Contents

SAFETY PRECAUTIONS
CONDITIONS OF USE FOR THE PRODUCT
REVISIONS
INTRODUCTION
CONTENTS
MANUALS
GENERIC TERMS AND ABBREVIATIONS IN THIS MANUAL
TERMS
1 OVERVIEW
- 1.1 What is Simple Project?
- 1.2 Features of Simple Project
- 1.3 List of Functions
  - 1.3.1 List of functions common to Simple project and Structured project
  - 1.3.2 List of functions for editing in Ladder Diagram
  - 1.3.3 List of functions for editing SFC diagrams
  - 1.3.4 List of functions for editing SFC block list
2 SCREEN CONFIGURATION
- 2.1 Overview of Screen Configuration
- 2.2 Ladder Editor
  - 2.2.1 Editing screen
  - 2.2.2 Changing display size of editing screen
  - 2.2.3 Changing text size on editing screen
  - 2.2.4 Displaying/hiding comments
  - 2.2.5 Displaying/hiding areas for monitored current values
  - 2.2.6 Setting number of rows and columns for displayed comments
  - 2.2.7 Setting number of contacts to be displayed on ladder programs
  - 2.2.8 Switching display between label names and devices
  - 2.2.9 Displaying labels and devices simultaneously
  - 2.2.10 Setting display content of tooltips
  - 2.2.11 Hiding ladder blocks
  - 2.2.12 Displaying step ladder (STL) instruction in contact format
- 2.3 SFC Editor
  - 2.3.1 Editing screen
  - 2.3.2 Changing display size of editing screen
  - 2.3.3 Changing text size on editing screen
  - 2.3.4 Displaying MELSAP-L programs on SFC diagram
  - 2.3.5 Displaying/hiding SFC step/transition comments
  - 2.3.6 Setting number of columns for SFC diagram display
  - 2.3.7 Changing SFC display format
3 PROGRAMMING PROCEDURE
- 3.1 Creating Programs
4 PROGRAM CONFIGURATIONS
- 4.1 Program Configurations of Simple Project
5 SETTING LABELS
- 5.1 The Type of Label Setting Editor
- 5.2 Setting Global Labels
- 5.3 Setting Local Labels for Programs
- 5.4 Setting Local Labels for Function Blocks
- 5.5 Common Operations for Setting Labels
  - 5.5.1 Classes
  - 5.5.2 Data types
  - 5.5.3 Selecting data types
  - 5.5.4 Label comments
  - 5.5.5 Editing rows
  - 5.5.6 Deleting unused labels
- 5.6 Setting Structure Labels
  - 5.6.1 Setting structures
  - 5.6.2 Defining data type of label as structure
  - 5.6.3 Assigning devices to structure labels
  - 5.6.4 Assigning devices to structure array labels
- 5.7 Checking Duplications of Devices Assigned to Global Labels
- 5.8 Setting Ranges for Devices Assigned Automatically
  - 5.8.1 Considerations of automatically assigned devices
- 5.9 Writing/Reading Data to/from CSV Files
6 EDITING LADDER PROGRAMS
- 6.1 Creating Ladder Programs
  - 6.1.1 Switching between overwrite mode and insert mode
  - 6.1.2 Switching between write mode and read mode
- 6.2 Entering Instructions
  - 6.2.1 Entering contacts, coils, and application instructions
  - 6.2.2 Instruction help
  - 6.2.3 Selecting the duplicated coil check function
  - 6.2.4 Entering device comments
  - 6.2.5 Entering pointer numbers and interrupt pointer numbers
  - 6.2.6 Opening local label setting screen for program being edited
  - 6.2.7 Creating wrapping lines
  - 6.2.8 Displaying/editing ladder blocks in list format
- 6.3 Using Function Blocks
- 6.4 Using Inline Structured Text
  - 6.4.1 Feature of Inline structured text
  - 6.4.2 Inserting inline structured text box
  - 6.4.3 Editing inline structured text program
  - 6.4.4 Deleting inline structured text box
  - 6.4.5 Considerations for using Inline structured text function
- 6.5 Moving Cursor to Start of Ladder Block
