Our advantage
Global Logistics
We have a 10-year logistics and express cooperation agreement, so our products can be shipped to any place in the world.
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.
24-hour service
We provide 7*24 hours service to our customers. We will be there whenever you need us.
Price advantage
All our products are priced very favorably because we have our own warehouse and supply.
| Company Information | |||
| [email protected] | |||
| Mobile | +8615980777398 | ||
| +8615980777398 | |||
| 15980777398 |

The 140ERT85420 is an advanced Ethernet communication module designed to seamlessly integrate with Schneider Electric’s Modicon PLCs. It enables high-speed Ethernet-based communication between programmable logic controllers (PLCs) and various devices in industrial automation systems. This module is a critical component in factory automation, process control, and energy management applications, providing reliable communication for real-time data exchange.
The 140ERT85420 supports multiple industrial communication protocols such as Modbus TCP and Ethernet/IP, ensuring compatibility with a wide range of equipment in the industrial ecosystem. This module also features dual Ethernet ports for network redundancy, which enhances network reliability by ensuring that communication remains stable in case one network connection fails.
With its robust design and wide operational temperature range of -25°C to +70°C, the 140ERT85420 is well-suited for demanding industrial environments where reliability and high performance are essential.
The 140ERT85420 Ethernet communication module is typically used in industrial automation applications that require high-performance communication and fast data transfer. Some of its key applications include:
Factory Automation: Facilitating communication between PLCs, sensors, actuators, and other devices in production lines. It ensures that automated systems function smoothly and without interruption.
Process Control: Enabling communication between control systems and industrial equipment like pumps, valves, and sensors, ensuring precise and real-time control over manufacturing processes.
Energy Management: Connecting energy monitoring systems with electrical distribution equipment to optimize energy usage and reduce operational costs.
Building Automation: Managing HVAC, lighting, security, and other systems in large commercial and industrial buildings, improving energy efficiency and operational performance.
Remote Monitoring and Control: Providing remote access to industrial control systems, allowing operators to monitor and control operations from anywhere, improving flexibility and response times.
Dual Ethernet Ports: The 140ERT85420 module comes with two Ethernet ports that support network redundancy. This feature ensures that the communication remains intact even if one Ethernet link fails, making it ideal for mission-critical applications.
Fast Communication Speeds: Supporting 10/100 Mbps Ethernet speeds, this module ensures quick data transmission for real-time monitoring and control, which is crucial in fast-paced industrial environments.
Protocol Compatibility: It supports both Modbus TCP and Ethernet/IP, providing a wide range of industrial network integration capabilities.
Durable Design: Built to withstand harsh industrial conditions, the module operates within a wide temperature range of -25°C to +70°C, ensuring its reliability in both hot and cold environments.
Compact and Lightweight: The 140ERT85420 module is designed to be compact, taking up minimal space in control panels, and it is lightweight for easy handling and installation.
Flexible Integration: It integrates seamlessly with Modicon PLCs and other Schneider Electric products, providing flexibility and reducing installation complexity.
Brand: Schneider Electric
Series: Modicon (Modicon I/O Series)
Here are the detailed specifications of the 140ERT85420 Ethernet communication module:
| Parameter | Value |
|---|---|
| Model | 140ERT85420 |
| Type | Ethernet Communication Module |
| Ethernet Ports | 2 Ethernet Ports |
| Ethernet Speed | 10/100 Mbps |
| Protocols Supported | Modbus TCP, Ethernet/IP |
| Mounting Type | DIN Rail |
| Operating Temperature | -25°C to +70°C |
| Dimensions (L x W x H) | 90 x 72 x 110 mm |
| Weight | 0.35 kg |
| Power Consumption | 3 W |
| Response Time | < 1 ms |
| Connection Type | RJ45 Ethernet Ports |
| LED Indicators | Power, Network Activity, Link |
Below are five additional models from the Modicon I/O Series or related Ethernet communication modules that provide similar functionality:
| Model | Description | Ethernet Ports | Ethernet Speed | Protocols Supported |
|---|---|---|---|---|
| 140ERC04000 | Ethernet Communication Module with 1 Ethernet Port | 1 | 10/100 Mbps | Modbus TCP, Ethernet/IP |
| 140EIP30200 | Ethernet I/O Module | 2 | 10/100 Mbps | Ethernet/IP, Modbus TCP |
| 140DTS10200 | Serial to Ethernet Communication Module | N/A | N/A | Modbus RTU, Modbus TCP |
| 140DIO68000 | Digital Input/Output Module with Ethernet Support | 2 | 10/100 Mbps | Modbus TCP |
| 140DVO85300C | Digital Output Module with Ethernet Connectivity | 8 | 10/100 Mbps | Modbus TCP |
Here are five other popular models from Schneider Electric, focusing on various industrial automation needs:
| Model | Description | Channels | Voltage Range | Response Time |
|---|---|---|---|---|
| Modicon M340 | Modular PLC with Ethernet support | N/A | 24 V DC | < 1 ms |
| Modicon M580 | High-performance modular PLC for process control | N/A | 24 V DC | < 1 ms |
| TM3A16R | Analog I/O Module, 16 Channels | 16 | 24 V DC | < 1 ms |
| 140CRA93100 | Relay Output Module, 8 Channels | 8 | 24 V DC | < 1 ms |
| 140CPS32000 | Power Supply for Modicon M580 | N/A | 24 V DC | N/A |
Answer: The 140ERT85420 module has 2 Ethernet ports, providing network redundancy for enhanced reliability.
Answer: The module supports 10/100 Mbps Ethernet speeds for fast communication and efficient data transfer.
Answer: The 140ERT85420 module supports Modbus TCP and Ethernet/IP protocols, ensuring compatibility with a wide range of industrial devices.
Answer: Yes, the 140ERT85420 module is designed for easy DIN rail mounting, which simplifies installation in control panels.
Answer: The 140ERT85420 module consumes 3 W of power, making it energy-efficient for its high-performance capabilities.
Answer: The 140ERT85420 module can operate in temperatures ranging from -25°C to +70°C, which makes it suitable for use in demanding industrial environments.
Answer: The 140ERT85420 module weighs 0.35 kg, making it lightweight and easy to handle during installation.
Answer: The 140ERT85420 module features dual Ethernet ports, which can be configured for redundancy to ensure continuous communication even if one port fails.
Answer: Yes, the 140ERT85420 module allows for remote monitoring and control, enabling operators to manage systems from anywhere, increasing operational flexibility.
Answer: Yes, the 140ERT85420 module is fully compatible with other Modicon PLCs, ensuring easy integration into existing industrial automation systems.