Contents

SAFETY PRECAUTIONS
REVISIONS
CONTENTS
INTRODUCTION
CHAPTER 1 BASICS OF PLC
- 1.1 Program
- 1.2 Program Processing Procedure
- 1.3 MELSEC-Q Module Configuration
- 1.4 External I/O Signals and I/O Numbers
- 1.5 System Configuration and I/O Numbers of Demonstration Machine
CHAPTER 2 OPERATING GX DEVELOPER
- 2.1 Basic Knowledge Required for Operating GX Developer
  - 2.1.1 GX Developer Screen
  - 2.1.2 Project
- 2.2 Operation Before Creating Ladder Programs
  - 2.2.1 Starting up the GX Developer
  - 2.2.2 Creating a new project
  - 2.2.3 Changing the assignment of the function keys
- 2.3 Preparations for Starting Up CPU
- 2.4 Creating a Ladder Program
  - 2.4.1 Creating a ladder program using the function keys
  - 2.4.2 Creating a ladder program using the tool buttons
- 2.5 Converting the Program
- 2.6 Writing to the PLC CPU
- 2.7 Monitoring the Condition of the Ladder Program
- 2.8 Editing Ladder Program
  - 2.8.1 Making partial correction to the ladder program
  - 2.8.2 Drawing/Deleting lines
  - 2.8.3 Inserting/Deleting rows
  - 2.8.4 Cutting/Copying ladder program
- 2.9 Saving Ladder Program
  - 2.9.1 Saving newly-created or overwritten projects
  - 2.9.2 Saving a project under another name
- 2.10 Reading the Saved Project
CHAPTER 3 PLC DEVICES AND PARAMETERS
- 3.1 Devices
- 3.2 Parameters
CHAPTER 4 SEQUENCE & BASIC INSTRUCTIONS -Part 1-
- 4.1 List of Instructions Described in this Chapter
- 4.2 Differences between [OUT] and [SET] [RST]
- 4.3 Measuring Timer
- 4.4 Counting by the Counter
- 4.5 [PLS] Pulse (Turns the specified device ON for one scan at rising edge of an input condition.),[PLF] Pulf (Turns the...
- 4.6 [MC] Master control (Start),[MCR] Master control reset (End)
- 4.7 [CJ] [SCJ] [CALL] [RET] [FEND]
  - 4.7.1 [CJ] (Conditional jump: instataneous execution condition jump),[SCJ] (S conditional jump: execution condition jump...
  - 4.7.2 [CALL (P)] Call,[RET] Return,Executes a subroutine program
  - 4.7.3 [FEND] F end
- 4.8 Practice Questions
  - 4.8.1 Practice Question (1)
  - 4.8.2 Practice Question (2)
  - 4.8.3 Practice Question (3)
  - 4.8.4 Practice Question (4)
CHAPTER 5 BASIC INSTRUCTION Part 2
- 5.1 Notation of Numbers (Data)
- 5.2 Transfer Instruction
  - 5.2.1 [MOV (P)] 16-bit data transfer
  - 5.2.2 [BIN (P)] BCD -> BIN data conversion instruction
  - 5.2.3 [BCD (P)] BIN -> BCD data conversion instruction
  - 5.2.4 Example of specifying digit for bit devices and data transfer
  - 5.2.5 [FMOV (P)] FMOV (Batch transfer of the same data),[BMOV (P)] BMOV (Batch transfer of the block data)
- 5.3 Comparison Operation Instruction
- 5.4 Arithmetic Operations Instruction
  - 5.4.1 [+(P)] BIN 16 bit data addition,[-(P)] BIN 16 bit data subtraction
  - 5.4.2 [* (P)] BIN 16 bit multiplication,[/(P)] BIN 16 bit division
  - 5.4.3 32-bit data instructions and their necessity
  - 5.4.4 Calculation examples of multiplication/division that include decimal points (in the case where an arithmetic...
- 5.5 Index Register, File Register
  - 5.5.1 How to use index register Z
  - 5.5.2 How to use file register R
- 5.6 External Setting of the Timer/Counter Set Value, and the External Display of the Current Value
- 5.7 Practice Question
  - 5.7.1 Practice Question (1) MOV
  - 5.7.2 Practice Question (2) BIN,BCD conversion
  - 5.7.3 Practice Question (3) FMOV
  - 5.7.4 Practice Question (4) Comparison instruction
  - 5.7.5 Practice Question (5) +,-
  - 5.7.6 Practice Question (6) * , /
  - 5.7.7 Practice Question (7) D * , D/
CHAPTER 6 USING OTHER FUNCTIONS
- 6.1 Clock Function
- 6.2 Test Function at Online
  - 6.2.1 Turning device "Y" ON/OFF forcibly
  - 6.2.2 Setting and resetting device "M"
  - 6.2.3 Changing a current value of device "T"
  - 6.2.4 Reading error steps
  - 6.2.5 Remote RUN/STOP
- 6.3 Forced I/O Assignment by Parameter Settings
- 6.4 Using Retentive Timers