- 6.6 Drawing Lines
  - 6.6.1 Drawing lines
  - 6.6.2 Entering vertical or horizontal lines
- 6.7 Deleting Contacts, Coils, and Application Instructions
  - 6.7.1 Deleting contacts, coils, and application instructions in unit of instruction
  - 6.7.2 Deleting contacts, coils, and application instructions by setting a range
  - 6.7.3 Deleting a ladder block
- 6.8 Deleting Lines
  - 6.8.1 Deleting lines
  - 6.8.2 Deleting vertical or horizontal lines
- 6.9 Inserting and Deleting Rows and Columns
  - 6.9.1 Inserting rows
  - 6.9.2 Deleting rows
  - 6.9.3 Inserting columns
  - 6.9.4 Deleting columns
- 6.10 Batch Inserting and Deleting NOP Instructions
  - 6.10.1 Batch inserting NOP instructions
  - 6.10.2 Batch deleting NOP instructions
- 6.11 Cutting, Copying, and Pasting Ladder Programs
  - 6.11.1 Pasting cut or copied elements in unit of instruction
  - 6.11.2 Pasting cut or copied elements by setting a range
  - 6.11.3 Pasting cut or copied ladder blocks
  - 6.11.4 Pasting ladder blocks consecutively
  - 6.11.5 Copying elements and devices simultaneously
- 6.12 Canceling Previous Operation
  - 6.12.1 Operation applicability
- 6.13 Restoring Ladder Programs to the Status of After Conversion
- 6.14 Considerations for Editing Ladder Programs
- 6.15 Changing T/C Setting Values
- 6.16 Writing/Reading List Format Programs
- 6.17 Setting Program Linkage Order (FXCPU)
7 EDITING SFC PROGRAMS
- 7.1 List of SFC Elements
- 7.2 Difference between MELSAP3 and MELSAP-L
- 7.3 Creating SFC Diagrams
  - 7.3.1 Entering SFC steps ()/()/()
  - 7.3.2 Entering block start steps ()/()
  - 7.3.3 Entering series transitions ()
  - 7.3.4 Entering selection divergences ()
  - 7.3.5 Entering simultaneous divergences ()
  - 7.3.6 Entering selection convergences ()
  - 7.3.7 Entering simultaneous convergences ()
  - 7.3.8 Entering jump transitions ()
  - 7.3.9 Entering end steps ()
  - 7.3.10 Drawing lines
  - 7.3.11 Inserting/deleting rows and columns
- 7.4 Deleting SFC Diagrams
  - 7.4.1 Deleting SFC elements by setting a range
  - 7.4.2 Deleting only divergence/convergence/vertical lines
- 7.5 Changing SFC Step Attributes
- 7.6 Cutting, Copying, and Pasting SFC Diagrams
- 7.7 Sorting SFC Step/Transition Numbers
- 7.8 Redisplaying SFC Diagrams
- 7.9 Creating Operation Outputs and Transition Conditions
  - 7.9.1 Creating operation output and transition condition programs (MELSAP3/FXCPU)
  - 7.9.2 Creating operation output and transition condition programs (MELSAP-L (instruction format))
  - 7.9.3 Creating operation output and transition condition programs (MELSAP-L (start conditions format))
- 7.10 Setting Block Information
- 7.11 Displaying SFC Block List
  - 7.11.1 Creating blocks with SFC block list
  - 7.11.2 Copying/pasting blocks on SFC block list
  - 7.11.3 Displaying comments on SFC block list
  - 7.11.4 Displaying devices on SFC block list
  - 7.11.5 Displaying SFC diagram from SFC block list
  - 7.11.6 Displaying Local Label Setting screen from SFC block list
- 7.12 Setting Parameters for SFC Programs
  - 7.12.1 SFC settings in PLC parameter
  - 7.12.2 Setting the property of SFC programs
- 7.13 Considerations for Creating Programs in MELSAP-L
- 7.14 Changing T/C Setting Values
8 SEARCH AND REPLACE
- 8.1 Searching for and Replacing Data in Ladder Programs
  - 8.1.1 Searching for devices/labels with simple search function
  - 8.1.2 Moving to specified device/label
  - 8.1.3 Jumping to specified step number
