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Product Introduction
The Schneider Electric 140CPU43412AR is a high-performance CPU module from the Modicon Quantum series, tailored for large-scale industrial automation and process control systems. As a central processing unit, it coordinates all operations of a Quantum PLC system by handling logic execution, communication, diagnostics, and memory management. It is especially suitable for applications that demand complex sequencing, high-speed I/O control, and comprehensive system diagnostics.
This model comes equipped with advanced features such as multitasking, peer-to-peer communication capabilities, remote I/O support, and compatibility with multiple programming languages through Unity Pro or Concept software. The 140CPU43412AR integrates seamlessly into existing Quantum architecture, offering flexibility for both new designs and retrofits.
Technical Specifications
| Parameter | Description |
|---|---|
| Model | 140CPU43412AR |
| Product Range | Modicon Quantum |
| Processor Type | Motorola 68040 |
| Clock Frequency | 25 MHz |
| User Memory | 544 KB (internal RAM) |
| Integrated Ports | 1x Modbus (RS-232), 1x Modbus Plus, 1x Ethernet (via NOE module) |
| I/O Capacity | Up to 8000 discrete I/O and 1024 analog I/O |
| Communication | Supports Modbus, Modbus Plus, TCP/IP (via NOE), and peer-to-peer comms |
| Battery Backup | Yes, with memory retention |
| Programming Software | Unity Pro, Concept, or ProWORX 32 |
| Execution Speed | 0.2 µs/instruction |
| Watchdog Timer | Yes |
| Operating Temperature | 0°C to 60°C |
| Storage Temperature | -40°C to 85°C |
| Relative Humidity | 5% to 95% non-condensing |
| Mounting Type | Rack-mounted (via Quantum backplane) |
| Voltage | 5 VDC supplied via the rack |
| Power Consumption | 2.5 W |
| Dimensions | 50 x 165 x 310 mm |
| Weight | 0.625kg |
Product Advantages
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High Performance: Equipped with a powerful Motorola 68040 processor, offering robust execution speeds for large-scale applications.
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Flexible Networking: Supports multiple communication protocols including Modbus, Modbus Plus, and Ethernet via add-on modules.
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Memory Retention: Retains critical user programs and data during power outages using internal battery backup.
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Scalability: Can control extensive I/O setups, making it ideal for expansive industrial systems.
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Software Compatibility: Works with Unity Pro, Concept, and ProWORX, allowing users to select the programming environment that fits their preferences.
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Diagnostic Features: Offers detailed diagnostics for enhanced system monitoring and maintenance.
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Industrial Reliability: Engineered to withstand harsh environments, making it suitable for mission-critical applications.
Product Applications
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Oil and Gas Refineries: For managing drilling, extraction, and processing equipment.
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Water Treatment Facilities: Automating filtration, chemical dosing, and pump stations.
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Power Generation Plants: Controls turbine sequencing, safety interlocks, and load sharing.
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Automotive Manufacturing: Used in assembly lines, robotic control, and quality checks.
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Pharmaceutical Production: Handles batch control, data logging, and environmental monitoring.
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Food and Beverage Industries: Manages blending, packaging, and CIP systems.
Frequently Asked Questions (FAQ)
Q1: What is the main function of the 140CPU43412AR?
A1: It serves as the central processing unit in a Modicon Quantum PLC system, handling program execution and I/O coordination.
Q2: Is it compatible with modern programming tools?
A2: Yes. It can be programmed with Unity Pro, Concept, or ProWORX 32.
Q3: Can it be used with Ethernet networks?
A3: Yes, though Ethernet communication requires an additional NOE module.
Q4: How much memory does the module have?
A4: The CPU has 544 KB of internal RAM for user applications.
Q5: What kind of processor does it use?
A5: The unit features a Motorola 68040 processor running at 25 MHz.
Q6: Does it support battery backup?
A6: Yes, it includes a backup battery to retain memory during power loss.
Q7: How do I mount the 140CPU43412AR?
A7: It is rack-mounted via the Quantum backplane system.
Q8: Can I use it in high humidity environments?
A8: Yes, it operates in environments with up to 95% non-condensing humidity.
Q9: What is the maximum I/O capacity?
A9: It supports up to 8000 discrete and 1024 analog I/O points.
Q10: What happens if the watchdog timer is triggered?
A10: If the watchdog is triggered, the CPU transitions to a safe state to prevent system damage.
Recommended Models from the Same Series or Related
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140CPU43412 – Similar CPU module without RS model specifics
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140CPU65160 – Higher memory and faster processor for larger control systems
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140CPU11303 – Entry-level CPU for small-scale Quantum PLC setups
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140CPU53414B – Mid-tier CPU with Modbus Plus and Ethernet
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140CPU65260 – High-end CPU for large applications with extensive diagnostics
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140CPU67261 – Advanced CPU supporting enhanced communication and memory
Popular Models from Schneider Electric (With Specifications)
| Model Number | Processor Type | Memory | Communication | Dimensions (mm) | Weight |
|---|---|---|---|---|---|
| 140CPU65160 | RISC | 1792 KB | Modbus, TCP/IP | 262 x 39 x 100 | 0.37 kg |
| 140CPU11303 | RISC | 62 KB | Modbus | 262 x 39 x 100 | 0.34 kg |
| 140CPU67261 | RISC | 2048 KB | TCP/IP, Modbus Plus | 262 x 39 x 100 | 0.38 kg |
| 140CPU53414B | Motorola | 896 KB | Modbus Plus, TCP/IP | 262 x 39 x 100 | 0.36 kg |
| 140DRC83000 | N/A | N/A | Remote I/O | 263 x 40 x 98 | 0.45 kg |
| BMXP342020 | ARM | 2 MB Flash | Modbus, CANopen | 110 x 30 x 75 | 0.21 kg |
