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Schneider Electric 140DDI35300

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Part Number140DDI35300
ManufacturerSchneider Electric
TypeI/O Modules
Model #140-DDI-353-00
Warranty2 Year
Module formatStandard
Product or component typeLow voltage dc discrete input modules
Discrete input number32
Group of channels4
Logic inputPositive (sink)
Discrete input voltage24 V DC
Input voltage limits19.2...30 V
Voltage state 1 guaranteed15...30 V DC
Voltage state 0 guaranteed-3...5 V DC
Current state 1 guaranteed>= 2 mA at Us = 5.5 V and Uin = 0 V
Current state 0 guaranteed<= 0.5 mA
Addressing requirement2 input words
Input impedance2500 Ohm
Leakage current200 mA at Us = 5.5 V and Uin = 4 V
Absolute maximum input56 V during 1.3 ms decaying pulse
30 V continuous
Response time<= 1 ms from state 1 to state 0
<= 1 ms from state 0 to state 1
Protection typeInput protection by resistor limited
Power dissipation1.7 W + (0.36 x number of points on)
Isolation between group and bus1780 Vrms for 1 minute
Isolation between group500 Vrms for 1 minute
Local signalling32 LEDs green input status
1 LED red external fault detected (F)
1 LED green bus communication is present (Active)
Bus current requirement330 mA

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Repair Benefits

MRO can restore your failed 140DDI35300 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 140DDI35300 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 140DDI35300, 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 140DDI35300 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 140DDI35300 Overview

Schneider 140DDI35300 Discrete Input Unit

The Schneider 140DDI35300 is a discrete input module, part of Schneider Electric's Modicon Quantum series. This module is specifically designed to interface with a wide range of input devices, such as switches, push buttons, and sensors. With its reliable build and advanced features, it plays a crucial role in data acquisition and control in various industrial processes.


  • Product Line: Modicon Quantum
  • Module Type: Discrete Input
  • Number of Channels: 32
  • Voltage Range: 24V DC
  • Input Type: Positive/Negative logic (configurable)
  • Response Time: Typically fast, suitable for most industrial applications
  • Communication Protocol: Modbus, plus compatibility with other Schneider-based communication protocols.
  • Terminal Type: Removable terminal blocks for easy installation and maintenance.
  • Environmental Conditions: Designed for industrial environments; resistant to dust, humidity, and minor mechanical impacts.

Frequently Asked Questions (FAQ):

Is the 140DDI35300 compatible with all Modicon Quantum PLCs?

  • Yes, the module is designed to be fully compatible with the Modicon Quantum series of programmable logic controllers (PLCs).

Can I use this module for both positive and negative logic applications?

  • Absolutely! The 140DDI35300 can be configured for both positive and negative logic operations, giving it flexibility in various application scenarios.

What kind of devices can I connect to this module?

  • This input module can interface with a wide range of digital input devices, including sensors, switches, push buttons, and more.

How do I configure the 140DDI35300?

  • Configuration can be done through Schneider's software suite, allowing you to tailor the module's operation to your specific needs.

What kind of protection does the module offer against external disturbances?

  • The 140DDI35300 is built to industrial standards, offering protection against common industrial disturbances such as electrical noise, minor shocks, and temperature fluctuations.

Additional Information:

When deciding on an input module, the reliability and efficiency of the Schneider 140DDI35300 stand out. Its design takes into account the dynamic demands of modern industries, ensuring that there's minimal downtime and higher accuracy in data acquisition.

Safety Precautions

  1. It's vital to turn off all power sources before installing or removing the module.
  2. Always handle the module with care, avoiding static discharge which might damage internal components.
  3. Ensure that all connected devices are compatible in terms of voltage and current ratings.

Maintenance Tips:

Regular checks: While the module is built to last, periodic inspections can help in the early detection of potential issues.

Cleaning: Ensure the module is free from dust or other contaminants which might affect its performance.

Upgrades: Periodically check for firmware updates to leverage the latest features and security patches.

Training and Support:

Schneider Electric offers training sessions and workshops on their products, enabling users to make the most of their investment. Additionally, their global support network ensures that help is readily available whenever needed.

In Conclusion

The Schneider 140DDI35300 is a testament to Schneider Electric's commitment to providing top-tier industrial automation solutions. With its compatibility, adaptability, and robust design, it's an invaluable asset in a wide array of control and monitoring applications. Always ensure you have the latest firmware and follow installation guidelines to ensure optimal performance and safety.

By choosing the Schneider 140DDI35300, you are opting for a blend of advanced technology, reliability, and world-class support. Whether upgrading an existing system or setting up a new one, this module proves to be a cornerstone of efficient and effective industrial automation.


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 140DDI35300, take a look at more from our I/O Modules 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 140DDI35300 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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