  - 8.1.4 Changing the module start I/O numbers
- 8.2 Searching for and Replacing Data in SFC Programs
  - 8.2.1 Jumping to specified SFC step number/transition number on SFC diagram
  - 8.2.2 Searching for jump with step number on SFC diagram
  - 8.2.3 Jumping to specified SFC step number/block number on SFC diagram
  - 8.2.4 Replacing SFC step number on SFC diagram
  - 8.2.5 Searching for blocks on SFC block list
  - 8.2.6 Searching for block number on SFC block list
  - 8.2.7 Searching for devices on SFC block list
9 EDITING COMMENTS/ STATEMENTS/NOTES
- 9.1 Editing Device Comments
- 9.2 Editing Statements and Notes
  - 9.2.1 Statements and notes
  - 9.2.2 Entering statements
  - 9.2.3 Modifying and deleting statements
  - 9.2.4 Entering notes
  - 9.2.5 Modifying and deleting notes
- 9.3 Batch Editing Statements and Notes
- 9.4 Changing the Type (PLC/Peripheral) of Statement/Note
- 9.5 Displaying Line Statements on Tree View
  - 9.5.1 Line statements on tree view
  - 9.5.2 Displaying line statements on tree view
  - 9.5.3 Disabling setting of line statements on tree view
  - 9.5.4 Moving ladder blocks on tree view
  - 9.5.5 Deleting ladder blocks on tree view
- 9.6 Jumping from Line Statement List
- 9.7 Merge Process when Reading Programs from Programmable Controller CPU
  - 9.7.1 Merge process
  - 9.7.2 Performing merge process
- 9.8 Editing SFC Comments
10 CONVERTING/ COMPILING PROGRAMS
- 10.1 For Projects without Labels
  - 10.1.1 Converting created programs
  - 10.1.2 Converting all programs
  - 10.1.3 Executing online program change simultaneously with ladder conversion
  - 10.1.4 Converting only one block
  - 10.1.5 Checking programs
- 10.2 For Projects with Labels
  - 10.2.1 Converting/compiling created programs
  - 10.2.2 Compiling all programs
  - 10.2.3 Executing online program change simultaneously with conversion/compilation
  - 10.2.4 Changing operating conditions of compilation
- 10.3 Compilation
  - 10.3.1 Compilation target data when compiling all programs
  - 10.3.2 Assigning devices
  - 10.3.3 Considerations of compilation
- 10.4 Checking for Errors and Warnings
  - 10.4.1 Correcting errors and warnings
11 WRITING/READING DATA TO/FROM PROGRAMMABLE CONTROLLER CPU
- 11.1 Writing/Reading Data to/from Programmable Controller CPU
12 MONITORING
- 12.1 Starting and Stopping Monitoring Programs
- 12.2 Changing Display Conditions of Monitoring
  - 12.2.1 Changing current value display format (decimal/hexadecimal) of word type variable
  - 12.2.2 Monitoring buffer memory and link direct device
  - 12.2.3 Switching to FXGP(DOS)/ FXGP(WIN) display format (FXCPU)
- 12.3 Monitoring Ladder Programs
  - 12.3.1 Monitoring ladder programs
  - 12.3.2 Monitoring programs with reference window
  - 12.3.3 Monitoring registered ladder blocks
- 12.4 Monitoring SFC Programs
  - 12.4.1 Monitoring SFC diagrams
  - 12.4.2 Monitoring transitions
  - 12.4.3 Monitoring operation outputs and transition conditions
  - 12.4.4 Batch monitoring all blocks, monitoring active steps
  - 12.4.5 Monitoring SFC block list
- 12.5 Setting monitoring condition/monitoring stop condition
13 SETTING OPTIONS
- 13.1 Basic Operations
- 13.2 Option Setting List
APPENDIX
- Appendix 1 List of Toolbars and Shortcut Keys
  - Appendix 1.1 Common toolbars and shortcut keys
  - Appendix 1.2 Toolbar icons and shortcut keys for setting labels
  - Appendix 1.3 Toolbar icons and shortcut keys for program editors
INDEX
TRADEMARKS

