Contents

SAFETY PRECAUTIONS
REVISIONS
INTRODUCTION
CONTENTS
About Generic Terms and Abbreviations
Chapter 1 BASICS OF ETHERNET NETWORK
- 1.1 Ethernet
- 1.2 Addresses
  - 1.2.1 MAC address (Ethernet address)
  - 1.2.2 IP address
- 1.3 Communication Protocol
  - 1.3.1 Communication model
  - 1.3.2 IP protocol
  - 1.3.3 TCP and UDP
- 1.4 MELSEC-Q Ethernet Module
  - 1.4.1 Role of Ethernet module
  - 1.4.2 Outline of Ethernet module
CHAPTER 2 BEFORE USING ETHERNET MODULE
- 2.1 Two Data Codes
- 2.2 Types of Data Communication Functions
  - 2.2.1 Communication using MC protocol
  - 2.2.2 Fixed buffer communication
  - 2.2.3 Communication using random access buffer
  - 2.2.4 Communicability with external devices for each data communication function
- 2.3 Open/Close Processing
  - 2.3.1 Active open/close processing
  - 2.3.2 Passive open/close processing
  - 2.3.3 UDP/IP open/close processing
CHAPTER 3 SYSTEM CONFIGURATION
- 3.1 Applicable Systems
- 3.2 Devices Required for Network Configuration
CHAPTER 4 SPECIFICATIONS OF ETHERNET MODULE & SETTINGS AND PROCEDURES PRIOR TO OPERATION
- 4.1 Performance Specifications
- 4.2 Ethernet Module Function List
- 4.3 Settings and Procedures Prior to Starting the Operation
- 4.4 Components of the Ethernet Module
- 4.5 Connecting to the Network
- 4.6 Settings from GX Developer
- 4.7 Self-Diagnostic Tests
  - 4.7.1 Self refrain test
  - 4.7.2 Hardware test
- 4.8 Mounting and Dismounting the Module
CHAPTER 5 ASSIGNMENT I (MC PROTOCOL COMMUNICATION BETWEEN PLC AND PLC CPU)
- 5.1 System Configuration for Exercise
- 5.2 Parameter Settings and TCP/IP Settings for PC
  - 5.2.1 GX Developer startup and multiple CPU settings
  - 5.2.2 Network parameters setting the number of MNET/10H Ethernet cards
  - 5.2.3 Transfer setup
  - 5.2.4 Parameter write
  - 5.2.5 TCP/IP settings for PC
- 5.3 Operation of MX Component
  - 5.3.1 Setting the logical station number
  - 5.3.2 Communication diagnostics
- 5.4 Visual Basic Program (Device Read)
  - 5.4.1 Visual basic program
  - 5.4.2 Operation of demonstration machine
- 5.5 Visual Basic Program (Device Write)
  - 5.5.1 Visual basic program
  - 5.5.2 Operation of demonstration machine
CHAPTER 6 ASSIGNMENT II (FIXED BUFFER COMMUNICATION BETWEEN PLC CPUS (PROCEDURE EXIST))
- 6.1 System Configuration of Exercise
- 6.2 Ethernet Module Settings on the Sending Side
  - 6.2.1 Setting parameters with GX Developer
  - 6.2.2 Sequence program
- 6.3 Ethernet Module Settings on the Receiving Side
  - 6.3.1 Setting parameters with GX Developer
  - 6.3.2 Sequence program
- 6.4 PING Test Using GX Developer (Via CPU)
- 6.5 Operation of Demonstration Machine
CHAPTER 7 ASSIGNMENT III (FIXED BUFFER COMMUNICATION BETWEEN PLC CPUS (NO PROCEDURE))
- 7.1 System Configuration of Exercise
- 7.2 Ethernet Module Settings (PLC A1 to A5)
  - 7.2.1 Setting parameters with GX Developer
  - 7.2.2 Sequence program
- 7.3 Ethernet Module Settings (PLC B1 to B5)
  - 7.3.1 Setting parameters with GX Developer
  - 7.3.2 Sequence program
- 7.4 PING Test Using GX Developer (Via CPU)
- 7.5 Operation of Demonstration Machine
CHAPTER 8 ASSIGNMENT IV (FIXED BUFFER COMMUNICATION BETWEEN PLC CPUS VIA ROUTER (NO PROCEDURE))
- 8.1 System Configuration of Exercise
- 8.2 Ethernet Module Settings (PLC A1 to A5)
  - 8.2.1 Setting parameters with GX Developer
  - 8.2.2 Sequence program
- 8.3 Ethernet Module Settings (PLC B1 to B5)
  - 8.3.1 Setting parameters with GX Developer
  - 8.3.2 Sequence program
- 8.4 PING Test from Personal Computer
- 8.5 Operation of Demonstration Machine
APPENDIX
- Appendix 1 Visual Basic(R) Version 6
  - Appendix 1.1 Startup of Visual Basic(R)
  - Appendix 1.2 Outline Command
  - Appendix 1.3 Term
  - Appendix 1.4 Toolbox List
  - Appendix 1.5 Toolbar List
  - Appendix 1.6 Property List
  - Appendix 1.7 Method List
  - Appendix 1.8 Function List
- Appendix 2 MX Component
  - Appendix 2.1 Functions of MX Component
  - Appendix 2.2 Function List
  - Appendix 2.3 Error code List
- Appendix 3 Connecting GX Developer to PLC CPU via Ethernet
- Appendix 4 Troubleshooting
  - Appendix 4.1 How to Check Errors Using LED Displays
    - Appendix 4.1.1 Checking error display
    - Appendix 4.1.2 How to turn off COM.ERR. LED and to read/clear error information
  - Appendix 4.2 How to Check an Error Through GX Developer
    - Appendix 4.2.1 Ethernet diagnostics
    - Appendix 4.2.2 System monitor
- Appendix 5 DEDICATED INSTRUCTIONS
  - Appendix 5.1 Dedicated Instruction List
  - Appendix 5.2 OPEN Instruction
  - Appendix 5.3 CLOSE Instruction
  - Appendix 5.4 BUFSND Instruction
  - Appendix 5.5 BUFRCV Instruction

