



The Schneider Electric 140CPU43412 is a high-performance processor module in the Modicon M340 series, designed for industrial automation systems that require advanced control, high-speed processing, and flexible communication capabilities. This Programmable Logic Controller (PLC) is perfect for large-scale and complex applications across industries such as manufacturing, process control, energy management, building automation, and infrastructure management.
With its 2 MHz processing speed, large memory capacity, and robust Ethernet and Modbus TCP/IP communication features, the 140CPU43412 is an excellent choice for systems with high I/O requirements, fast control cycles, and real-time data processing. It supports up to 2048 I/O points and offers expandable memory via SD card, making it highly scalable and adaptable to growing system needs.
The 140CPU43412 processor is engineered for mission-critical operations, providing reliability, flexibility, and scalability in industrial automation systems. Whether managing robotics, assembly lines, process plants, or energy distribution, this processor provides fast and efficient control to ensure optimal system performance.
Key Features
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Processor Type: The 140CPU43412 is part of the Modicon M340 family, providing advanced performance for medium to large-scale industrial automation applications that require high-speed, high-capacity processing.
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High-Speed Processing: Powered by a 2 MHz processor, the 140CPU43412 delivers fast real-time control, enabling quick execution of control tasks and decision-making.
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Memory: It comes with 4 MB of embedded memory, which can be expanded with an SD card for larger programs and more complex system data storage.
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Communication Ports: Offers Ethernet communication (Modbus TCP/IP), enabling seamless integration into Ethernet-based networks and remote programming and monitoring.
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I/O Capacity: Supports up to 2048 I/O points, making it suitable for applications with extensive input/output needs.
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Real-Time Diagnostics: The built-in diagnostic functions allow for continuous monitoring of the system's health, helping prevent issues before they disrupt operations.
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Scalability: Easily integrates with additional I/O modules, memory expansion options, and third-party devices to meet the growing demands of complex automation systems.
Technical Specifications
| Specification | Details |
|---|---|
| Model | 140CPU43412 |
| Processor Type | Modicon M340 CPU |
| Processor Speed | 2 MHz (max processing speed) |
| Program Memory | 4 MB |
| Communication Ports | 2 x Ethernet (Modbus TCP/IP) |
| I/O Capacity | Up to 2048 I/O points (expandable) |
| Memory Expansion | 1 x SD card slot for memory expansion |
| Embedded Ethernet | Yes, for Ethernet communication and remote programming |
| Diagnostics | Built-in diagnostic capabilities for monitoring system health |
| Operating Temperature Range | 0°C to 60°C (32°F to 140°F) |
| Storage Temperature Range | -40°C to 85°C (-40°F to 185°F) |
| Protection Rating | IP20 (for module only) |
| Dimensions (L x W x H) | 160 x 100 x 120 mm |
| Weight | 0.6 kg (1.32 lbs) |
Recommended Related Models
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Schneider Electric 140CPU43410 – A slightly lower-performance model in the Modicon M340 family, providing moderate control capabilities for smaller industrial applications.
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Schneider Electric 140CPU43413 – A higher-performance model in the Modicon M340 series, designed for larger, more complex applications requiring faster processing speeds and greater memory.
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Schneider Electric 140CPS12400 – A 24V DC power supply module for Modicon M340 PLC systems, ensuring reliable power delivery for high-demand applications.
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Schneider Electric 140CRA31200 – A Modicon M340 CPU suitable for applications with advanced control requirements and the need for higher I/O integration.
Popular Schneider Electric Models
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Modicon M340 PLC – The Modicon M340 series offers a range of PLC processors for industrial automation. The 140CPU43412 is designed for medium to large-scale applications that require high processing power and flexible communication options.
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Modicon M580 ePAC – A higher-performance Ethernet-enabled PLC designed for more complex and distributed control systems. The 140CPU43412 offers a more cost-effective solution for industrial applications needing high-speed processing without the complexity of the M580 ePAC.
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Schneider Electric 140CPU31110 – A mid-range PLC processor in the Modicon M340 family, offering a slightly lower performance level but still suitable for many large-scale automation tasks.
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Schneider Electric 140CPS51100 – A high-output 24V DC power supply for powering Modicon M340 PLC systems, ideal for systems with multiple I/O modules or heavy-duty operations.