Siemens SIMATIC S7-1500F CPU 1515F-2 PN – 6ES7515-2FM02-0AB0

The Siemens SIMATIC S7-1500F CPU 1515F-2 PN, order number 6ES7515-2FM02-0AB0, is a fail-safe programmable logic controller (PLC) central processing unit designed for industrial automation systems that require both standard control and supported safety-related functions.

Part of the Siemens SIMATIC S7-1500F family, this CPU combines PLC processing capabilities with two PROFINET interfaces. Its first interface supports PROFINET IRT and includes an integrated two-port switch, while the second interface supports PROFINET RT. This arrangement provides communication options for compatible industrial Ethernet network architectures.

The CPU 1515F-2 PN is intended for industrial engineers, OEM machine manufacturers, automation system integrators, control-panel builders, and maintenance teams working with compatible Siemens automation systems. It can be used in properly engineered applications where fail-safe logic and standard PLC functions are required.

Key Features and Benefits

• Siemens SIMATIC S7-1500F fail-safe CPU

• Model: CPU 1515F-2 PN

• Exact Siemens order number: 6ES7515-2FM02-0AB0

• 24 V DC rated supply voltage

• 750 KB program work memory

• 3 MB data work memory

• First interface: PROFINET IRT with integrated two-port switch

• Second interface: PROFINET RT

• Typical bit-operation processing time: 30 ns

• Supports compatible standard and fail-safe automation programs

• Supports industrial Ethernet communication through PROFINET

• Compatible SIMATIC Memory Card required

• Engineering through compatible Siemens STEP 7/TIA Portal software

• Designed for integration into properly configured industrial safety-control systems

Actual performance and safety capabilities depend on the CPU firmware, configured hardware, engineering software, and complete system design.

Technical Specifications

Manufacturer: Siemens

Product Family: SIMATIC S7-1500F

Product Type: Fail-Safe PLC Central Processing Unit

Model: CPU 1515F-2 PN

Order Number: 6ES7515-2FM02-0AB0

Hardware Functional Status: FS01

Firmware Version: V2.9 for the documented configuration

Rated Supply Voltage: 24 V DC

Permissible Supply Range: 19.2–28.8 V DC

Program Work Memory: 750 KB

Data Work Memory: 3 MB

First Communication Interface: PROFINET IRT with integrated two-port switch

Second Communication Interface: PROFINET RT

Typical Bit-Operation Processing Time: 30 ns

SIMATIC Memory Card: Required

Engineering Software: SIMATIC STEP 7 in TIA Portal

Documented TIA Portal Compatibility: V17 for firmware V2.9 and V16 for firmware V2.8, subject to the specific configuration

Product Lifecycle: Cancelled product; spare-part model

Listed Successor: 6ES7515-2FN03-0AB0

Confirm all specifications against the official Siemens documentation for the exact hardware revision and firmware before purchase or installation.

Fail-Safe Automation and Machine Safety

The CPU 1515F-2 PN is designed for compatible fail-safe automation applications. Depending on the complete system configuration, it can execute standard control programs alongside supported safety-related logic.

Potential applications include machine interlocks, emergency-stop functions, safety-related operating modes, and other risk-reduction functions where the complete system has been correctly designed and validated.

A fail-safe CPU alone does not make an entire machine safety-compliant. The machine designer must conduct an appropriate risk assessment, select compatible safety devices, configure the safety program correctly, validate the safety functions, and comply with applicable standards and regulations.

PROFINET IRT and PROFINET RT Communication

The CPU includes two PROFINET interfaces for compatible industrial Ethernet applications.

First interface – PROFINET IRT: Includes an integrated two-port switch and supports compatible PROFINET IRT configurations.

Second interface – PROFINET RT: Provides a separate interface for supported PROFINET communication arrangements.

These interfaces can help integrate compatible remote I/O stations, HMI devices, drives, and other industrial automation equipment. Network topology, communication timing, device compatibility, and safety communication requirements should be verified during system engineering.

Program and Data Memory

The CPU provides 750 KB of program work memory and 3 MB of data work memory. These memory resources support the configured PLC application, including suitable standard and fail-safe program components.

Actual memory consumption depends on program structure, safety logic, data handling, connected devices, and project complexity. Confirm that the CPU's available resources meet the requirements of the intended application.

A compatible SIMATIC Memory Card is required. Follow Siemens instructions for memory-card selection, project transfer, firmware management, installation, and commissioning.

Programming and System Integration

The CPU can be configured using compatible Siemens STEP 7/TIA Portal engineering software. The selected software version must support the CPU's firmware and the requirements of the safety project.

Safety-related programming and commissioning require appropriate technical expertise. Use compatible fail-safe hardware and supported safety functions, and validate the completed application before operating the machine.

When replacing an existing CPU, verify the exact order number, hardware revision, firmware, program backup, connected modules, network configuration, and safety-program compatibility.

Typical Industrial Applications

The Siemens SIMATIC S7-1500F CPU 1515F-2 PN may be suitable for properly engineered applications such as:

• Industrial machine automation

• Fail-safe machine control

• Manufacturing and production-line automation

• Packaging and processing machinery

• Conveyor and material-handling systems

• Industrial equipment interlocking

• Safety-related operating-mode control

• Emergency-stop system integration

• Safety-related machine monitoring

• OEM machinery requiring supported fail-safe PLC functions

• PROFINET-connected industrial automation

• Maintenance of compatible Siemens S7-1500F installations

Final suitability depends on the required safety performance, application risk assessment, network architecture, and configured hardware.

Why Choose the Siemens SIMATIC S7-1500F CPU 1515F-2 PN?

The Siemens SIMATIC S7-1500F platform is designed for industrial applications that require compatible fail-safe control functions. The CPU 1515F-2 PN combines dedicated program and data memory with two PROFINET interfaces, making it suitable for integration into supported automation architectures.

For OEM manufacturers, engineers, and system integrators, the CPU provides a platform for implementing standard and safety-related control logic within a properly designed system. Its dual-interface arrangement can be useful when an application requires separate PROFINET communication paths.

For maintenance teams, the exact part number is essential when identifying a replacement for an existing controller.

Product Lifecycle and Successor Information

Siemens identifies 6ES7515-2FM02-0AB0 as a cancelled product, effective 1 October 2024, and lists it as a spare-part model. The successor specified by Siemens is 6ES7515-2FN03-0AB0.

The successor provides 1.5 MB of program work memory, 4.5 MB of data work memory, and a typical bit-operation processing time of 6 ns. These specifications differ from the older model, so the successor should not be treated as identical in every respect.

Before recommending or installing a successor, verify hardware compatibility, firmware, TIA Portal project configuration, connected modules, safety-program requirements, and applicable approvals. Confirm current stock, condition, and delivery lead time with the supplier.

Product Summary

Brand: Siemens

Series: SIMATIC S7-1500F

Model: CPU 1515F-2 PN

Part Number: 6ES7515-2FM02-0AB0

Product Category: Fail-Safe Industrial PLC Controller

Power Supply: 24 V DC

Program Work Memory: 750 KB

Data Work Memory: 3 MB

Communication: PROFINET IRT and PROFINET RT

Typical Bit-Operation Performance: 30 ns

Memory Card: SIMATIC Memory Card required

Applications: Industrial Automation, Fail-Safe Machine Control, and Safety-Related Automation

Product Status: Cancelled/spare-part model

Successor: 6ES7515-2FN03-0AB0

Availability: Confirm current stock, product condition, and delivery lead time before purchase.