Mitsubishi Electric Ethernet Course Training Manual

Mitsubishi Electric Ethernet Course manual cover

Pages 228

Year 2006

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of 228

Mitsubishi Electric Ethernet Course Specification

The Mitsubishi Electric Ethernet Course offers a comprehensive training program focused on the integration and application of Ethernet technologies within automation systems. This course is designed to enhance participants' understanding of Ethernet protocols, data communication standards, and network configurations relevant to Mitsubishi Electric products. Participants will gain insights into the practical aspects of implementing Ethernet networks in industrial environments, including network topology design, IP addressing, and subnetting. The course covers the configuration and programming of Mitsubishi Electric devices, such as programmable logic controllers (PLCs) and human-machine interfaces (HMIs), to ensure seamless communication over Ethernet.

Key topics include an in-depth exploration of TCP/IP protocols, understanding and managing network traffic, and ensuring data integrity and security within Ethernet networks. Participants will learn how to troubleshoot common network issues and apply best practices for maintaining reliable and efficient communication systems. The course incorporates hands-on exercises, allowing attendees to directly interact with Mitsubishi Electric hardware and software components, enhancing their practical skills and confidence in deploying Ethernet networks.

The training is suitable for engineers, technicians, and IT professionals who are involved in the design, implementation, or maintenance of industrial automation systems. It equips them with the necessary skills to optimize network performance and ensure robust connectivity in automated environments. By the end of the course, participants will be proficient in configuring and managing Ethernet communications for Mitsubishi Electric systems, enabling them to support advanced industrial automation projects with improved efficiency and reliability.

Mitsubishi Electric Ethernet Course F.A.Q.

How do I configure the IP address for a Mitsubishi Electric Ethernet module?

To configure the IP address, use the Mitsubishi Electric's programming software, navigate to the Ethernet settings, and enter the desired IP address. Ensure the address is within the network range.

What should I do if my Mitsubishi Ethernet module is not communicating with the network?

Check the physical connections first. Verify that the Ethernet cable is connected properly. Then, ensure that the IP address and subnet mask are correctly configured. Test using a ping command to check network connectivity.

How can I update the firmware on a Mitsubishi Ethernet module?

Download the latest firmware from the Mitsubishi Electric website. Connect to the module using the programming software, and follow the instructions to upload the new firmware.

What tools are required for troubleshooting a Mitsubishi Ethernet network?

Common tools include a multimeter, network cable tester, and a computer with network analysis software. Having the Mitsubishi Electric diagnostic tools and software can also be beneficial.

How do I set up a remote connection to a Mitsubishi PLC via Ethernet?

To set up a remote connection, ensure the PLC is accessible over the Internet. Configure port forwarding on the router, and use a VPN for secure access. Utilize Mitsubishi's software to connect to the PLC remotely.

Can I use third-party switches and routers with Mitsubishi Ethernet systems?

Yes, third-party switches and routers can be used, provided they support the required protocols and network speeds. It's recommended to follow Mitsubishi Electric's guidelines for network setup.

What are the best practices for maintaining a Mitsubishi Ethernet network?

Regularly check network cables and connections for wear and tear. Update firmware and software as needed. Monitor network performance and address any latency or disconnection issues promptly.

How do I integrate Mitsubishi Ethernet modules with existing IT infrastructure?

Ensure compatibility with existing network protocols. Work with IT to configure VLANs or subnets if necessary. Use Mitsubishi Electric's integration tools and software for seamless connectivity.

What are common error codes encountered in Mitsubishi Ethernet modules, and how do I resolve them?

Common error codes include loss of communication and IP conflict. Refer to the module's manual for error code definitions and resolutions. Correct the IP settings or replace faulty cables as needed.

How can I secure my Mitsubishi Ethernet network from unauthorized access?

Implement strong passwords and change them regularly. Use network firewalls and VPNs to secure remote access. Keep firmware updated to protect against vulnerabilities.