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The Siemens 6ES5430-4UA13 is a digital input module designed for the SIMATIC S5-135U and S5-155U programmable logic controller systems. This module provides 32 isolated (floating) input channels, operating at a nominal voltage of 24 VDC. As a compact version (U-type) module, it is engineered for high-density signal processing in legacy industrial automation environments.
Please note that the 6ES5430-4UA13 has been discontinued by the manufacturer since October 1, 2005. The designated successor model is 6ES5430-4UA14. Ensure compatibility with your existing S5 rack configuration before installation.
| Model | 6ES5430-4UA13 |
| Manufacturer | Siemens |
| Product Type | Digital Input Module |
| Number of Inputs | 32 |
| Input Voltage | 24 VDC |
| Isolation | Floating |
| System Compatibility | SIMATIC S5-135U / 155U |
No, the 6ES5430-4UA13 was discontinued by Siemens on October 1, 2005. We provide these units as refurbished or legacy spare parts to support existing installations.
Siemens designated the 6ES5430-4UA14 as the direct successor for this module.
The module operates on 24 VDC for the input signals; ensure your power supply is appropriately rated and filtered for industrial PLC use.