Siemens 1512SP-1 Central processing unit, 3-port switch Part number 6ES7512-1DM03-0AB0

Product Overview

The Siemens 6ES7512-1DM03-0AB0 is the Siemens SIMATIC DP, CPU 1512SP-1 PN for ET 200SP, a compact central processing unit (CPU) for modular ET 200SP distributed I/O systems. It offers efficient control and automation capabilities with integrated PROFINET IRT communication and is suitable for small to mid-size automation and control tasks where a compact, high-performance CPU is needed.

Key Features

• Compact DSP-class PLC CPU for ET 200SP I/O system
• Integrated PROFINET IRT with 3-port switch for network connectivity
• Work memory: 400 KB for user program, 2 MB for data — sufficient for moderate control applications
• Supports module hot-swap (sub-modules can be replaced during operation)
• Supports I&M data (I&M0 to I&M3) for device tracking and diagnostics
• Fast execution performance — suitable for responsive control tasks
• 24 V DC supply voltage — compatible with standard control-panel power systems
• Compact form factor — ideal for space-constrained control cabinets or distributed I/O racks

Technical Specifications

• Article Number: 6ES7512-1DM03-0AB0
• Product Family: SIMATIC DP / ET 200SP — CPU 1512SP-1 PN
• Supply Voltage: 24 V DC
• Program Memory: 400 KB
• Data Memory: 2 MB
• Communication Interface: PROFINET IRT with integrated 3-port switch
• Hot-Swap Support: Yes — I/O modules can be replaced without shutting down entire system
• Diagnostic / Identification & Maintenance (I&M): I&M0 to I&M3 supported
• Performance: High-speed CPU execution suitable for automation tasks with timely response
• Mounting: Compatible with ET 200SP rail / rack installation
• Typical Applications: Distributed I/O control, machine automation, small-to-medium plant automation, modular control panels

Compliance & Certifications

• Part of the SIMATIC ET 200SP product line — designed for industrial automation standards
• Meets Siemens PLC and network communication specifications for PROFINET IRT
• Suitable for industrial control panels, distributed I/O cabinets, and modular automation installations

Applications

The 6ES7512-1DM03-0AB0 CPU is ideally used in automation systems requiring compact, modular control — such as machine control, distributed I/O systems, conveyor systems, small production lines, building automation or process control systems. Its PROFINET interface, hot-swap capability, and sufficient memory make it suitable for flexible and scalable automation setups, retrofit applications, or new installations where space and flexibility matter.