-the-art copper foil manufacturing plant, engineers faced a critical challenge: maintaining constant tension with precision while winding fragile copper foil at high speeds. Variations in tension led to material breakage and uneven winding, causing production delays and significant waste. By implementing a control system based on the Siemens 6AU1425-0AA00-0AA0, the team achieved a breakthrough. The D425’s ability to execute a sophisticated PID algorithm with integral separation, while simultaneously processing real-time feedback from tension sensors and calculating coil diameter, resulted in a tightly controlled system with tension fluctuations of just 1.75% and speed variations of only 0.34%.
This case exemplifies the 6AU1425-0AA00-0AA0‘s role in solving complex synchronization problems. Its value lies in turning a challenging web-handling process into a stable, predictable, and efficient operation. Whether it’s controlling a fleet of servo motors in a high-speed packaging line or managing the complex axes of a welding and turning flexible manufacturing cell, the Siemens D425 provides the precise, deterministic performance needed to enhance productivity, reduce material waste, and ensure the highest product quality.
Parameters
| Main Parameters | Value/Description |
|---|---|
| Product Model | 6AU1425-0AA00-0AA0 (SIMOTION D425) |
| Manufacturer | Siemens |
| Product Category | Drive-Based Programmable Motion Control Unit |
| Max. Controllable Axes | 16 axes (Maximum motion control capability) |
| Integrated Drive Control | Up to 6 servo axes, 6 vector axes, 12 V/f axes |
| DRIVE-CLiQ Interfaces | 4 (For direct, high-speed connection to SINAMICS drives) |
| Digital Inputs | 12 (24V DC, galvanically isolated in groups of 6) |
| Programmable I/O | 16 (Can be configured as DI, DO, Measuring Probe, or Cam Output) |
| Communication Interfaces | 2×PROFIBUS DP, 2×Industrial Ethernet (PROFINET-ready), 2×USB |
| Work Memory (RAM) | 48 MB (20 MB dedicated for Java applications) |
| Non-Volatile Storage | 300 MB – 1.5 GB on CF Card (for project and user data) |
| Power Supply | 24V DC (20.4 – 28.8 V DC) |
| Typical Power Consumption | 15 – 24 W (Dependent on load on I/O) |
| Operating Temperature | 0°C to 55°C (With altitude derating) |
| Dimensions (H×W×D) |
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