6ES7461-0AA01-0AA0 Siemens SIMATIC S7-400 Interface Module, Redundant Power Supply Unit, PLC Hardware Component

Siemens 6ES7461 Module

SIMATIC S7-400 Interface

6ES7 461-0AA01

6ES7461-0AA01-0AA0

The Siemens 6ES7461 Module is a SIMATIC S7-400 Interface component, specifically the 6ES7 461-0AA01 variant. It enables reliable communication and integration within S7-400 automation systems, offering robust connectivity and high-performance data transfer for industrial control applications.

Specification

SEODescription

The **Siemens 6ES7461 Module** (6ES7 461-0AA01-0AA0) is a **SIMATIC S7-400 Interface** module designed for high-performance industrial automation systems. It serves as a versatile interface for connecting expansion racks, supporting direct integration of up to **21 additional modules** via the S7-400 backplane. The module operates within a **24V DC voltage range** and functions reliably in temperatures from **0°C to 60°C**, making it suitable for harsh industrial environments like manufacturing, energy, and process automation. While it lacks onboard I/O channels, its **robust communication capabilities** enable seamless data exchange between central and expansion units. Key advantages include high-speed data transfer, modular scalability, and compatibility with S7-400 systems. However, its complexity requires advanced configuration expertise. This module is ideal for applications demanding centralized control with distributed I/O expansion.

SEOSpecification

Parameter	Specification
Module Type	Siemens 6ES7461 Module (Interface Module)
Series	SIMATIC S7-400 Interface Module
Interface Type	TTY Interface (20mA)
Voltage Input	24V DC (19.2-28.8V)
Current Consumption	200mA (typical)
Communication Protocol	RS232/RS485 via TTY
Connector Type	20-pin front connector
Operating Temperature	0°C to 60°C
Storage Temperature	-40°C to 70°C
Certification	CE, UL, cULus
Dimensions (WxHxD)	25mm x 125mm x 117mm
Weight	220g
Product Code	6ES7 461-0AA01-0AA0

SEOQandA

question:Do you provide technical selection services?
answer:Yes, we offer free technical selection support with our expert team to help you choose the right products.
question:What payment methods do you accept?
answer:We accept TT, PayPal, L/C, and other mainstream payment methods for secure and convenient transactions.
question:Why should I purchase from your company?
answer:As Asia's leading industrial automation trader with 20+ years’ experience, we ensure quality, reliability, and 85% repeat customers.

SEOQandA_Product

question:Why does the 6ES7461-0AA01-0AA0 interface module fail to establish communication with the expansion rack?
answer:Check backplane bus connections and ensure proper configuration in STEP7. Replace faulty cables or modules if necessary.
question:How to resolve 'Module Not Recognized' errors with 6ES7461-0AA01-0AA0?
answer:Verify the module is seated correctly in the rack. Update STEP7 hardware configuration and cycle power.
question:What causes the 6ES7461-0AA01-0AA0 to overheat during operation?
answer:Ensure adequate ventilation and ambient temperature
question:Why does the 6ES7461-0AA01-0AA0 show inconsistent power supply errors?
answer:Confirm all connected modules' total power consumption is within the PS407/PS405 supply capacity.
question:How to fix address conflicts with 6ES7461-0AA01-0AA0 in multi-rack configurations?
answer:Reassign unique rack numbers via STEP7 hardware config and verify DP/backplane addressing settings.