6ES5244-5AA31 Siemens SIMATIC S5 DI Module, Digital Input PLC Module, Industrial Control Spare Part

Siemens 6ES5244-5AA31

Digital Input Module 24VDC

S5-100U I/O Module

6ES5244-5AA31

Siemens 6ES5244-5AA31 Digital Input Module 24VDC, designed for S5-100U I/O systems, enables reliable signal acquisition and integration with PLC automation setups. Features 24V DC inputs for industrial control applications.

Specification

SEODescription

The Siemens 6ES5244-5AA31 is a Digital Input Module 24VDC designed for integration with the S5-100U I/O Module system. This module features 16 digital input channels, enabling direct connection of sensors or switches operating at 24V DC. It supports seamless integration into S5-100U PLC racks, allowing expansion with additional modules via the backplane bus. Designed for industrial automation, it operates within a voltage range of 20.4–28.8V DC and a temperature range of 0–60°C, making it suitable for manufacturing, process control, and machinery applications. Key advantages include high reliability, rugged construction, and compatibility with legacy S5 systems, though it lacks modern communication interfaces like Ethernet. Its compact design simplifies installation in space-constrained environments while ensuring stable performance in harsh conditions.

SEOSpecification

Parameter	Specification
Manufacturer & Model	Siemens 6ES5244-5AA31
Module Type	Digital Input Module 24VDC
Compatible System	S5-100U I/O Module
Number of Inputs	16 channels
Input Voltage Range	20.4-28.8 VDC
Input Current	7 mA typical
Isolation Type	Optical isolation (channel-group)
Power Consumption	1.5 W max
Response Time	3 ms (ON)/5 ms (OFF)
Connection Method	Spring clamp/screw terminal

SEOQandA

question:What should I do if the received goods have cut labels?
answer:Cut labels may result from customs inspection or logistics handling. Contact us for further assistance.
question:What payment methods do you accept?
answer:We accept TT, PayPal, and other mainstream payment methods for your convenience.
question:Can you provide technical selection support?
answer:Yes, we offer technical selection services to help you choose the best solutions.

SEOQandA_Product

question:Why does the 6ES5244-5AA31 module not get detected in the system?
answer:Check backplane bus connection and verify correct module address settings in configuration.
question:Input signals not read by 6ES5244-5AA31. What to check?
answer:Inspect wiring for loose connections and ensure sensor power supply meets 24V DC specifications.
question:6ES5244-5AA31 module overheating during operation.
answer:Ensure ambient temperature ≤55°C and verify proper ventilation around the module.
question:Diagnostic LED on 6ES5244-5AA31 stays red. What's wrong?
answer:Indicates hardware fault. Replace module or check for damaged components/cables.
question:Incorrect parameterization causing 6ES5244-5AA31 malfunction.
answer:Re-verify configuration in STEP 5 software and reload parameters to the module.