Contents

SAFETY PRECAUTIONS
CONDITIONS OF USE FOR THE PRODUCT
REVISIONS
INTRODUCTION
CONTENTS
ABOUT MANUALS
COMPLIANCE WITH EMC AND LOW VOLTAGE DIRECTIVES
ABOUT THE GENERIC TERMS AND ABBREVIATIONS
PRODUCT STRUCTURE
1 OVERVIEW
- 1.1 Features
- 1.2 Functions Added to Function Version B and Later
2 SYSTEM CONFIGURATION
- 2.1 Applicable Systems
- 2.2 Precautions on System Configuration
- 2.3 Checking Function Version, Serial Number, and Software Version
3 SPECIFICATIONS
- 3.1 Performance Specifications
  - 3.1.1 Performance specifications list
  - 3.1.2 I/O conversion characteristic
  - 3.1.3 Accuracy
- 3.2 Function List
  - 3.2.1 A/D conversion methods
  - 3.2.2 Maximum and minimum value hold function
- 3.3 I/O Signals for the Programmable Controller CPU
  - 3.3.1 List of I/O signals
  - 3.3.2 Details of I/O signals
- 3.4 Buffer Memory
  - 3.4.1 Buffer memory assignment (Q64AD)
  - 3.4.2 Buffer memory assignment (Q68ADV)
  - 3.4.3 Buffer memory assignment (Q68ADI)
  - 3.4.4 A/D conversion enable/disable setting (buffer memory address 0: Un\G0)
  - 3.4.5 Average time/average number of times (buffer memory addresses 1 to 8: Un\G1 to Un\G8)
  - 3.4.6 Averaging process setting (buffer memory address 9: Un\G9)
  - 3.4.7 A/D conversion completed flag (buffer memory address 10: Un\G10)
  - 3.4.8 CH Digital output value (buffer memory address 11 to 18: Un\G11 to Un\G18)
  - 3.4.9 Error code (buffer memory address 19: Un\G19)
  - 3.4.10 Setting range (buffer memory address 20, 21: Un\G20, Un\G21)
  - 3.4.11 Offset/gain setting mode Offset/gain specification (buffer memory address 22, 23: Un\G22, Un\G23)
  - 3.4.12 Maximum and minimum value storage area (buffer memory address 30 to 45: Un\G30 to Un\G45)
  - 3.4.13 Mode switching setting (buffer memory address 158, 159: Un\G158, Un\G159)
  - 3.4.14 Pass data classification setting (buffer memory address 200: Un\G200) (Q64AD only)
  - 3.4.15 Industrial shipment settings and User range settings offset/gain value (buffer memory address 202 to 233: Un\G202 to Un\G233)
4 SETUP AND PROCEDURES BEFORE OPERATION
- 4.1 Handling Precautions
- 4.2 Setup and Procedures before Operation
- 4.3 Part Identification Nomenclature
- 4.4 Wiring
  - 4.4.1 Wiring precautions
  - 4.4.2 External wiring
- 4.5 Switch Setting for Intelligent Function Module
- 4.6 Offset/Gain Settings
5 UTILITY PACKAGE (GX Configurator-AD)
- 5.1 Utility Package Functions
- 5.2 Installing and Uninstalling the Utility Package
  - 5.2.1 Handling precautions
  - 5.2.2 Operating environment
- 5.3 Utility Package Operation
  - 5.3.1 Common utility package operations
  - 5.3.2 Operation overview
  - 5.3.3 Starting the intelligent function module utility
- 5.4 Initial Setting
- 5.5 Auto Refresh Settings
- 5.6 Monitoring /Test
  - 5.6.1 Monitor/test screen
  - 5.6.2 Offset/gain setting operation (Function version C or later)
  - 5.6.3 Offset/gain setting operation (Function version B or earlier)
  - 5.6.4 Confirmation of Conversion Characteristic
  - 5.6.5 Pass data (Q64AD)
  - 5.6.6 Pass data (Q68ADV/Q68ADI)
- 5.7 FB Conversion of Initial Setting/Auto Refresh Setting
- 5.8 Usage of FB
  - 5.8.1 Outline
  - 5.8.2 Paste an FB to a Sequence Program
  - 5.8.3 Convert (Compile) a Sequence Program
6 PROGRAMMING
- 6.1 For Use in Normal System Configuration
  - 6.1.1 Programming example using the utility package
  - 6.1.2 Programming example without using the utility package
- 6.2 For Use in Remote I/O Network
  - 6.2.1 Programming example using the utility package
  - 6.2.2 Programming example without using the utility package
7 ONLINE MODULE CHANGE
- 7.1 Online Module Change Conditions
- 7.2 Online Module Change Operations
- 7.3 Online Module Change Procedure
  - 7.3.1 When industrial shipment setting is used and initial setting was made with GX Configurator-AD
  - 7.3.2 When industrial shipment setting is used and initial setting was made with sequence program
  - 7.3.3 When user range setting is used and initial setting was made with GX Configurator-AD (other system is available)
  - 7.3.4 When user range setting is used and initial setting was made with GX Configurator-AD (other system is unavailable)
  - 7.3.5 When user range setting is used and initial setting was made with sequence program (other system is available)
  - 7.3.6 When user range setting is used and initial setting was made with sequence program (other system is unavailable)
- 7.4 Range Reference Table
- 7.5 Precautions for Online Module Change
8 TROUBLESHOOTING
- 8.1 Error Code List
- 8.2 Troubleshooting
  - 8.2.1 When the "RUN" LED is flashing or turned off
  - 8.2.2 When the "ERROR" LED is on or flashing
  - 8.2.3 When the digital output values cannot be read
  - 8.2.4 Checking the A/D converter module status using GX Developer system monitor
APPENDICES
- Appendix 1 Function Upgrade for the A/D Converter Module
  - Appendix 1.1 A comparison of functions of the A/D converter module
  - Appendix 1.2 Combinations of A/D converter module functions and GX Configurator-AD software versions
  - Appendix 1.3 Precautions for replacing the module of function version A with the one of function version B or later
- Appendix 2 Dedicated Instruction List and Available Devices
  - Appendix 2.1 G(P).OFFGAN
  - Appendix 2.2 G(P).OGLOAD
  - Appendix 2.3 G(P).OGSTOR
- Appendix 3 External Dimension Diagram
INDEX
WARRANTY

