6ES5250-1AA31 Siemens SIMATIC S5 Analog Input Module | PLC I/O Module, Industrial Control Component

6ES5250-1AA31

Siemens 6ES5250-1AA31

SIMATIC S5 Interface Module

6ES5250-1AA31

Siemens 6ES5250-1AA31 SIMATIC S5 Interface Module enables signal conversion and communication between S5 PLCs and peripherals; robust design supports reliable industrial automation integration.

Specification

SEODescription

The **Siemens 6ES5250-1AA31** is a **SIMATIC S5 Interface Module** designed for seamless integration within industrial automation systems. It serves as a critical link between the central processing unit (CPU) and expansion units, supporting up to **21 additional modules** via its direct connection capability. This module operates on a **24V DC power supply** and functions reliably within a **temperature range of 0°C to 60°C**, ensuring stability in harsh environments. While it lacks built-in I/O channels, its primary role is to extend system flexibility by enabling communication with peripherals and expansion racks. Compatible with **SIMATIC S5 systems**, it features **serial interfaces** for legacy communication protocols, making it ideal for industries like manufacturing, process control, and machinery automation. Key advantages include robust construction and backward compatibility, though its reliance on older technology limits compatibility with modern protocols. The **6ES5250-1AA31** remains a cost-effective solution for upgrading or maintaining legacy Siemens S5-based installations.

SEOSpecification

Parameter	Specification
Model Number	6ES5250-1AA31
Manufacturer	Siemens
Module Type	SIMATIC S5 Interface Module
Compatible Systems	SIMATIC S5/S7 Automation Systems
Input/Output Channels	16 Digital / 8 Analog
Supply Voltage	24V DC ±15%
Current Consumption	200 mA (typical)
Communication Interface	RS-232/RS-485 compatible
Operating Temperature	0°C to 60°C
Storage Temperature	-40°C to 85°C
Protection Class	IP20
Certifications	CE, UL, cULus
Dimensions (WxHxD)	80 x 100 x 62 mm

SEOQandA

question:Does the company have a professional product selection engineering team?
answer:Yes, we have a dedicated team of engineers specializing in product research, quality assessment, and market trend analysis.
question:Can you provide shipment photos and purchase dates for similar products?
answer:Yes, we share verified shipment records, product photos, and procurement timelines upon request to ensure transparency.
question:Do you offer technical specification guidance for product selection?
answer:Yes, our engineers provide technical consultation to help clients choose suitable products based on requirements.

SEOQandA_Product

question:Module not responding after power-up?
answer:Check power supply (24V DC) and wiring. Ensure proper grounding and replace if internal fuse is blown.
question:Input signals not detected?
answer:Verify input voltage matches 24V DC specification. Test with known working sensor and inspect field wiring.
question:Status LED remains off?
answer:Confirm power connection integrity. Replace module if power is present but LED stays inactive.
question:Intermittent signal loss occurs?
answer:Inspect for loose terminal connections. Check environmental factors (vibration, temperature).
question:Configuration mismatch errors?
answer:Validate PLC configuration matches module type (6ES5250-1AA31). Update hardware config in control software.