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2-year Warranty

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Schneider Electric 140CPU67261

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MANUFACTURER: Schneider Electric 

DESCRIPTION: Unity Hot Standby Processor With Single Mode Ethernet

PRODUCT TYPE INFO: Modicon Quantum  

2 in stock

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2 Year warranty

Part Number140CPU67261
ManufacturerSchneider Electric
Model #140-CPU-672-61
Warranty2 Year
Product or component typeUnity processor
Mode of transmissionSingle mode
Clock frequency266 MHz
Number of slots2
Number of racks2 - local rack(s)
Number of distributed I/O station63 station(s) - 1 rack(s) - 3 Modbus Plus network(s)
Number of remote I/O station31 - 2 S908 remote I/O rack(s)
31 - 2 ethernet Quantum remote I/O rack(s)
31 - 2 ethernet X80 remote I/O rack(s)
Discrete I/O numberUnlimited (31 drops of 28 slots max) - ethernet remote I/O
0 - local - forbidden in Hot Standby application
8000 inputs, 8000 outputs - distributed - per network Modbus Plus
31744 inputs, 31744 outputs - remote
Analogue I/O numberUnlimited (31 drops of 28 slots max) - ethernet remote I/O
0 - local - forbidden in Hot Standby application
500 inputs, 500 outputs - distributed - per network Modbus Plus
1984 inputs,1984 outputs - remote
Application specific I/OAccurate time stamping
High-speed interrupt inputs
Serial link
Communication serviceEthernet router
Number of optional modules6 ( Ethernet, Modbus, Modbus Plus, Profibus DP, Sy/Max)
Maximum number of connections1 ( USB)
2 ( AS-Interface) - distributed
4 ( AS-Interface) - remote
6 ( Ethernet TCP/IP) - local
6 ( Modbus Plus) - local
6 ( Profibus DP) - local
1 ( Modbus) - RS232/485 Modbus/ASCII
Integrated connection type1 Modbus Plus with
1 Modbus with
1 USB with
1 optic fibre with Hot Standby protocol
ChecksProcess control
Hot standby
Memory descriptionInternal RAM 3072 kB - 1536 kB for data
Expandable 7168 kB - program with PCMCIA card
Expandable 8 MB - file storage with PCMCIA card
Switch functionKey switch memory port on/off
Application structure1 cyclic/periodic master task -
1 periodic fast task - forbidden in Hot Standby application
128 I/O interrupt tasks - forbidden in Hot Standby application
128 interrupt tasks - forbidden in Hot Standby application
32 timer interrupt tasks - forbidden in Hot Standby application
4 auxiliary tasks - forbidden in Hot Standby application
Execution time per instruction0.0525...0.075 µs Boolean
0.045...0.06 µs on word
0.045...0.06 µs on fixed-point arithmetic
0.4...0.5 µs floating points
Number of instructions per ms15 Kinst/ms if 65 % Boolean and 35 % numerical
20 Kinst/ms if 100 % Boolean
System overhead1 ms - master task
0.2 ms - fast task
Bus current requirement2760 mA
Local signalling1 LED green for Ethernet activity (COM)
1 LED red for Ethernet collision

Our Repair Services

MRO Electric repairs CNCs, PLCs, Servo/Spindle Drives, Motors, Amplifiers, VFDs, HMIs, and more, most of which can be repaired in only 3-5 days.

Repair Benefits

MRO can restore your failed 140CPU67261 to remanufactured condition and save you up to 75% compared to buying new. We offer standard repair pricing to ensure you the best value for your repair.

Our certified technicians use rigorous testing procedures to ensure your parts are restored to fully functioning condition. Our team proudly stands behind all repairs by providing a minimum 2-year warranty.

Our technicians have vast experience with most manufacturers and models. In addition to this 140CPU67261 we also repair drives, motors, PLCs and more, so if you don’t see the model you need, please contact us.

Core Exchange

If you are interested in getting credit for your faulty 140CPU67261, just let us know, and we can issue you an RMA to send it in as an exchange. Our exchange program provides you with savings and keeps us stocked for the next time you need anything.

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Ask about exchanging your faulty 140CPU67261 for credit when ordering from MRO Electric

MRO Electric provides a 2-year warranty on every item we sell and repair. We stand behind all of our products and guarantee them for the full 2 years. If there is an issue with any of our products within the warranty period, we will evaluate the unit and repair or replace it under warranty.

Schneider Electric 140CPU67261 Overview

Schneider Electric 140CPU67261 Unity Processor

The Schneider Electric 140CPU67261 Unity is a processor identified by its part number 140CPU67261. It offers advanced capabilities to streamline operations and optimize control systems in various industrial environments.

