Home / News / Schneider 140CRA21120 Product Details

Schneider 140CRA21120 Product Details

Oct 24, 2025 Schneider

Schneider Electric 140CRA21120 is a digital input/output(DIO)module that belongs to the Modicon Quantum series.It is mainly used to expand the I/O points of the PLC system and realize digital signal interaction with external devices.

Schneider 140CRA21120

Main Functions

Digital Input:Receive digital signals from external devices,such as switch quantity,sensor signal,etc.

Digital Output:Send digital signals to external devices to control actuators such as motors and solenoid valves.

Isolation Protection:Provide electrical isolation to protect the PLC system from external interference.

Product Features

Modular Design:Easy to install and maintain.

High Reliability:Suitable for industrial environments with high reliability.

Flexible Configuration:Can be configured according to different application requirements.

Strong Compatibility:Compatible with Modicon Quantum series PLC.

Application Fields

Industrial Automation:Widely used in various industrial automation systems,such as assembly lines,packaging machines,machine tools,etc.

Process control:Used in process control systems to monitor and control the production process.

Building automation:Used in building automation systems to control lighting,air conditioning and other equipment.

Schneider 140CRA21120C DIO Drop Interface
Schneider
Featured Product

Schneider 140CRA21120C

Dec 03, 2025

The Schneider Electric 140CRA21120C is a Distributed I/O (DIO) Drop Interface from the Modicon Quantum series , designed to support remote I/O communication architectures through S908 networks. It plays a critical role in extending Quantum

View Product Details
Buy-Globally

Buy-Globally

Contact Us for Inquiries & Needs

24/7 Online Support

If you have any questions or needs, please feel free to leave a message. Our customer service is online 24 hours a day, and we look forward to serving you.

Quick Response
Expert Advice
Global Support
24/7 Available

Leave a Comment

If you have any questions or needs, please feel free to leave a message
Our customer service is online 24 hours a day, and we look forward to serving you.
  • All comments(0
  • There are no comments yet. Come and post a comment!

Related Articles

TRICONEX 4119A Intelligent Communication Module Technical Overview
Jan 08, 2026

TRICONEX 4119A Intelligent Communication Module Technical Overview

TRICONEX 4119A is an intelligent communication module used in the TRICONEX series control systems. It supports multiple communicati

View News
EMERSON KJ4001X1-BE1 Bus Circuit Rack Product Introduction
Jan 03, 2026

EMERSON KJ4001X1-BE1 Bus Circuit Rack Product Introduction

The Emerson KJ4001X1-BE1 bus circuit rack is a bus module produced by Emerson for industrial automation control systems. It plays a

View News

Need a Custom Automation Solution?

Our team of experts can design and implement a tailored automation system to meet your specific requirements.