Yokogawa EC402-50 ESB Bus Coupler Module

Product Introduction

The Yokogawa EC402-50 ESB Bus Coupler Module is a crucial component of Yokogawa’s advanced industrial automation systems. It serves as an interface between different systems, connecting the I/O modules to a control system for seamless communication. The EC402-50 ESB Bus Coupler Module is specifically designed for integration into Yokogawa’s CENTUM VP control systems, facilitating a stable and efficient data exchange between field devices and the central processing units (CPUs). With its high reliability and robust design, the EC402-50 ensures that industrial processes can be monitored and controlled effectively in various sectors such as chemical, power, and oil & gas industries.

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Product Specifications

Below are the detailed technical specifications of the Yokogawa EC402-50 ESB Bus Coupler Module:

Specification	Value
Module Type	Bus Coupler Module
Supported Bus System	ESB (Ethernet Switch Bus)
Input/Output Channels	32 I/O channels
Operating Voltage	24 V DC
Communication Protocol	Ethernet, Modbus, Profibus
Dimensions	130 x 129.5 x 32.8 mm
Weight	0.24 kg
Operating Temperature Range	-20°C to 60°C
Humidity Range	5% to 95% (non-condensing)
Power Consumption	4W
Mounting Type	DIN rail mount
Status Indication	LED indicators
Environmental Protection	IP20
Certifications	UL, CE, ATEX

 

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Product Applications

The Yokogawa EC402-50 ESB Bus Coupler Module is designed for use in a wide variety of industrial applications where stable and reliable communication between field devices and control systems is essential. Its main applications include:

• Process Automation: Used extensively in chemical, petrochemical, and pharmaceutical plants for connecting field devices to the control system.

• Power Plants: Helps facilitate the connection between various monitoring and control devices to ensure smooth and efficient operations.

• Oil & Gas: Plays a critical role in ensuring real-time communication between sensors, actuators, and the control system in harsh environments.

• Water Treatment: Used for connecting sensors and actuators in municipal and industrial water treatment facilities.

• Manufacturing: Integrates with factory automation systems to monitor machinery and production processes in real time.

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Product Advantages

1. Reliable Communication: The EC402-50 ensures seamless communication between the field devices and control systems, reducing the risk of data loss or miscommunication.

2. High Scalability: It supports a wide range of I/O modules and communication protocols, making it suitable for a variety of applications.

3. Rugged Design: The module is designed to withstand harsh industrial environments, with an operating temperature range of -20°C to 60°C and protection against dust and water (IP20).

4. Compact Size: The small footprint of the EC402-50 allows for easy installation in tight spaces, saving valuable rack space.

5. Easy Integration: With support for standard communication protocols like Ethernet, Modbus, and Profibus, the module integrates easily into existing control systems.

6. Cost-Effective: The EC402-50 offers reliable performance at a cost-effective price, making it an excellent choice for projects with budget constraints.

7. LED Status Indicators: Clear LED indicators make it easy to monitor the status of the module, ensuring quick identification of issues.

8. Global Certifications: The module is certified with UL, CE, and ATEX approvals, ensuring it meets the stringent standards required for operation in hazardous environments.

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Latest News Titles

• “Yokogawa Introduces the EC402-50 Bus Coupler Module for Enhanced Industrial Automation” – Industrial Automation News

• “Yokogawa’s EC402-50 Bus Coupler Module Optimizes Communication for Industrial Control Systems” – Process Control Today

• “Reliability and Scalability of Yokogawa EC402-50 for Power Generation Applications” – Energy Industry Update

• “Yokogawa EC402-50 Enhances Oil & Gas Automation with Robust Communication Capabilities” – Oil & Gas Technology Review

• “EC402-50 Bus Coupler Module from Yokogawa: The Future of Distributed Control Systems” – Automation World

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Frequently Asked Questions (FAQ)

1.What is the Yokogawa EC402-50 ESB Bus Coupler Module?

The EC402-50 is a bus coupler module designed to interface field devices with Yokogawa’s CENTUM VP control systems, enabling efficient communication and data transfer.

2.What communication protocols does the EC402-50 support?

The module supports Ethernet, Modbus, and Profibus communication protocols for seamless integration into various industrial systems.

