Contents

SAFETY PRECAUTIONS
CONDITIONS OF USE FOR THE PRODUCT
REVISIONS
INTRODUCTION
CONTENTS
COMPLIANCE WITH EMC AND LOW VOLTAGE DIRECTIVES
ABOUT THE GENERIC TERMS AND ABBREVIATIONS
PACKING LIST
1 OVERVIEW
- 1.1 Features
2 SYSTEM CONFIGURATION
- 2.1 Applicable Systems
- 2.2 About Use of the QD62 (E/D) with the Q00J/Q00/Q01CPU
- 2.3 About Use of the QD62 (E/D) with the Redundant CPU
- 2.4 About Use of the QD62 (E/D) on the MELSECNET/H Remote I/O Station
- 2.5 How to Check the Function Version/Serial No./Software Version
3 SPECIFICATIONS
- 3.1 Performance Specifications
- 3.2 Function List
- 3.3 I/O Signals for the CPU Module
  - 3.3.1 List of I/O signals
  - 3.3.2 Functions of I/O signals
- 3.4 Buffer Memory Assignments
- 3.5 Interface with External Devices
- 3.6 Encoders that can be Connected
4 SETUP AND PROCEDURE BEFORE STARTING THE OPERATION
- 4.1 Handling Precautions
- 4.2 Procedure Before Starting the Operation
- 4.3 Part Identification Nomenclature
- 4.4 Wiring
  - 4.4.1 Wiring precautions
  - 4.4.2 Wiring example of a module and an encoder
  - 4.4.3 Wiring example of a controller and an external input terminal
  - 4.4.4 Wiring example with an external output
  - 4.4.5 Using the connector/terminal block converter module
- 4.5 Setting from GX Developer
  - 4.5.1 Intelligent function module detailed setting
  - 4.5.2 Switch setting for intelligent function module
5 BASIC USAGE
- 5.1 Pulse Input and Counting Method
  - 5.1.1 Types of pulse input methods
  - 5.1.2 Setting the count method
  - 5.1.3 Reading the present values
- 5.2 Selecting the Counter Format
  - 5.2.1 Selecting the linear counter
  - 5.2.2 Selecting the ring counter
- 5.3 Using the Coincidence Output Function
- 5.4 Using the Preset Function
6 CONVENIENT USAGE
- 6.1 Selecting the Counter Function
  - 6.1.1 Reading the counter function selection count value
  - 6.1.2 Count error
- 6.2 Using the Disable Count Function
- 6.3 Using the Latch Counter Function
- 6.4 Using the Sampling Counter Function
- 6.5 Using the Periodic Pulse Counter Function
7 UTILITY PACKAGE (GX Configurator-CT)
- 7.1 Functions of the Utility Package
- 7.2 Installing and Uninstalling the Utility Package
  - 7.2.1 Handling precautions
  - 7.2.2 Operating environment
- 7.3 Explanation of Utility Package Operations
  - 7.3.1 How to perform common utility package operations
  - 7.3.2 Operation overview
  - 7.3.3 Starting the Intelligent function module utility
- 7.4 Initial Settings
- 7.5 Auto Refresh
- 7.6 Monitoring/Test
  - 7.6.1 Monitoring/Test
8 PROGRAMMING
- 8.1 Using Programs in Normal System Configuration
  - 8.1.1 Program example when GX Configurator-CT is used
  - 8.1.2 Program example when GX Configurator-CT is not used
- 8.2 Using Programs on Remote I/O Network
  - 8.2.1 Program example when GX Configurator-CT is used
  - 8.2.2 Program example when GX Configurator-CT is not used
- 8.3 Example of a Program Using the Coincidence Detection Interrupt Function
9 TROUBLESHOOTING
- 9.1 Error Information
- 9.2 The Module Does Not Start Counting Operation
- 9.3 The Module Does Not Count Pulses Correctly
- 9.4 Coincidence Output Function Does Not Operate Correctly
- 9.5 Coincidence Detection Interrupt Does Not Occur
- 9.6 Present Value Cannot Be Replaced with the Preset Value
APPENDICES
- Appendix 1 External Dimension Diagram
- Appendix 2 Difference Between A1SD62, A1SD62E and A1SD62D (S1)
INDEX
WARRANTY

