Name: Mitsubishi Electric Q02CPU-A
Brand: Mitsubishi Electric
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QCPU-A (A Mode)

User's Manual

-Q02CPU-A

-Q02HCPU-A

-Q06HCPU-A

Default Chapter14
- Table of Contents14
1 Overview20
- Features21
2 SYSTEM CONFIGURATION 2 - 1 to22
- System Configuration22
- Precautions When Configuring the System23
- System Equipment29
- System Configuration Overview29
  - QCPU-A System44
3 Specifications45
4 Cpu Module47
- Performance Specifications47
- Parameter Setting Ranges61
- Function List77
- Functions Added to QCPU-A79
- Handling Precautions87
- Part Names and Settings89
5 POWER SUPPLY MODULE 5 - 1 to93
- Specifications93
- Part Names95
6 Base Unit and Extension Cable97
- Specifications97
  - Base Unit Specifications97
  - Extension Cables Specifications98
- Part Names and Settings99
- Setting the Extension Stage Numbers102
- Voltage Drop When an Extension Base Unit Is Used103
7 Memory Card and Battery105
- Memory Card105
  - Specifications105
- Battery Specifications (CPU Module and Memory Card Batteries)106
  - Specifications106
  - Handling Precautions107
- Handling Memory Cards108
- Part Names of Memory Card109
- Installing/Removing a Memory Card110
- Installing Batteries (CPU Module and Memory Card Batteries)111
- Battery Replacement112
  - Battery Life113
  - Battery Replacement Procedure115
8 EMC and LOW VOLTAGE DIRECTIVES 8 - 1 to118
- Requirements for Compliance with EMC Directive118
- Requirements for Compliance with Low Voltage Directive129
9 Loading and Installation133
- Module Installation133
- Concept of Fail Safe Circuit147
- Installation Environment153
- Calculation Method of Heat Amount Generated by the Programmable Controller154
- Wiring156
  - Wiring Precautions156
  - Wiring to Module Terminals161
- Precautions When Connecting the Uninterruptible Power Supply (UPS)162
10 Maintenance and Inspection163
- Daily Inspection164
- Periodic Inspection165
- Operating a CPU Module after Being Stored Without a Battery166
- Operating a CPU Module after Being Stored over the Battery Life167
11 Troubleshooting168
- Fundamentals of Troubleshooting168
- Error Code List179
  - Procedure to Read an Error Code179
  - Error Code List for the QCPU-A (a Mode)180
- Fault Examples with I/O Modules189
  - Faults with the Input Circuit and the Corrective Actions189
  - Faults in the Output Circuit191
Appendix 1 Instruction List195
Appendix 1.1 Precautions for Write During RUN of a Dedicated Instruction208
Appendix 2 Lists of Special Relays and Special Registers209
Appendix 2.2 Special Registers221
Appendix 3 Peripheral Device240
Appendix 4 Precautions for Utilizing the Existing Sequence Programs for the QCPU-A242
Appendix 4.1 Instructions with Different Specifications243
Appendix 4.2 Special Relays and Special Registers with Different Specifications244
Appendix 4.4 I/O Control Mode245
Appendix 4.5 Microcomputer Program246
Appendix 4.6 Index Register Processing247
Appendix 5 External Dimensions248
Appendix 5.2 A1S61PN, A1S62PN and A1S63P Power Supply Module249
Appendix 5.3 Base Unit250
Appendix 6 Transportation Precautions252
Appendix 6.2 Transportation Guidelines253
Appendix 7 Handling of Batteries and Devices with Built-In Batteries in EU Member States254
Appendix 7.2 Exportation Precautions255

Series	Q Series
CPU Type	Q02CPU
Operating Temperature	0 to 55 °C
Communication	RS-232
Power Supply	24 VDC

Mitsubishi Electric Q02CPU-A User Manual

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