3.What is the maximum number of I/O channels supported by this module?

The EC402-50 supports up to 32 I/O channels.

4.What is the operating voltage for the EC402-50?

The module operates on a 24V DC power supply.

5.What are the operating temperature limits for the EC402-50?

The module can operate in temperatures ranging from -20°C to 60°C.

6.What is the weight of the EC402-50?

The EC402-50 weighs 0.85 kg.

7.Is the EC402-50 module suitable for hazardous environments?

Yes, it is ATEX certified, making it suitable for use in hazardous areas.

8.How is the EC402-50 mounted?

The module is designed for DIN rail mounting, providing a secure and easy installation process.

9.What environmental protection does the EC402-50 offer?

The EC402-50 has an IP20 rating, offering protection against dust and water ingress.

10.What certifications does the EC402-50 have?

The module is certified with UL, CE, and ATEX, ensuring it meets international safety and quality standards.

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Recommended Related Models

Here are 8 recommended models from the same series or related products:

Model	Type	Features
Yokogawa EC402-10	Bus Coupler Module	Basic model with 16 I/O channels, compact design
Yokogawa EC402-30	Bus Coupler Module	Supports 48 I/O channels, higher capacity
Yokogawa EC402-100	Bus Coupler Module	Advanced features, multiple protocol support
Yokogawa EC403-50	Bus Coupler Module	Suitable for high-speed Ethernet networks
Yokogawa EC401-50	Bus Coupler Module	Ideal for large-scale industrial systems
Yokogawa EC405-50	Bus Coupler Module	High availability and redundancy features
Yokogawa EC406-50	Bus Coupler Module	Includes additional diagnostic tools
Yokogawa EC407-50	Bus Coupler Module	Supports wireless communication, designed for remote sites

Popular Models from Yokogawa

Here are 8 popular models from Yokogawa’s product line:

Model	Type	Applications
Yokogawa CENTUM VP	Distributed Control System	Industrial process control and automation
Yokogawa DPharp EJA	Pressure Transmitter	Measurement and control in chemical plants
Yokogawa EJX	Differential Pressure Transmitter	Suitable for oil, gas, and chemical industries
Yokogawa OpreX	Control Systems	Automation for various industrial processes
Yokogawa YTA610	Temperature Transmitter	Temperature measurement in diverse industries
Yokogawa AQ6370D	Optical Spectrum Analyzer	Used in R&D and communication systems
Yokogawa UTSeries	Ultrasonic Flowmeter	Water, chemical, and energy applications
Yokogawa DCS	Distributed Control System	Power, water, and chemical industries

 

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Recommended Related Models

Here are 8 recommended models from the same series or related products:

Model	Type	Features
Yokogawa EC402-10	Bus Coupler Module	Basic model with 16 I/O channels, compact design
Yokogawa EC402-30	Bus Coupler Module	Supports 48 I/O channels, higher capacity
Yokogawa EC402-100	Bus Coupler Module	Advanced features, multiple protocol support
Yokogawa EC403-50	Bus Coupler Module	Suitable for high-speed Ethernet networks
Yokogawa EC401-50	Bus Coupler Module	Ideal for large-scale industrial systems
Yokogawa EC405-50	Bus Coupler Module	High availability and redundancy features
Yokogawa EC406-50	Bus Coupler Module	Includes additional diagnostic tools
Yokogawa EC407-50	Bus Coupler Module	Supports wireless communication, designed for remote sites

Popular Models from Yokogawa

Here are 8 popular models from Yokogawa’s product line:

Model	Type	Applications
Yokogawa CENTUM VP	Distributed Control System	Industrial process control and automation
Yokogawa DPharp EJA	Pressure Transmitter	Measurement and control in chemical plants
Yokogawa EJX	Differential Pressure Transmitter	Suitable for oil, gas, and chemical industries
Yokogawa OpreX	Control Systems	Automation for various industrial processes
Yokogawa YTA610	Temperature Transmitter	Temperature measurement in diverse industries
Yokogawa AQ6370D	Optical Spectrum Analyzer	Used in R&D and communication systems
Yokogawa UTSeries	Ultrasonic Flowmeter	Water, chemical, and energy applications
Yokogawa DCS	Distributed Control System	Power, water, and chemical industries

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