- 6.5 Batch Replacement of Devices
  - 6.5.1 Batch replacement of device numbers
  - 6.5.2 Batch switching of specified devices between normally open and normally close
- 6.6 Write During RUN
- 6.7 Registering Devices
- 6.8 Creating Comments
CHAPTER 7 PROGRAMMING INTELLIGENT FUNCTION MODULES
- 7.1 Intelligent Function Module
- 7.2 Data Communication between Intelligent Function Modules and CPUs
  - 7.2.1 I/O signals to CPUs
  - 7.2.2 Data communication with intelligent function modules
- 7.3 Communicating with Intelligent Function Modules
  - 7.3.1 Communication methods with intelligent function modules
  - 7.3.2 Using GX Configurator for communication
  - 7.3.3 Data created by GX Configurator
- 7.4 Exercise System of Intelligent Function Module
- 7.5 Q64AD Analog/Digital Conversion Module
  - 7.5.1 Names of parts
  - 7.5.2 A/D conversion characteristics
  - 7.5.3 Intelligent function module switch settings
  - 7.5.4 Setting with GX Configurator
  - 7.5.5 Exercise with the demonstration machine
- 7.6 Q62DA Digital/Analog Conversion Module
  - 7.6.1 Names of parts
  - 7.6.2 D/A conversion characteristics
  - 7.6.3 Intelligent function module switch settings
  - 7.6.4 Setting with GX Configurator
  - 7.6.5 Exercise with the demonstration machine
CHAPTER 8 USING THE LOGIC TEST FUNCTION (GX SIMULATOR)
- 8.1 Operating Procedure of Logic Test Function (GX Simulator)
- 8.2 Monitoring Device Status and Testing Devices
- 8.3 I/O System Settings Function
  - 8.3.1 Device value input
  - 8.3.2 Timing chart value input
  - 8.3.3 Executing the I/O system settings
CHAPTER 9 MAINTENANCE
- 9.1 Typical Troubles
- 9.2 Maintenance
- 9.3 Consumable Products
- 9.4 Service Life of Output Relay
- 9.5 Spare Products
- 9.6 Using Maintenance Supporters
APPENDIX
- Appendix 1 I/O Control Mode
  - Appendix 1.1 Direct mode
  - Appendix 1.2 Refresh mode
  - Appendix 1.3 Comparisons between the direct mode and refresh mode
- Appendix 2 Instruction Table
  - Appendix 2.1 Sequence instructions
  - Appendix 2.2 Basic instructions
  - Appendix 2.3 Application instructions
  - Appendix 2.4 Instructions for data link
  - Appendix 2.5 QCPU instructions
- Appendix 3 Special Relay List
- Appendix 4 Special Register List
- Appendix 5 Application Program Examples
  - Appendix 5.1 Flip-flop ladder
  - Appendix 5.2 One shot ladder
  - Appendix 5.3 Long time timer
  - Appendix 5.4 Off delay timer
  - Appendix 5.5 On delay timer (momentary input)
  - Appendix 5.6 ON-OFF repeat ladder
  - Appendix 5.7 Preventing chattering input
  - Appendix 5.8 Ladders with a common line
  - Appendix 5.9 Time control program
  - Appendix 5.10 Clock ladder
  - Appendix 5.11 Starting stardelta operation of electrical machinery
  - Appendix 5.12 Displaying elapsed time and outputting before time limit
  - Appendix 5.13 Retentive timer
  - Appendix 5.14 Switching timer set value externally
  - Appendix 5.15 Setting counters externally
  - Appendix 5.16 Measuring operation time
  - Appendix 5.17 Measuring cycle time
  - Appendix 5.18 Application example of (D) CML (P)
  - Appendix 5.19 Program showing divided value of 4-digit BIN value to 4 places of decimals
  - Appendix 5.20 Carriage line control
  - Appendix 5.21 Starting compressors in order using ring counters
  - Appendix 5.22 Application example of positioning control
  - Appendix 5.23 Application example using index Z
  - Appendix 5.24 Application example of FIFO instruction
  - Appendix 5.25 Application example of data shift
  - Appendix 5.26 Example of operation program calculating square root of data
  - Appendix 5.27 Example of operation program calculating n-th power of data
  - Appendix 5.28 Program using digital switch to input data
  - Appendix 5.29 Displaying number of faults with fault numbers using fault detection program
- APPENDIX 6 Keys of GX Developer

