SIEMENS 6ES7351-1AH01-0AE0

Siemens SIMATIC S7-300 FM 351 Positioning Module

Description

The 6ES7351-1AH01-0AE0 is a Siemens FM 351 function module for the SIMATIC S7-300 PLC system. This specialized module is designed for fixed-speed positioning tasks, offering precise control for up to two channels, typically used with stepper motors. As part of the discontinued S7-300 series, this module is an ideal spare part to ensure the longevity and maintenance of existing automation infrastructure without requiring a costly system upgrade. Order now from spareparts2day for expert support and fast delivery.

Specifications

• Manufacturer: Siemens
• Product Family: SIMATIC S7-300
• Module Type: FM 351 Positioning Function Module
• Part Number: 6ES7351-1AH01-0AE0
• Number of Channels: 2
• Application: Positioning with stepper motors (rapid/creep speed)
• Supply Voltage: 24V DC (via backplane bus)

Label Info

• MLFB: 1P 6ES7 351-1AH01-0AE0
• Serial Number: S C_L6345050
• Hardware Version (E-Stand): 02

Application

This module is used in a wide range of industrial applications requiring precise motion control, such as conveyor systems, handling equipment, packaging machinery, and automated assembly lines that rely on the robust S7-300 platform.

Country of Origin

Made in Germany.

CO2 Impact

Choosing this reused Siemens module over a new one prevents the emission of approximately 14.0 kg of CO2. This saving is equivalent to the CO2 absorption of a small tree over several years.

Availability

This is an obsolete item. Availability is limited to existing stock. Please contact us for current inventory levels.

FAQ

What is the E-Stand (firmware/hardware version) and is it compatible with my existing system?

This module is E-Stand 02. It is crucial to check the hardware and software requirements of your existing S7-300 system and STEP 7 project to ensure full compatibility. Mismatched versions can lead to communication errors or functional limitations.

What kind of motors is this FM 351 module specifically designed for?

The FM 351 (6ES7351-1AH01-0AE0) is specifically designed for positioning with stepper motors. It provides the necessary pulse and direction signals for controlling stepper motor drivers.

Since this is an S7-300 module, what software is required for programming and configuration?

This module is configured and programmed using Siemens STEP 7 Classic (V5.x) software. You will also need the appropriate hardware support package (HSP) for this specific module to be recognized within your project.

Last Update: Friday, March 13, 2026

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