Contents

SAFETY PRECAUTIONS
CONDITIONS OF USE FOR THE PRODUCT
REVISIONS
INTRODUCTION
CONTENTS
CONFORMANCE WITH THE EMC AND LOW VOLTAGE DIRECTIVES
ABOUT THE GENERIC TERMS AND ABBREVIATIONS
PRODUCT STRUCTURE
1 GENERAL DESCRIPTION
- 1.1 Features
- 1.2 The PID Control System
- 1.3 About the PID Operation
  - 1.3.1 Operation method and formula
  - 1.3.2 The Q64TC actions
  - 1.3.3 Proportional action (P-action)
  - 1.3.4 Integral action (I-action)
  - 1.3.5 Derivative action (D-action)
  - 1.3.6 PID action
- 1.4 Functions Added to Function Version B and Later
2 SYSTEM CONFIGURATION
- 2.1 Applicable Systems
- 2.2 For Use the Q64TC with Redundant CPUs
- 2.3 Checking Function Version/Serial No./Product Information/Software Version
- 2.4 Precautions for System Configuration
3 SPECIFICATIONS
- 3.1 Performance Specifications
  - 3.1.1 Performance specifications of the Q64TC
  - 3.1.2 Usable temperature sensor types, measurement temperature ranges and data resolutions
- 3.2 Function Summary
  - 3.2.1 Auto tuning function
  - 3.2.2 Reverse/Forward action select function
  - 3.2.3 RFB limiter function
  - 3.2.4 Sensor compensation function
  - 3.2.5 Unused channel setting
  - 3.2.6 Forced PID control stop
  - 3.2.7 Heater disconnection detection function (available for the Q64TCTTBW, Q64TCRTBW only)
  - 3.2.8 Output off-time current error detection function (available for the Q64TCTTBW and Q64TCRTBW only)
  - 3.2.9 Loop disconnection detection function
  - 3.2.10 Data storage on E2PROM
  - 3.2.11 Alerts function
  - 3.2.12 Control output setting at CPU stop error occurrence
  - 3.2.13 The settings and control status of the output signal and buffer memory controlling the Q64TC control status
- 3.3 Sampling Period and Control Output Period
- 3.4 I/O Signals Transferred to/from the Programmable Controller CPU
  - 3.4.1 I/O signal list
  - 3.4.2 Input signal functions
  - 3.4.3 Output signal functions
- 3.5 Buffer Memory
  - 3.5.1 Buffer memory list
  - 3.5.2 Write data error code (buffer memory address: 0H)
  - 3.5.3 Decimal point position (buffer memory address: 1H to 4H)
  - 3.5.4 Alert definition (buffer memory address: 5H to 8H)
  - 3.5.5 Temperature process value (PV) (buffer memory address: 9H to CH)
  - 3.5.6 Manipulated value (MV) (buffer memory address: DH to 10H)
  - 3.5.7 Temperature rise judgment flag (buffer memory address: 11H to 14H)
  - 3.5.8 Transistor output flag (buffer memory address: 15H to 18H)
  - 3.5.9 Q64TCTT(BW) Cold junction temperature process value (buffer memory address: 1DH)
  - 3.5.10 MAN mode shift completion flag (buffer memory address: 1EH)
  - 3.5.11 E2PROM's PID constant read/write completion flag (buffer memory address: 1FH)
  - 3.5.12 Input range (buffer memory address: 20H, 40H, 60H, 80H)
  - 3.5.13 Stop mode setting (buffer memory address: 21H, 41H, 61H, 81H)
  - 3.5.14 Set value (SV) setting (buffer memory address: 22H, 42H, 62H, 82H)
  - 3.5.15 PID constant setting (buffer memory address: 23H to 25H, 43H to 45H, 63H to 65H, 83H to 85H)
  - 3.5.16 Alert set value 1 to 4 (buffer memory address: 26H to 29H, 46H to 49H, 66H to 69H, 86H to 89H)
  - 3.5.17 Upper/lower output limiter (buffer memory address: 2AH, 2BH, 4AH, 4BH, 6AH, 6BH, 8AH, 8BH)
  - 3.5.18 Output variation limiter (buffer memory address: 2CH, 4CH, 6CH, 8CH)
  - 3.5.19 Sensor compensation value setting (buffer memory address: 2DH, 4DH, 6DH, 8DH)
  - 3.5.20 Adjustment sensitivity dead band) setting(buffer memory address: 2EH, 4EH, 6EH, 8EH)
  - 3.5.21 Control output period setting (buffer memory address: 2FH, 4FH, 6FH, 8FH)
  - 3.5.22 Primary delay digital filter setting (buffer memory address: 30H, 50H, 70H, 90H)
  - 3.5.23 Control response parameter (buffer memory address: 31H, 51H, 71H, 91H)
  - 3.5.24 AUTO/MAN mode switching (buffer memory address: 32H, 52H, 72H, 92H)
  - 3.5.25 MAN output setting (buffer memory address: 33H, 53H, 73H, 93H)
  - 3.5.26 Setting change rate limiter (buffer memory address: 34H, 54H, 74H, 94H)
  - 3.5.27 AT bias (buffer memory address: 35H, 55H, 75H, 95H)