Mitsubishi Electric MELSEC Q QD62 User's Manual

Mitsubishi Electric MELSEC Q QD62 manual cover

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Mitsubishi Electric MELSEC Q QD62 Specification

The Mitsubishi Electric MELSEC Q QD62 is a high-performance, multi-channel temperature input module designed for precise temperature monitoring and control in industrial applications. As part of the MELSEC Q Series, this module integrates seamlessly into existing automation systems, providing a robust solution for complex process management. The QD62 supports up to six channels of temperature input, accommodating a wide variety of sensor types including thermocouples and resistance temperature detectors (RTDs). It offers high-speed processing and accurate data reading, ensuring reliable temperature measurement crucial for maintaining optimal production conditions.

The QD62 module is engineered with advanced features such as automatic cold junction compensation and linearization for thermocouples, enhancing its precision and usability across different environments. It also includes programmable filtering capabilities to minimize noise interference, which is particularly beneficial in electrically noisy industrial settings. Configuration and parameter settings are managed through Mitsubishi's intuitive GX Developer software, allowing for easy integration and calibration within the broader automation system.

The module's compact design ensures efficient use of space within the control cabinet, while its robust construction guarantees durability and longevity in demanding industrial environments. Connectivity is facilitated through the Q Series' backplane, ensuring seamless data exchange with other system components. The module's ability to deliver real-time data monitoring and diagnostics enables operators to respond promptly to any anomalies, thereby increasing operational efficiency and reducing downtime. Overall, the QD62 is a versatile and reliable component for industries requiring precise temperature control and monitoring, such as food processing, chemical manufacturing, and HVAC systems.

Mitsubishi Electric MELSEC Q QD62 F.A.Q.

How do I configure the QD62 module for basic analog input in a MELSEC Q system?

To configure the QD62 module, set the appropriate parameters in the GX Developer software. Connect the module to the main base unit, configure the channel settings, and ensure that the wiring matches the input type. Refer to the manual for specific parameter settings related to your application.

What are the steps to troubleshoot inaccurate readings from the QD62 module?

Check the wiring and connections for any loose or broken wires. Verify the configuration settings in the programming software. Ensure that the input signals are within the specified range. If issues persist, consider calibrating the module or checking for firmware updates.

How can I perform a loopback test on the QD62 module?

To perform a loopback test, connect the output of one channel to the input of another channel. Set the module to provide a known output signal and check if the input reads the expected value. This helps verify both the input and output functionality of the module.

What maintenance practices should be followed for the QD62 module?

Regularly check the module for dust accumulation and clean it using a soft brush or compressed air. Inspect the terminals for signs of corrosion or wear. Ensure that the module is operating within its specified temperature range to prevent overheating.

How do I update the firmware of the QD62 module?

To update the firmware, download the latest version from the Mitsubishi Electric website. Use the GX Developer or GX Works software to connect to the module and follow the on-screen instructions to complete the firmware update process.

Can the QD62 module be used with other MELSEC Q series PLCs?

Yes, the QD62 module is compatible with other MELSEC Q series PLCs. Ensure that the PLC supports the module and that you have the correct base unit and power supply. Proper configuration in the programming software is also required.

What should I do if the QD62 module is not recognized by the PLC system?

Check the installation to ensure the module is properly seated in the base unit. Verify that the configuration in the programming software matches the module setup. Check the power supply and ensure the module is receiving power. If problems persist, try resetting the PLC or replacing the module.

How do I connect sensors to the QD62 module?

Connect the sensor output to the corresponding input terminal on the QD62 module, ensuring the input type matches the sensor output (e.g., voltage or current). Follow the wiring diagrams provided in the module's manual to ensure proper connections.

What are the common error codes for the QD62 module and their meanings?

Common error codes include E0 (module communication error), E1 (input signal error), and E2 (parameter setting error). Refer to the user manual for a complete list of error codes and troubleshooting steps.

How can I integrate the QD62 module into an existing MELSEC Q automation system?

Add the QD62 module to the system configuration in your programming software. Update the PLC program to include logic for reading and utilizing the analog inputs from the module. Ensure synchronization with other system components and test the integration thoroughly.