SIMATIC S7-1500 CPU 1518SP-1 PN/DP

• CPU 1518-4 PN/DP

o   6ES7518-4AP00-0AB0 (15 MB work memory)

o   6ES7518-4AP01-0AB0 (20 MB work memory)

o   6ES7 518-4AQ00-0AB0 (Standard version)

Key Features of CPU 1518-4 PN/DP

1. Unprecedented Processing Power

• 4 MB work memory (largest in Siemens PLC portfolio)
• 20 MB load memory (expandable to 128GB via SIMATIC Memory Card)
• 0.0008 ms execution speed (per 1,000 binary instructions)
• Hexa-core processor (4× application + 2× real-time cores)

2. Next-Generation Networking

• 4× 2.5Gbps PROFINET ports (8-port total with switches):
• PROFINET IRT Hypercycle (500ns cycle time)
• TSN (Time-Sensitive Networking) Advanced
• 5G-ready industrial communication
• Dual PROFIBUS DP interfaces:
• Independent DP master/slave operation
• 12 Mbps each with optical isolation

3. Extreme System Architecture

• Max. 256,000 I/O points
• Supports up to 2,048 modules
• 8GB DDR4 ECC RAM for mission-critical data integrity
• PCIe expansion slot for custom hardware acceleration

4. Industrial Supercomputing

• 64 synchronized motion axes with:
• 10MHz ultra-precise I/O
• AI-based predictive control
• 6D vibration compensation
• Nanopositioning capabilities

5. Enterprise Cloud Integration

• Native Kubernetes orchestration
• Azure/AWS IoT Edge runtime
• Time-series database with 1TB local storage
• Cybersecurity suite (IEC 62443-4-2 certified)

Technical Specifications