Siemens Simatic S7-1500 Central processing unit with 6 + 60MB

Product Overview

The 6ES7518-4AP00-0AB0 is a SIMATIC S7-1500 CPU 1518-4 PN/DP central processing unit with 6MB work memory for program and 60MB for data. This high-performance CPU features four communication interfaces: PROFINET IRT with 2-port switch, PROFINET RT, Ethernet, and PROFIBUS, delivering 1ns bit performance for demanding industrial automation applications requiring multiple communication protocols.

Important Notice This product is in phase-out since October 1, 2025. Please consider successor products for new projects.

Key Features

• Processing Power: High-performance CPU with 1ns bit execution time
• Memory Configuration: 6MB work memory for program, 60MB for data
• Communication Interfaces: 4 integrated communication interfaces
• PROFINET IRT: 1st interface with 2-port switch for real-time communication
• PROFINET RT: 2nd interface for real-time applications
• Ethernet: 3rd interface for standard Ethernet communication
• PROFIBUS: 4th interface for PROFIBUS DP communication
• Memory Card: SIMATIC Memory Card required for operation
• Operating Temperature: 0°C to +60°C
• Dimensions: Compatible with S7-1500 standard mounting rail
• Weight: 2.240 kg

Technical Specifications

• CPU Type: 1518-4 PN/DP with multi-protocol support
• Work Memory: 6MB for program execution
• Data Memory: 60MB for data storage
• Bit Performance: 1ns bit execution time
• Communication Interfaces: 4 integrated interfaces
• PROFINET IRT: Industrial Real-Time with 2-port switch
• PROFINET RT: Real-time communication capability
• Ethernet Interface: Standard Ethernet for IT connectivity
• PROFIBUS Interface: PROFIBUS DP master/slave capability
• Memory Card: SIMATIC Memory Card required (ordered separately)
• Processing Speed: High-performance for complex applications

Applications

The CPU 1518-4 PN/DP is designed for complex automation applications requiring multiple communication protocols. Ideal for manufacturing systems, process control, machine control, and applications where PROFINET, Ethernet, and PROFIBUS communication are required simultaneously for maximum connectivity and integration flexibility.

Communication Capabilities

• Multi-Protocol Support: Simultaneous PROFINET, Ethernet, and PROFIBUS communication
• PROFINET IRT: Industrial Real-Time communication with 2-port switch
• PROFINET RT: Real-time communication for time-critical applications
• Ethernet Interface: Standard Ethernet for IT integration and remote access
• PROFIBUS DP: Master/slave communication with PROFIBUS devices
• Network Topology: Flexible network configurations with integrated switches
• IT Integration: Seamless integration with enterprise networks

Advanced Features

• Integrated Web Server: Built-in web server for remote monitoring and diagnostics
• OPC UA: Open Platform Communications Unified Architecture support
• Motion Control: Integrated motion control capabilities
• High-Speed Counters: Built-in high-speed counting functions
• Pulse Width Modulation: PWM outputs for precise control
• Diagnostic Functions: Comprehensive system and communication diagnostics
• Firmware Updates: Updateable firmware for enhanced functionality

Configuration Options

• STEP 7 (TIA Portal): Full configuration and programming support
• Multi-Interface Setup: Simultaneous configuration of all communication interfaces
• Memory Management: Flexible memory allocation and optimization
• Communication Setup: Advanced communication parameter configuration
• Diagnostic Configuration: Comprehensive diagnostic setup
• Performance Optimization: CPU performance tuning and optimization

Product Information

• Article Number: 6ES7518-4AP00-0AB0
• Net Weight: 2.240 kg
• Packaging Dimensions: 20.00 x 22.10 x 15.70 cm
• EAN: 4047623402114
• UPC: 887621775827
• Country of Origin: Germany
• Product Group: 4500

Compliance & Environmental

• RoHS Compliance: Yes (since 20.12.2013)
• WEEE Take-Back: Yes (2012/19/EU)
• REACH Article 33: Contains lead, lead monoxide, silicic acid lead salt, 2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one, Bisphenol A, and bis(α,α-dimethylbenzyl) peroxide >0.1% w/w
• Export Control: AL: N / ECCN: 9N9999
• Product Lifecycle: PM300:Active Product (Phase-out since 01.10.2025)

Download existing graphical data for this product:

• Equipment Manual - CPU 1518-4 PN/DP
• Technical Datasheet
• Firmware Update Information

Additional Resources

• CPU 1518-3 PN Product Family
• Siemens Industry Mall