• Schneider Electric 140CPU4321A Industrial Processor Control CPU Module
  • Schneider Electric 140CPU4321A Industrial Processor Control CPU Module
  • Schneider Electric 140CPU4321A Industrial Processor Control CPU Module
  • Schneider Electric 140CPU4321A Industrial Processor Control CPU Module
Schneider Electric 140CPU4321A Product Overview and Detailed Information Product Introduction The Schneider Electric 140CPU4321A is part of the Modicon M340 series, designed as a high-performance progra……
Schneider Electric 140CPU4321A Industrial Processor Control CPU Module
  • Schneider Electric
  • 140CPU4321A
  • Industrial Processor Control CPU Module
  • France
  • 110 mm x 90 mm x 75 mm
  • 0.45kg
  • Xiamen, China
  • New & In Stock
  • T/T, PayPal, Western Union
  • 1 Year
  • 1-3 Working Days
  • DHL, UPS, TNT, FedEx and EMS.
  • 24-Hour Service
  • COO
  • 26

Our advantage

Schneider Electric 140CPU4321A Industrial Processor Control CPU Module

Global Logistics

We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.

Schneider Electric 140CPU4321A Industrial Processor Control CPU Module

Brand new and original

Our products are imported in bulk from the place of origin. Because of the cooperative relationship, our products are all original and 100% new.

Schneider Electric 140CPU4321A Industrial Processor Control CPU Module

24-hour service

We provide 7*24 hours service to our customers. We will be there whenever you need us.

Schneider Electric 140CPU4321A Industrial Processor Control CPU Module

Price advantage

All our products are priced very favorably because we have our own warehouse and supply.


Company Information
E-mail [email protected]
Mobile +8615980777398
Whatsapp +8615980777398
WeChat 15980777398

Schneider Electric 140CPU4321A Product Overview and Detailed Information

Product Introduction

The Schneider Electric 140CPU4321A is part of the Modicon M340 series, designed as a high-performance programmable logic controller (PLC) ideal for medium and large industrial control applications. This PLC is equipped with advanced processing capabilities and is highly flexible in terms of integration with other industrial systems. It provides reliable and efficient automation for applications ranging from process control to manufacturing systems.

The 140CPU4321A features an enhanced processing unit with support for multiple I/O configurations and communication protocols, making it suitable for a wide range of industries, including manufacturing, utilities, and infrastructure management.


Product Applications

  • Industrial Automation: Used to control various manufacturing processes, assembly lines, and packaging systems.

  • Energy Management: Helps in monitoring and controlling energy systems to improve efficiency and reduce operational costs.

  • Water Treatment: Plays a critical role in the automation of water treatment plants, helping to monitor and control the purification process.

  • Building Automation: Enables control of HVAC systems, lighting, security, and other building management systems.

  • Transportation: Used in traffic management systems, logistics, and other infrastructure applications.


Product Advantages

  • High Processing Speed: Fast data processing and I/O handling capabilities for complex and high-speed automation tasks.

  • Flexible Communication Options: Supports various communication protocols, including Modbus, Ethernet, and CANopen, offering seamless integration with other devices and systems.

  • Scalability: The modular design allows for easy expansion of the system, making it suitable for both small and large-scale applications.

  • Reliability and Durability: Built for demanding industrial environments with a focus on robust performance and longevity.

  • Energy Efficiency: Helps in reducing energy consumption through smart management, making it ideal for energy-intensive operations.

  • Compact Size: Saves space in control cabinets with a compact design while still providing powerful functionality.


Brand and Series


Detailed Specifications Table

Parameter Specification
Model 140CPU4321A
Processor Type 32-bit CPU
CPU Memory 512 KB of user memory
I/O Capacity Supports up to 2048 I/O points
Communication Ports Ethernet, Modbus, CANopen
Voltage Supply 24 V DC (nominal)
Mounting DIN Rail mounted
Operating Temperature -25°C to +60°C
Storage Temperature -40°C to +85°C
Dimensions (L x W x H) 110 mm x 90 mm x 75 mm
Weight 0.45 kg
Communication Protocols Modbus TCP, Modbus RTU, CANopen
Digital Inputs 24 (voltage inputs)
Digital Outputs 16 (relay outputs)
Analog Inputs 4 (12-bit resolution)
Analog Outputs 2 (12-bit resolution)

5 Recommended Models from the Same Series

Model Specification
140CPU43412A 32-bit processor, 1 MB memory, up to 4096 I/O, Ethernet support
140CPU11302 Compact design, 64 KB memory, 1024 I/O capacity
140CPU31110 Entry-level model, 256 KB memory, 128 I/O points
140CPU11303 256 KB memory, 512 I/O points, modular design
140CPU53414A High-end model, 1 MB memory, supports advanced protocols

5 Popular Models from Schneider Electric

Model Specification
M340 140CPU11303 256 KB memory, 512 I/O, modular
Modicon M221 12M2221 128 KB memory, compact design, Ethernet connectivity
Modicon M580 58050310 2 MB memory, Ethernet, high-speed processing
Modicon M241 14M2411 128 KB memory, cost-effective, 24 V DC power supply
Modicon M251 12M2511 128 KB memory, integrated I/O, compact design


Frequently Asked Questions (FAQ)

Q1: What is the power supply requirement for the 140CPU4321A?
A1: The 140CPU4321A requires a 24V DC power supply.

Q2: Can the 140CPU4321A be expanded?
A2: Yes, the system is modular and can be expanded by adding additional I/O modules and communication cards.

Q3: What communication protocols are supported by the 140CPU4321A?
A3: The 140CPU4321A supports Modbus TCP, Modbus RTU, and CANopen.

Q4: How many I/O points can the 140CPU4321A handle?
A4: The 140CPU4321A can support up to 2048 I/O points.

Q5: What are the temperature limits for operating the 140CPU4321A?
A5: The operating temperature range is between -25°C and +60°C.

Q6: Is there a backup power option for the 140CPU4321A?
A6: Yes, you can use an external uninterruptible power supply (UPS) for backup.

Q7: What kind of mounting options are available for this PLC?
A7: The 140CPU4321A is designed to be mounted on a DIN rail.

Q8: Can the 140CPU4321A be integrated with SCADA systems?
A8: Yes, it can be integrated with SCADA systems via the supported communication protocols.

Q9: What is the weight of the 140CPU4321A?
A9: The 140CPU4321A weighs 0.45 kg.

Q10: How do I upgrade the firmware of the 140CPU4321A?
A10: Firmware can be upgraded using the programming software provided by Schneider Electric.


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