Siemens
Siemens SIMATIC S5 431 Digital Input Module 24-60V DC
Siemens SIMATIC S5 431 Digital Input Module, 16 Channel
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16 digital inputs
24V/60V DC rated
Galvanically isolated
Rugged industrial design
For SIMATIC S5 systems
Product description
The Siemens 6ES5431-6AA11 is a SIMATIC S5 digital input module featuring 16 galvanically isolated inputs. This module is designed for 24V/60V DC operation and is built in a rugged version for demanding industrial environments.
This module is suitable for applications requiring reliable detection of digital signals in industrial automation, process control, and machine building. Its isolated inputs provide protection against voltage surges and ground loops, ensuring data integrity.
Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 6ES5431-6AA11. Get the reliable components you need for your SIMATIC S5 systems from our stocked inventory.
Technical specifications
| Type | Digital Input Module |
| System | SIMATIC S5 |
| Channels | 16 Inputs |
| Voltage | 24V/60V DC |
| Isolation | Galvanically Isolated |
| Version | Rugged |
Common applications
Industrial automation
Machine control
Process monitoring
PLC input modules
Manufacturing facilities
Compatible systems
Siemens SIMATIC S5 PLCs (e.g., S5-90U, S5-115U, S5-150U, S5-155U, S5-300U, S5-400U)
Also known as
Siemens S5 Digital Input 16ch
SIMATIC S5 431 Module
6ES54316AA11
Replaces / compatible with
This is a digital input module for the Siemens SIMATIC S5 series. It replaces older or faulty 16-channel digital input modules within the S5 family.
Technical note
Expert tip
Ensure the DC voltage supplied to the inputs is within the specified 24-60V range and observe correct polarity for reliable operation.What happens next?
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Frequently asked questions
What voltage range does the Siemens 6ES5431-6AA11 digital input module support?
The Siemens 6ES5431-6AA11 SIMATIC S5 digital input module supports a voltage range of 24V to 60V DC. It features 16 galvanically isolated inputs designed for rugged industrial use.