Title: Siemens SIMATIC S7-400 CPU 412-2 PN Processor Module - High-Performance PLC for Industrial Automation (6ES7412-2XG04-0AB0)

Product Overview:
The Siemens SIMATIC S7-400 CPU 412-2 PN (Part Number: 6ES7412-2XG04-0AB0) is a robust and high-performance central processing unit meticulously engineered for demanding industrial automation applications. As a core component of the modular SIMATIC S7-400 series, this powerful CPU offers exceptional processing capabilities, extensive communication options, and integrated PROFINET functionality, making it an ideal choice for complex control tasks across diverse industries. Designed for unparalleled reliability and scalability, the CPU 412-2 PN ensures precise and efficient control of critical processes, significantly enhancing productivity and system availability in challenging industrial environments. Its integrated interfaces and advanced features provide a future-proof and highly adaptable solution for modern automation challenges, ranging from high-speed discrete manufacturing to intricate continuous process control. This PLC processor is a cornerstone for building resilient and efficient automation systems.

Key Features & Benefits:

Integrated PROFINET Interface: Features a built-in 2-port PROFINET IO controller with an integrated switch, enabling direct, high-speed connection to PROFINET devices, supporting shared device functionality, and ensuring real-time communication for distributed I/O and intelligent field devices, reducing wiring complexity.
High-Performance Processing: Equipped with a generous 1 MB of work memory (512 KB for program, 512 KB for data), providing ample capacity and rapid execution speed for complex control algorithms, large data volumes, and swift automation task processing, optimizing overall system response times and throughput.
Flexible Communication Options: Includes a versatile MPI/DP interface for seamless integration into existing PROFIBUS DP networks and for convenient programming, alongside the powerful integrated PROFINET interface, offering comprehensive and adaptable connectivity for diverse industrial communication requirements.
Enhanced System Availability: Supports Media Redundancy Protocol (MRP) on the PROFINET interface, ensuring continuous operation and uninterrupted data flow even in the event of a network cable break, significantly improving system uptime, reliability, and fault tolerance in critical industrial applications.
Integrated Web Server: Provides convenient and secure access to vital diagnostic information, module status, and real-time process values via a standard web browser, simplifying maintenance, troubleshooting, and remote monitoring without the need for specialized engineering software.
Scalable and Modular Design: As an integral part of the SIMATIC S7-400 family, this CPU allows for flexible and extensive expansion with a wide range of I/O modules, communication processors, and function modules to precisely meet evolving application requirements and facilitate future system growth.
Robust Industrial Design: Meticulously built to withstand harsh industrial environments, offering high electromagnetic compatibility (EMC) and exceptional resistance to shock and vibration, ensuring long-term stable operation, extended service life, and minimized production downtime.
Advanced Diagnostic Capabilities: Offers comprehensive and intuitive diagnostic functions for both the CPU itself and all connected modules, facilitating quick identification and precise resolution of faults, thereby minimizing production interruptions and optimizing operational efficiency.

Applications:

The Siemens SIMATIC S7-400 CPU 412-2 PN is perfectly suited for a broad spectrum of industrial applications demanding high performance, unwavering reliability, and advanced communication capabilities.
Discrete Manufacturing: Ideal for controlling complex machinery, high-speed assembly lines, robotic cells, and sophisticated material handling systems in automotive, electronics, packaging, and general manufacturing industries.
Process Automation: Essential for precise and robust control in chemical plants, pharmaceutical production, food and beverage processing, and water/wastewater treatment facilities, managing both continuous and batch processes with high accuracy.
Energy Management: Utilized in power generation, distribution, and renewable energy systems for monitoring, controlling, and optimizing critical infrastructure and energy flows.
Infrastructure Projects: Applied in large-scale building automation, transportation systems, and public utilities for robust, reliable, and centralized control of complex systems.
Machine Building: Integrated into high-end, custom-built machines and equipment for advanced control, comprehensive diagnostics, and seamless networking capabilities, enhancing machine intelligence.
Distributed Control Systems: Functions as a powerful and intelligent controller in large-scale, geographically distributed automation architectures, leveraging the capabilities of PROFINET for efficient data exchange.

Technical Specifications:

Part Number: 6ES7412-2XG04-0AB0
Alternate Part Number: 6ES74122XG040AB0
Product Type: SIMATIC S7-400, Central Processing Unit (CPU)
Model: CPU 412-2 PN
Work Memory: 1 MB (512 KB for program, 512 KB for data)
Interfaces:
 - 1 x MPI/DP (Master/Slave, RS485)
 - 1 x PROFINET (RJ45, 2-port switch, IO Controller, Shared Device, MRP, Isochronous Mode)
Supply Voltage: 24 V DC (via backplane bus)
Current Consumption: Max. 0.7 A from backplane bus
Power Loss: Approx. 5.5 W
Programming Languages: LAD (Ladder Diagram), FBD (Function Block Diagram), STL (Statement List), SCL (Structured Control Language), GRAPH (Sequential Function Chart)
Software Compatibility: Siemens STEP 7 V5.5 or higher
Diagnostics: Integrated comprehensive diagnostic functions for CPU and connected modules
Operating Temperature: 0 °C to 60 °C (32 °F to 140 °F)
Storage Temperature: -40 °C to 70 °C (-40 °F to 158 °F)
Protection Class: IP20
Dimensions (W x H x D): Approx. 25 mm x 290 mm x 219 mm (0.98 in x 11.42 in x 8.62 in)
Weight: Approx. 0.7 kg (1.54 lbs)
Mounting Type: S7-400 rack mounting
Firmware Update: Supported via memory card or network