Contents

SAFETY PRECAUTIONS
CONDITIONS OF USE FOR THE PRODUCT
REVISIONS
INTRODUCTION
CONTENTS
Compliance with the EMC and Low Voltage Directives
GENERIC TERMS AND ABBREVIATIONS
PACKING LIST
CHAPTER1 OVERVIEW
- 1.1 Features
CHAPTER2 SYSTEM CONFIGURATION
- 2.1 Applicable Systems
- 2.2 About Use of the QD64D2 with Redundant CPU
- 2.3 About Use of the QD64D2 on the MELSECNET/H Remote I/O Station
- 2.4 How to Check the Function Version/Serial No./Software Version
CHAPTER3 SPECIFICATIONS
- 3.1 Performance Specifications
  - 3.1.1 Relation of phase difference between phase A and phase B
  - 3.1.2 Derating chart
- 3.2 Function List
- 3.3 I/O Signals to the Programmable Controller CPU
  - 3.3.1 List of I/O signals
  - 3.3.2 Functions of I/O signals
- 3.4 Buffer Memory Assignment
  - 3.4.1 List of buffer memory assignment
  - 3.4.2 Details of the buffer memory
- 3.5 Specifications of I/O Interfaces with External Device
  - 3.5.1 Electrical specifications of I/O signals
  - 3.5.2 Signal layout for external device connector
  - 3.5.3 List of I/O signal details
  - 3.5.4 Interface for external device
- 3.6 Connectable Encoders
CHAPTER4 PROCEDURES AND SETTINGS BEFORE OPERATION
- 4.1 Handling Precautions
- 4.2 Procedures before Operation
- 4.3 Part Names
- 4.4 Wiring
  - 4.4.1 Wiring precautions
  - 4.4.2 Example of wiring the module and an encoder
  - 4.4.3 Example of wiring a controller and an external input terminal
  - 4.4.4 Example of wiring with an external output terminal
- 4.5 Intelligent Function Module Switch Setting
CHAPTER5 FUNCTIONS
- 5.1 Pulse Input and Count Methods
  - 5.1.1 Types of the pulse input method
- 5.2 Selecting a Counter Format
  - 5.2.1 Selecting the linear counter
  - 5.2.2 Selecting the ring counter
- 5.3 Using the Counter Value Comparison Function
  - 5.3.1 Using the coincidence output function
  - 5.3.2 Using the continuous comparison function
  - 5.3.3 Using the coincidence output test function
  - 5.3.4 Coincidence detection interrupt function
- 5.4 Using the Preset Function
- 5.5 Using the Latch Counter Function
- 5.6 Response Delay Time
CHAPTER6 UTILITY PACKAGE (GX Configurator-CT)
- 6.1 Utility Package Functions
- 6.2 Installing and Uninstalling the Utility Package
  - 6.2.1 Handling precautions
  - 6.2.2 Operating environment
- 6.3 Utility Package Operation
  - 6.3.1 Common utility package operations
  - 6.3.2 Operation overview
  - 6.3.3 Starting the Intelligent function module utility
- 6.4 Initial Setting
- 6.5 Auto Refresh
- 6.6 Monitoring/Test
  - 6.6.1 Monitoring/test
CHAPTER7 PROGRAMMING
- 7.1 Programming Procedure
- 7.2 For Use in Normal System Configuration
  - 7.2.1 Before creating a program
- 7.3 Programming Example when GX Configurator-CT is Used
- 7.4 Programming Example when GX Configurator-CT is not Used
- 7.5 Program Example when the Coincidence Detection Interrupt Function is Used
CHAPTER8 TROUBLESHOOTING
- 8.1 Error Processing and Recovery Methods
  - 8.1.1 Checking error description using System Monitor of GX Developer
  - 8.1.2 When the RUN LED turns OFF
  - 8.1.3 When the RUN LED and ERR.LED turn ON
  - 8.1.4 When the RUN LED and FUSE LED turn ON
- 8.2 When the QD64D2 does not Start Counting
- 8.3 When the QD64D2 does not Normally Count
- 8.4 When the Counter Value Coincidence No.1 (X02) or Counter Value Coincidence No.2 (X05) does not Turn ON/OFF
  - 8.4.1 When selecting the coincidence output function
  - 8.4.2 When selecting the continuous comparison function
- 8.5 When the Counter Value Coincidence No.1 (X02) or Counter Value Coincidence No.2 (X05) are Turned ON, but the...
- 8.6 When the Coincidence Detection Interrupt does not Occur
- 8.7 When the Coincidence Output Test Function Cannot be Executed
- 8.8 When the Preset Cannot be Executed
  - 8.8.1 When the preset cannot be executed by the preset command (Y04)
  - 8.8.2 When the preset cannot be executed by the preset input terminal (PRST)
- 8.9 When the Latch Counter Function Cannot be Executed
  - 8.9.1 When the latch counter function cannot be executed by the latch counter execution command (Y07)
  - 8.9.2 When the latch counter function cannot be executed by the latch counter input terminal (LATCH)
- 8.10 When the Error Code (Un\G18)/Warning Code (Un\G19) Cannot be Reset
- 8.11 Action and Handling of Errors
  - 8.11.1 Error code list
  - 8.11.2 Warning code list
APPENDICES
- Appendix 1 External Dimensions
- Appendix 2 Difference with the QD62D
INDEX
Warranty