  - 3.5.28 Forward/reverse action setting (buffer memory address: 36H, 56H, 76H, 96H)
  - 3.5.29 Upper/lower setting limiter (buffer memory address: 37H, 38H, 57H, 58H, 77H, 78H, 97H, 98H)
  - 3.5.30 Heater disconnection alert setting (buffer memory address: 3AH, 5AH, 7AH, 9AH)
  - 3.5.31 Loop disconnection detection judgment time (buffer memory address: 3BH, 5BH, 7BH, 9BH)
  - 3.5.32 Loop disconnection detection dead band (buffer memory address: 3CH, 5CH, 7CH, 9CH)
  - 3.5.33 Unused channel setting (buffer memory address: 3DH, 5DH, 7DH, 9DH)
  - 3.5.34 E2PROM's PID constant read command (buffer memory address: 3EH, 5EH, 7EH, 9EH)
  - 3.5.35 Automatic backup setting after auto tuning of PID constants (buffer memory address: 3FH, 5FH, 7FH, 9FH)
  - 3.5.36 Alert dead band setting (buffer memory address: A4H)
  - 3.5.37 Alert delay count (buffer memory address: A5H)
  - 3.5.38 Heater disconnection/output off-time current error detection delay count (buffer memory address: A6H)
  - 3.5.39 Temperature rise completion range setting (buffer memory address: A7H)
  - 3.5.40 Temperature rise completion soak time setting (buffer memory address: A8H)
  - 3.5.41 PID continuation flag (buffer memory address: A9H)
  - 3.5.42 Heater disconnection compensation function selection (buffer memory address: AAH)
  - 3.5.43 Transistor output monitor ON delay time setting (buffer memory address: AFH)
  - 3.5.44 CT monitor method switching (buffer memory address: B0H)
  - 3.5.45 Manipulated value (0 to 4000/0 to 12000/0 to 16000) (buffer memory address: B1H to B4H)
  - 3.5.46 Manipulated value resolution switching (buffer memory address: B5H)
  - 3.5.47 Auto tuning mode selection (buffer memory address: B8H to BBH)
  - 3.5.48 Alert 1 to 4 mode setting (buffer memory address: C0H to C3H, D0H to D3H, E0H to E3H, F0H to F3H)
  - 3.5.49 Heater current process value (buffer memory address: 100H to 107H)
  - 3.5.50 CT input channel assignment setting (buffer memory address: 108H to 10FH)
  - 3.5.51 CT selection (buffer memory address: 110H to 117H)
  - 3.5.52 Reference heater current value (buffer memory address: 118H to 11FH)
4 SETUP AND PROCEDURE BEFORE STARTING THE OPERATION
- 4.1 Handling Precautions
- 4.2 Procedure Before Starting the Operation
- 4.3 Parts Identification
- 4.4 Wiring
  - 4.4.1 Wiring precautions
  - 4.4.2 External wiring
  - 4.4.3 Heater disconnection detection wiring and setting example for use of three-phase heater
- 4.5 Switch Settings for the Intelligent Function Module
5 UTILITY PACKAGE (GX Configurator-TC)
- 5.1 Functions of the Utility Package
- 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 Settings
- 5.5 Auto Refresh Setting
- 5.6 Monitoring/Test
6 PROGRAMMING
- 6.1 Programming Procedure
- 6.2 For Use in Normal System Configuration
  - 6.2.1 Program example using the utility package
  - 6.2.2 Program example without using the utility package
- 6.3 For Use on Remote I/O Network
  - 6.3.1 Program example using the utility package
  - 6.3.2 Program 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 GX Configurator-TC was used for initial setting
  - 7.3.2 Sequence program was used for initial setting
- 7.4 Precautions for Online Module Change
8 TROUBLESHOOTING
- 8.1 Error Code List
- 8.2 Processing Performed by the Q64TC at Error Occurrence
- 8.3 If the RUN LED Has Flickered or Turned Off
- 8.4 If the ERR. LED Has Turned On or Flickered
- 8.5 If the ALM LED Has Turned On or Flickered
- 8.6 If the Module Ready Flag (Xn0) Does Not Turn On
- 8.7 If the Write Error Flag (Xn2) Has Turned On
- 8.8 If the Hardware Error Flag (Xn3) Has Turned On
- 8.9 If the Auto Tuning Does Not Start (If the Auto Tuning Status (Xn4 to Xn7) Does Not Turn On)
- 8.10 If the Auto Tuning Is Not Completed (If the Auto Tuning Status (Xn4 to Xn7) Remains On and Does Not Turn Off)
- 8.11 If the Alert Occurrence Flag (XnC to XnF) Has Turned On
- 8.12 Checking the Q64TC Status by System Monitoring of GX Developer
APPENDIX
- Appendix 1 External Dimensions
INDEX
WARRANTY

