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The Siemens 6ES5421-5AA11 is a robust digital input module designed for the Simatic S5 automation series. This unit is engineered to interface field-level binary signals with the central control system, providing reliable data acquisition for industrial automation tasks. It is specifically built for integration into S5-130 and S5-150 rack systems, ensuring high-speed signal processing and consistent performance in demanding manufacturing environments.
This module is suitable for a wide range of industrial applications, including automotive assembly lines, water treatment infrastructure, and heavy manufacturing processes. It is designed to reliably monitor field switches, sensors, and limit switches while maintaining electrical integrity through its isolated architecture.
| Model | 6ES5421-5AA11 |
| Product Family | Simatic S5-130 / S5-150 |
| Input Voltage | 24 VDC |
| Input Channels | 32 |
| Input Current | 8 mA typical per channel |
| Power Consumption | 1.2 W |
| Operating Temperature | 0 to 60 deg C |
| Storage Temperature | -40 to 70 deg C |
The 6ES5421-5AA11 is designed for the Simatic S5-130 and S5-150 series. Please verify your specific rack configuration and CPU compatibility before installation.
Yes, the module requires a 24 VDC supply to power the input channels. The 1.2 W power consumption listed refers to the draw from the internal backplane bus.