Robust Unity Processor:

At the heart of the 140CPU67261 lies its robust Unity processor, designed to handle complex automation tasks efficiently. With a clock frequency of 266 MHz and support for single-mode transmission, this processor ensures efficient and reliable operation, even in demanding applications.

Versatile Configuration Options:

The 140CPU67261 offers versatile configuration options to accommodate diverse automation requirements. With support for up to 16 slots, including two racks for local use and 63 stations for distributed I/O, users can customize their control systems to suit specific needs, maximizing flexibility and scalability.

Comprehensive I/O Capabilities:

Equipped with comprehensive I/O capabilities, the 140CPU67261 facilitates seamless integration of various devices and sensors into the control system. It supports unlimited discrete I/O and analog I/O, enabling precise data acquisition and control for enhanced system performance.

Advanced Communication Services:

Communication is vital in industrial automation, and the 140CPU67261 excels in this aspect with its advanced communication services. Built-in Ethernet router functionality and support for multiple network protocols, including Modbus, Modbus Plus, and Profibus DP, enable seamless data exchange and integration with other devices and systems.

Expandable Memory and Storage:

The 140CPU67261 features expandable memory and storage options to accommodate growing application requirements. With internal RAM of 3072 kB (1536 kB for data) and expandable memory up to 7168 kB with a PCMCIA card, users can store programs and data efficiently, ensuring optimal performance and flexibility.

Robust Security and Safety Features:

Security and safety are paramount in industrial automation, and the 140CPU67261 prioritizes both aspects with its robust security and safety features. With integrated checks for process control and hot standby functionality, it ensures reliable operation and minimizes the risk of system failures or security breaches.

Efficient Execution and Performance:

The 140CPU67261 offers efficient execution and high performance, with fast task execution times and high instruction throughput. With execution times as low as 0.045 µs for word instructions and support for up to 20 Kinst/ms, it enables rapid processing of control logic and data, enhancing overall system responsiveness.

Frequently Asked Questions about the Schneider Electric 140CPU67261 Unity Processor:

Q: What is the Schneider Electric 140CPU67261 Unity Processor?

A: The Schneider Electric 140CPU67261 Unity Processor is a powerful processor used in industrial automation systems to control and manage various devices and processes.

Q: What are the key features of the 140CPU67261 Unity Processor?

A: The 140CPU67261 features a robust Unity processor with a clock frequency of 266 MHz, support for single-mode transmission, versatile configuration options with up to 16 slots, comprehensive I/O capabilities, advanced communication services, expandable memory and storage, robust security and safety features, and efficient execution and performance.

Q: What applications is the 140CPU67261 Unity Processor suitable for?

A: The 140CPU67261 Unity Processor is suitable for various industrial automation applications, including manufacturing, process control, utilities, transportation, and more, where precise control and management of devices and processes are essential.

Q: How does the 140CPU67261 ensure reliability and safety?

A: The 140CPU67261 Unity Processor incorporates robust security and safety features, including checks for process control and hot standby functionality, to ensure reliable operation and minimize the risk of system failures or security breaches in industrial environments.

Q: Is the 140CPU67261 easy to integrate into existing systems?

A: Yes, the 140CPU67261 Unity Processor is designed for seamless integration into existing control systems. It supports multiple communication protocols and offers versatile configuration options to accommodate diverse application requirements.

Q: What support and documentation are available for the 140CPU67261?

A: Schneider Electric provides comprehensive support and documentation for the 140CPU67261 Unity Processor, including user manuals, datasheets, technical specifications, and online resources, to assist users in installation, operation, and troubleshooting.

Schneider Electric products are manufactured in France and are designed for Material handling, packaging, and textile machines usage. They come with a 2-year warranty from MRO Electric. We also carry CPUs from other manufacturers such as Modicon and ABB.

Contact Us Today For More Information About Schneider Electric Products

Check out the rest of our Schneider Electric product line. Whether it's using our online instant quote feature, giving us a call at (800) 691-8511, or emailing us at, we strive for customer satisfaction first. This means lower prices and better service for you. For more products like 140CPU67261, take a look at more from our CPUs line. If your current unit has gone bad, take advantage of our Core Exchange program for the most inexpensive route. You can learn more about this program on our FAQ page here. We offer a repair service on all of our 140CPU67261 products that keep your downtime to a minimum. To stay up to date on manufacturer news, as well as access any of our datasheets, manuals, or other documentation, we suggest you take a look at our blog.

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