Mitsubishi Electric MELSEC Q QD64D2 User's Manual

Mitsubishi Electric MELSEC Q QD64D2 manual cover

Pages 154

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Mitsubishi Electric MELSEC Q QD64D2 Specification

The Mitsubishi Electric MELSEC Q QD64D2 is a high-performance analog input module designed for the MELSEC Q series PLCs, providing precise and reliable data acquisition for industrial automation applications. It features four differential input channels that accept a variety of voltage and current signals, allowing for versatile integration into diverse control systems. The module supports a wide range of input types, including ±10V, 0-10V, 0-5V, ±5V, 4-20mA, and 0-20mA, catering to different sensor and process requirements.

With a resolution of 16 bits, the QD64D2 ensures high precision in signal conversion, making it suitable for applications requiring fine granularity in measurements. The module boasts a fast conversion speed, with each channel capable of a conversion rate of 1ms, enabling real-time data processing and swift response to changing input conditions. This is crucial for high-speed manufacturing processes and dynamic environments where timely data acquisition is paramount.

The QD64D2 offers robust noise resistance, ensuring stable and accurate readings even in electrically noisy industrial settings. It is equipped with a self-diagnostic function that facilitates easy maintenance and troubleshooting by detecting and reporting errors such as wiring faults or input signal anomalies. The module's compact design allows for efficient use of space within control panels, and it seamlessly integrates with the MELSEC Q series, leveraging the system's powerful networking and configuration capabilities.

Overall, the Mitsubishi Electric MELSEC Q QD64D2 is engineered to deliver high reliability and flexibility, making it an ideal choice for complex industrial automation tasks that demand precision and efficiency in analog signal processing.

Mitsubishi Electric MELSEC Q QD64D2 F.A.Q.

How do I configure the MELSEC Q QD64D2 for analog input?

To configure the MELSEC Q QD64D2 for analog input, start by setting the appropriate input range using the DIP switches on the module. Then, configure the parameters in the PLC programming software to match the input specifications. Ensure wiring is correctly connected to the input terminals as per the wiring diagram provided in the manual.

What steps are involved in troubleshooting a QD64D2 module that is not reading inputs?

Begin troubleshooting by checking the power supply and ensuring the module is correctly inserted into the base unit. Verify that the wiring connections are secure and match the configuration settings. Use the diagnostic tools in the programming software to check for error codes or abnormal statuses.

What maintenance procedures should be followed for the QD64D2 module?

Regularly inspect the module for dust and debris, and clean if necessary using a dry, soft cloth. Ensure the module is not exposed to moisture or extreme temperatures. Periodically check the wiring connections for signs of wear or corrosion and replace any damaged components promptly.

How can I ensure accurate readings from the QD64D2 module?

Ensure the module is calibrated according to the manufacturer's specifications. Use shielded cables to minimize electrical noise, and confirm that the input range is correctly set for the sensors being used. Regularly check and recalibrate the module if there are significant environmental changes.

What are common error codes for the QD64D2 and how can they be resolved?

Common error codes include E0 (Hardware error) and E1 (Communication error). For hardware errors, inspect the module for physical damage and ensure it is properly seated. For communication errors, check the network connections and settings in the PLC software. Consult the manual for specific error code troubleshooting steps.

Can the QD64D2 module be used with third-party sensors?

Yes, the QD64D2 module can be used with third-party sensors as long as they meet the input specifications of the module. Ensure that the output range of the sensors is compatible with the input range settings of the module. Proper wiring and configuration in the PLC software are also required.

How do I update the firmware on the QD64D2 module?

To update the firmware on the QD64D2 module, download the latest firmware from the Mitsubishi Electric website. Connect the module to a PC using the appropriate interface and use the Mitsubishi Programming Software to upload the firmware file to the module, following the on-screen instructions.

What is the maximum input range for the QD64D2 module?

The maximum input range for the QD64D2 module depends on the specific model and configuration. Generally, it can handle input voltages up to ±10V or current inputs up to 20mA. Always refer to the module's specification sheet for precise input range details.

How can I test the functionality of the QD64D2 module after installation?

After installation, use a multimeter to check the output signals from the module to ensure they match expected values. Utilize the PLC software's monitoring tools to compare real-time data against known inputs. Perform a loop test with a signal generator if available.

What should I do if the QD64D2 module is overheating?

If the QD64D2 module is overheating, ensure that it is installed in a well-ventilated area and not exposed to direct sunlight or other heat sources. Check the ambient temperature and verify it is within operational limits. Inspect the module for dust buildup and clean if necessary. Consider using additional cooling methods if the environment is persistently hot.