Mitsubishi Electric Q Series Basic Course Training Manual

Mitsubishi Electric Q Series Basic Course manual cover

Pages 374

Year 2006

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Mitsubishi Electric Q Series Basic Course Specification

The Mitsubishi Electric Q Series Basic Course is designed to provide a comprehensive introduction to the Q Series programmable logic controllers (PLCs), renowned for their versatility and performance in industrial automation. This technical specification overview highlights the core components and functionalities of the Q Series PLCs as covered in the course. The Q Series PLCs are built on a modular architecture, allowing users to customize systems to meet specific application requirements. They support a wide range of modules for I/O, communication, and control, providing scalability and flexibility. The CPUs in the Q Series range from basic to advanced models, offering options for various processing speeds and memory capacities. In terms of communication, the Q Series supports multiple protocols including Ethernet, CC-Link, and Modbus, facilitating seamless integration into diverse industrial networks. The course covers the programming environment, which utilizes the GX Works2 software. This software provides an intuitive interface for ladder logic, structured text, and function block diagram programming, catering to different user preferences and project needs. The Q Series is designed with robust performance features such as high-speed processing, large memory capacity, and extensive connectivity options, making it suitable for complex automation tasks. Additionally, the course delves into diagnostic and troubleshooting tools inherent to the Q Series, enabling efficient maintenance and minimal downtime. The Mitsubishi Electric Q Series Basic Course is structured to equip participants with the essential knowledge to effectively implement and manage Q Series PLCs in automation projects, emphasizing practical applications and real-world scenarios. The course aims to enhance the technical proficiency of participants, ensuring they can leverage the full potential of the Q Series PLCs for optimized industrial processes.

Mitsubishi Electric Q Series Basic Course F.A.Q.

How do I initialize a Mitsubishi Q Series PLC?

To initialize a Mitsubishi Q Series PLC, power on the device and connect it to a PC with GX Developer software. Use the 'Write to PLC' function to download the initial parameters and program.

What steps should be taken if the PLC does not start?

Check the power supply and ensure all connections are secure. Verify that the PLC is in RUN mode and check for any error codes in the display or via the monitoring software.

How can I troubleshoot communication issues with the Q Series PLC?

Ensure that all communication cables are correctly connected and not damaged. Check the configuration settings in the GX Developer for any mismatches. Use the diagnostic tools in the software to identify issues.

What maintenance is required for Mitsubishi Q Series PLCs?

Perform regular visual inspections for dust and damage. Ensure that the ventilation openings are not obstructed. Periodically check the battery status and replace it as needed.

How do I update the firmware on a Q Series PLC?

Download the latest firmware from the Mitsubishi Electric website. Connect the PLC to a computer via USB or Ethernet, and use the GX Works2 or other appropriate software to perform the firmware update.

What should I do if the PLC program is not executing correctly?

Check for errors in the program logic using the GX Developer's debugging tools. Verify that all inputs and outputs are correctly wired and that the program has been correctly downloaded to the PLC.

How can I reset a Q Series PLC to factory settings?

To reset a Q Series PLC to factory settings, you need to clear the memory using the GX Developer software. Navigate to 'PLC' > 'Clear Memory', and select the appropriate options to reset the device.

What are common error codes for the Q Series PLC and their meanings?

Common error codes include E0 (program error), E7 (battery failure), and E9 (communication error). Refer to the Q Series User Manual for a detailed list of error codes and troubleshooting steps.

How can I perform a backup of my PLC program?

Connect your PLC to a computer with GX Developer or GX Works2. Use the 'Read from PLC' function to download the current program and save it to your PC for backup purposes.

How do I extend the functionality of my Q Series PLC?

Functionality can be extended by adding expansion modules such as I/O modules, communication modules, or special function modules. Ensure compatibility and configure settings using the GX Developer or GX Works2 software.