Mitsubishi Electric MELSEC Q Q64AD User's Manual

Mitsubishi Electric MELSEC Q Q64AD manual cover

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Mitsubishi Electric MELSEC Q Q64AD Specification

The Mitsubishi Electric MELSEC Q Q64AD is an advanced analog-to-digital converter module designed for the MELSEC Q series programmable logic controllers (PLCs). This module offers high-performance analog input capabilities, suitable for a variety of industrial automation applications. It features four analog input channels, each capable of converting a wide range of input signals into precise digital data for processing within the PLC system. The Q64AD supports both voltage and current input types, allowing for flexible integration with various sensors and transducers in industrial environments.

With a resolution of 16 bits, the Q64AD ensures high-accuracy data conversion, essential for applications requiring precise measurement and control. The module operates within a voltage input range of ±10V and a current input range of 4-20mA, providing versatility in handling different signal types. It is equipped with advanced filtering techniques to minimize noise interference, thus enhancing the reliability and stability of the data collected.

The Q64AD module supports an input conversion speed of 1ms per channel, allowing for rapid data acquisition suitable for real-time monitoring and control systems. It is designed with user-friendly configuration settings, accessible through the MELSEC programming software, which simplifies the setup and calibration processes. The module also includes diagnostic functions to monitor input status and detect potential issues such as wire disconnections or input over-range conditions, ensuring robust system performance.

Compatibility with the MELSEC Q series base units and easy integration into existing systems make the Q64AD a versatile choice for demanding industrial applications. Its compact design and efficient operation facilitate seamless incorporation into space-constrained environments, making it an ideal solution for enhancing the analog input capabilities of modern automation systems.

Mitsubishi Electric MELSEC Q Q64AD F.A.Q.

How do I configure the input range for the Q64AD module?

To configure the input range for the Q64AD module, use the GX Works2 software. Navigate to the module's settings and select the desired input range from the available options, then apply the configuration and download it to the PLC.

What should I do if the Q64AD module is not reading any input signals?

First, check the wiring connections to ensure they are correct and secure. Then, verify that the module is properly configured in the PLC program. If the issue persists, check for any fault indicators on the module and consult the user manual for troubleshooting steps.

How can I update the firmware for the Q64AD module?

To update the firmware of the Q64AD module, download the latest firmware version from the Mitsubishi Electric website. Use the GX Works2 or compatible software to connect to the PLC, and follow the instructions provided with the firmware to complete the update process.

Can I use the Q64AD module with other MELSEC series PLCs?

The Q64AD module is designed for use with the MELSEC-Q series PLCs. Compatibility with other series may be possible but is not guaranteed. Refer to the module's specifications and Mitsubishi Electric's documentation to confirm compatibility with other PLC series.

What are the maintenance requirements for the Q64AD module?

Regularly inspect the Q64AD module for dust and debris, and clean it using a dry, soft cloth. Ensure that all connections are secure and free of corrosion. Periodically check for firmware updates and apply them as needed to maintain optimal performance.

How do I perform a loopback test on the Q64AD module?

To perform a loopback test, connect the input and output terminals of the Q64AD module with a jumper wire. Then, use the PLC program to send a known signal and verify that the module reads the expected value. This helps ensure that the module is functioning correctly.

What should I check if the Q64AD module is showing erratic signal readings?

Verify that the input signals are within the specified range and free from electrical noise. Check the grounding and shielding of cables to minimize interference. Ensure that the module's settings are correctly configured for the type of input signal being used.

How can I reset the Q64AD module to its factory settings?

To reset the Q64AD module to factory settings, power down the PLC and remove the module. Reinsert it while holding down the reset button (if available), then power the PLC back up. Refer to the user manual for specific instructions if a reset button is not present.

What is the maximum number of Q64AD modules I can use in a single PLC system?

The maximum number of Q64AD modules that can be used in a single PLC system depends on the PLC model and the available slots in the main and extension racks. Consult the PLC's hardware manual for specific limitations and configuration guidelines.

How do I ensure accurate calibration for the Q64AD module?

For accurate calibration of the Q64AD module, use a precision signal generator to apply known values to the inputs. Adjust the module's settings and calibration parameters using the software until the readings match the expected values. Regular calibration checks are recommended to maintain accuracy.