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Schneider Electric 140CPU31110C

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MANUFACTURER: Schneider Electric 
DESCRIPTION: Unity Processor 548 Kb - 66 Mhz - Coated 
PRODUCT TYPE INFO: Modicon Quantum 


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2 Year warranty

Part Number140CPU31110C
ManufacturerSchneider Electric
Model #140-CPU-311-10C
Warranty2 Year
Product weight0.65 kg
Range of productModicon Quantum automation platform
Product or component typeUnity processor
Clock frequency66 MHz
Number of slots10
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)
0 - 0 ethernet remote I/O rack(s)
Discrete I/O number8000 inputs, 8000 outputs - distributed - per network Modbus Plus
31744 inputs, 31744 outputs - remote
Unlimited (27 slots max) - local
Analogue I/O numberUnlimited (27 slots max) - local
1984 inputs,1984 outputs - S908 remote I/O
500 inputs, 500 outputs - distributed - per network Modbus Plus
Application specific I/OHigh-speed interrupt inputs
Serial link
Accurate time stamping
Number of optional modules2 ( Ethernet, Modbus, Modbus Plus, Profibus DP, Sy/Max)
Maximum number of connections1 ( USB)
2 ( AS-Interface) - distributed
2 ( Ethernet TCP/IP) - local
2 ( Modbus Plus) - local
2 ( Modbus) - RS232/485 Modbus/ASCII
2 ( Profibus DP) - local
4 ( AS-Interface) - remote
Integrated connection type1 Modbus Plus with
ChecksProcess control
Memory descriptionInternal RAM 548 kB
Switch functionSlide switch communication port : ASCII/RTU/Memory
Slide switch memory port/off
Application structure1 cyclic/periodic master task -
1 periodic fast task -
16 timer interrupt tasks -
64 I/O interrupt tasks -
64 interrupt tasks -
No auxiliary task -
Number of instructions per ms1.86 Kinst/ms if 100 % Boolean
2.49 Kinst/ms if 65 % Boolean and 35 % numerical
System overhead1 ms - master task
0.2 ms - fast task
Bus current requirement1800 mA
Local signalling1 LED green for communications are active on the Modbus Plus port (Modbus Plus)
1 LED green for communications are active on the Modbus port (Modbus)
1 LED green for CPU has been started and is solving logic (RUN)
1 LED green for CPU has passed the power-up diagnostic tests (READY)
1 LED orange for write-protected memory (memory port)
1 LED red for battery needs replacing or is not present (BAT LOW)
1 LED red for communications error on the Modbus Plus port (ERROR A)

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 140CPU31110C 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 140CPU31110C 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 140CPU31110C, 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.

  • Shipping Weight : 1lb

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Ask about exchanging your faulty 140CPU31110C 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 140CPU31110C Overview

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 140CPU31110C, 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 140CPU31110C 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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Over 1700 Ratings from Actual Customers

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Great company to work with

Anonymous Customer

Quick delivery and had what I needed.


Great and fast service. Exactly what we need.