SIEMENS 6ES5461-5AA11

Siemens SIMATIC S5 4-Channel Counter Module 6ES5461-5AA11

Description

The Siemens 6ES5461-5AA11 is a specialized counter module for the legacy SIMATIC S5 automation platform, specifically for the S5-135U and S5-155U/H series controllers. It provides four channels for high-speed counting applications, making it ideal for tasks such as position detection with encoders, frequency measurement, and high-speed product counting. This module is an essential spare part for maintaining and troubleshooting existing S5 control systems.

Specifications

• Manufacturer: Siemens
• Product Line: SIMATIC S5
• Part Number: 6ES5461-5AA11
• Module Type: Counter Module
• Number of Channels: 4
• Compatibility: S5-135U, S5-155U, S5-155H
• Lifecycle Status: Obsolete

Label Info

• Date Code: 19.10.1994

Application

This module is used in various industrial automation applications requiring precise counting, including packaging machinery, material handling systems, and manufacturing lines where tracking object position or speed is critical.

Country of Origin

Manufactured in Germany.

CO2 Impact

Reusing this electronic module avoids the emission of approximately 24.0 kg of CO2 compared to manufacturing a new one. This saving is equivalent to the emissions from driving a car for 120 kilometers.

Availability

This is an obsolete item, availability is limited to existing stock. Order now from spareparts2day for expert support and fast delivery.

FAQ

Question?
What is the main application for the 6ES5461-5AA11 counter module?

Answer

This module is designed for high-speed counting tasks, such as tracking encoder positions, measuring frequencies, or counting products on a fast-moving conveyor belt within a Siemens SIMATIC S5 automation system.

Question?
Is this module compatible with the S5-115U PLC?

Answer

No, the 6ES5461-5AA11 is specifically designed for the more powerful S5-135U, S5-155U, and S5-155H central processing units. It is not compatible with the smaller S5-95U, S5-100U, or S5-115U racks.

Question?
Does this module require a specific front connector?

Answer

Yes, like most SIMATIC S5 modules, it requires a specific front connector to wire the field signals. You would typically use a connector from the 6ES5 7xx series, depending on the required cable type and connection method.

Last Update: Friday, March 13, 2026

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