6ES5243-1BA11 Siemens SIMATIC S5 Digital I/O Module | PLC Expansion Unit

Siemens 6ES5243-1BA11 Module

SIMATIC S5 Digital Input

16-Channel 24V DC PLC

6ES5243-1BA11

Siemens 6ES5243-1BA11 Module is a SIMATIC S5 Digital Input PLC component with 16-Channel 24V DC compatibility, designed for industrial automation systems requiring reliable signal processing and integration within S5-based control setups.

Specification

SEODescription

The **Siemens 6ES5243-1BA11 Module** is a **SIMATIC S5 Digital Input** component designed for **16-Channel 24V DC PLC** systems, offering reliable integration in industrial automation. This module supports 16 digital inputs for monitoring sensors or switches, operating within a 24V DC voltage range (20-30V DC tolerance) and a temperature range of 0°C to 60°C. It connects directly to SIMATIC S5 backplanes, compatible with related expansion modules for scalable configurations. While lacking modern communication interfaces like Ethernet, its rugged design ensures stability in harsh environments, making it ideal for manufacturing, process control, and machinery. Key advantages include high noise immunity and durability, though its legacy S5 architecture limits compatibility with newer PLC systems.

SEOSpecification

Parameter	Specification
Manufacturer/Model	Siemens 6ES5243-1BA11
Module Type	SIMATIC S5 Digital Input Module
Input Channels	16-channel isolated
Input Voltage	24V DC (nominal)
Current per Channel	7mA @ 24V DC
Backplane Current	5V DC (50mA max)
Isolation	Channel-to-channel & group isolation
Response Time	3ms (ON delay), 5ms (OFF delay)
Operating Temperature	0°C to 60°C
Storage Temperature	-40°C to 70°C
Mounting	DIN rail (EN 50022)
Certifications	CE, UL, cULus Listed
Weight	Approx. 500g
Compatibility	SIMATIC S5 PLC systems
Input Type	Sink/Source (24V DC)

SEOQandA

question:Why can other suppliers find and offer discontinued models you can't provide at a price?
answer:They may have remaining stock, refurbished items, or alternative sources. We prioritize current models for quality assurance.
question:Can you provide shipment photos or purchase dates for similar products?
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SEOQandA_Product

question:Why is the 6ES5243-1BA11 module not recognized by the PLC?
answer:Check module addressing and backplane connection. Ensure correct configuration in PLC hardware setup.
question:How to resolve input signal instability on 6ES5243-1BA11?
answer:Verify sensor wiring, use shielded cables, and ensure proper grounding to eliminate electrical noise.
question:Why does the 6ES5243-1BA01 show a faulty status LED?
answer:Diagnose power supply voltage (24V DC). Replace module if voltage is correct but LED remains faulty.
question:How to troubleshoot communication errors with 6ES5243-1BA11?
answer:Inspect PROFIBUS/MPI cable integrity and terminate bus correctly. Check PLC communication settings.
question:Why do inputs on 6ES5243-1BA11 not respond to connected devices?
answer:Confirm input voltage levels match specifications (e.g., 24V DC). Test with known-good signal source.