Mitsubishi Electric MELSEC Q Q64TCTT User's Manual

Mitsubishi Electric MELSEC Q Q64TCTT manual cover

Pages 178

Year 0

Language(s)

of 178

Mitsubishi Electric MELSEC Q Q64TCTT Specification

The Mitsubishi Electric MELSEC Q Series Q64TCTT is a high-performance temperature control module designed to provide precise and reliable temperature management in industrial automation environments. This module is a part of the MELSEC Q Series PLC family, known for its modular configuration, scalability, and robust performance, making it suitable for complex and demanding applications.

The Q64TCTT module supports four channels for thermocouple input, allowing it to monitor and control multiple temperature zones simultaneously. It is compatible with a wide range of thermocouple types, enhancing its versatility across various use cases. The module boasts a resolution of 0.1°C and a temperature measurement range that accommodates diverse industrial requirements.

Equipped with advanced PID control algorithms, the Q64TCTT ensures accurate temperature regulation, minimizing deviations and maintaining optimal process conditions. The module features fast sampling and processing speeds, which contribute to its ability to react swiftly to temperature changes, thereby ensuring consistent product quality and energy efficiency.

Integration with the MELSEC Q Series PLC system is seamless, allowing for easy configuration and setup through the GX Developer or GX Works2 programming software. This integration facilitates comprehensive data logging, monitoring, and analysis, enabling operators to optimize processes and implement predictive maintenance strategies.

The Q64TCTT module adheres to high safety and reliability standards, featuring built-in diagnostics and error detection functions to promptly identify and address potential issues. Its robust design ensures long-term durability and stable operation even in harsh industrial environments. Overall, the Mitsubishi Electric MELSEC Q Q64TCTT module offers a sophisticated solution for precise temperature control in automated systems, enhancing efficiency and productivity in industrial applications.

Mitsubishi Electric MELSEC Q Q64TCTT F.A.Q.

How do I initialize the Q64TCTT module for the first time?

To initialize the Q64TCTT module, ensure that the power supply is correctly connected and set up the base unit configuration in the PLC software. Use the GX Developer or GX Works2 to configure the module parameters.

What are the common issues faced during the connection of Q64TCTT with a thermocouple?

Common issues include incorrect wiring, wrong thermocouple type selection, and calibration errors. Ensure that the wiring matches the thermocouple type and that the module is configured correctly in the software.

How can I perform a self-diagnostic test on the Q64TCTT module?

Access the diagnostic functions through the GX Developer or GX Works2 software. Go to the module diagnostics section to perform tests and view error codes for troubleshooting.

What steps should be taken if the Q64TCTT module is not reading temperature correctly?

Verify the wiring and connections, ensure the correct thermocouple type is selected, and perform a calibration check. Also, inspect for any physical damage or contamination on the thermocouple.

How do I update the firmware of the Q64TCTT module?

Download the latest firmware from Mitsubishi Electric's official website. Connect the module to your computer using the appropriate interface and use the firmware update tool provided by Mitsubishi to perform the update.

What maintenance practices should be followed for the Q64TCTT module?

Regularly check for loose connections, inspect for physical damage, clean the module to prevent dust accumulation, and update software and firmware to the latest versions.

Can the Q64TCTT module be used with any type of thermocouple?

The Q64TCTT module supports specific types of thermocouples such as K, J, T, E, etc. Refer to the module's specifications to ensure compatibility with your thermocouple type.

How do I resolve a communication error between the Q64TCTT module and the main CPU?

Check the communication settings in the PLC software, ensure all cables are securely connected, and verify that there are no conflicting IP addresses or module IDs. Restart the system if necessary.

What should be done if the Q64TCTT module is overheating?

Ensure that the module is installed in a well-ventilated area, check for any excessive load conditions, and verify that the ambient temperature is within the specified range.

How can I ensure the accuracy of temperature readings from the Q64TCTT module?

Regular calibration of the thermocouples and the module is crucial. Use standard calibration tools and ensure that the module settings are correctly configured to match the thermocouple specifications.