Mitsubishi Electric GX Works2 Version 1 Operating Manual v2

Mitsubishi Electric GX Works2 Version 1 manual cover

Pages 370

Year 2020

Language(s)

of 370

Mitsubishi Electric GX Works2 Version 1 Specification

Mitsubishi Electric GX Works2 Version 1 is an advanced software platform designed for programming and configuring Mitsubishi PLCs, specifically the MELSEC series. The software is developed to enhance efficiency in automation tasks by providing a user-friendly interface and a comprehensive suite of tools for project development and maintenance. GX Works2 integrates functionalities for ladder logic programming, structured text, and function block diagram, facilitating versatile programming approaches to meet diverse industrial automation needs.

The software's intuitive interface allows for seamless navigation and quick access to essential features, streamlining the programming process. It provides robust debugging and simulation capabilities, enabling users to test and validate their programs before deployment, thus minimizing errors and ensuring reliable operation. GX Works2 supports a wide range of MELSEC PLC models, ensuring compatibility and flexibility in different industrial environments. It includes advanced features such as automatic program conversion and batch processing, which significantly reduce development time and enhance productivity.

Additionally, GX Works2 offers comprehensive diagnostic tools for monitoring and troubleshooting PLC operations, helping maintain optimal system performance. The software supports integration with other Mitsubishi Electric automation tools, creating a cohesive ecosystem for managing complex automation projects. Its extensive library of pre-configured function blocks and templates simplifies the programming process, allowing engineers to focus on optimizing system performance rather than repetitive coding tasks. Overall, Mitsubishi Electric GX Works2 Version 1 is engineered to deliver high performance, improving automation efficiency through its powerful programming and configuration capabilities.

Mitsubishi Electric GX Works2 Version 1 F.A.Q.

How do I install GX Works2 Version 1 on my Windows PC?

To install GX Works2 Version 1, insert the installation CD into your drive or download the installer from the Mitsubishi Electric website. Run the setup file and follow the on-screen instructions, ensuring your system meets the minimum requirements.

What should I do if GX Works2 crashes on startup?

If GX Works2 crashes on startup, ensure your system meets the software requirements. Try running the program as an administrator, disabling any conflicting software, and checking for software updates. Reinstalling the software may also help resolve the issue.

How can I back up my project files in GX Works2?

To back up your project files in GX Works2, navigate to the 'Project' menu and select 'Save As' to store your project in a secure location. Additionally, you can manually copy the project folder from its directory to a backup drive or cloud storage.

What are the steps to update the firmware of a PLC using GX Works2?

To update the firmware of a PLC using GX Works2, connect your PC to the PLC, open the 'Online' menu, and select 'Firmware Update'. Follow the prompts to locate the firmware file and initiate the update process. Ensure the PLC remains powered during the update.

Can I use GX Works2 to simulate a PLC program without hardware?

Yes, GX Works2 includes a simulation feature that allows you to test and debug your PLC programs without needing physical hardware. Access this through the 'Simulation' menu and configure your simulation settings as needed.

How do I troubleshoot communication errors between GX Works2 and a PLC?

To troubleshoot communication errors, check the connection cables, verify the communication settings in GX Works2, and ensure the correct COM port is selected. Also, confirm that the PLC is powered on and in the correct mode for communication.

What maintenance practices should be followed for GX Works2 software?

Regularly update the software to the latest version, back up project files frequently, and ensure your computer system meets the software requirements. Additionally, maintain good cybersecurity practices to protect your software and projects.

How can I transfer a project from one PC to another using GX Works2?

To transfer a project, use the 'Save As' feature to export the project to a portable storage device. Then, copy the project files to the new PC and open them in GX Works2, ensuring all necessary libraries and configurations are included.

What should I do if I encounter license activation issues with GX Works2?

If you encounter license activation issues, verify that the license key is correctly entered and the internet connection is stable. If problems persist, contact Mitsubishi Electric support for assistance with activation.

How do I configure a new PLC device in GX Works2?

To configure a new PLC device, open GX Works2 and create a new project. Select the appropriate PLC model and series, then configure the device settings such as the communication parameters and I/O modules, according to your application requirements.