Mitsubishi Electric MELSEC iQ-R Series

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DISCONTINUED MODELS

The following models are described in this manual, but have no longer been produced.

For the onerous repair term after discontinuation of production, refer to "WARRANTY" in this manual.

Model Production discontinuation

QJ71C24 January 2004

QJ71C24-R2 January 2004

QJ71CMO December 2012

QJ71CMON December 2012

Main Page

Default Chapter3
- Safety Precautions3
- Conditions of Use for the Product5
- Introduction6
- Table of Contents7
- Relevant Manuals15
- Terms16
- Discontinued Models17
Melsec Communication Protocol19
Chapter 1 Ability of MC Protocol20
Purposes20
Features21
Chapter 2 Supported Devices and Accessible Ranges22
Supported Devices22
Accessible Range and Accessible Modules22
Chapter 3 Communication Procedure24
Features of Communication Process24
Considerations25
- Considerations When Connecting C2427
- Considerations When Connecting E7128
Part 2 Message Formats29
Chapter 4 Messages of Serial Communication Module30
Types and Purposes of Messages30
- Formats and Codes30
- Frame30
Message Formats of each Protocol31
- Format 131
- Format 232
- Format 333
- Format 434
- Format 535
Details of Setting Data36
- Control Code36
- Number of Data Bytes37
- Block Number38
- Frame ID no38
- Sum Check Code38
- End Code40
- Error Code40
Chapter 5 Messages of Ethernet Interface Module41
Types and Purposes of Messages41
- Code41
- Frame42
Message Format43
Details of Setting Data44
- Header44
- Subheader44
- Request Data Length and Response Data Length45
- Monitoring Timer45
- End Code46
- Error Information46
Chapter 6 Access Route Settings47
Accessible Ranges and Setting Data for each Frame47
- Frame47
- Frame48
- 1C Frame49
- 4E Frame, 3E Frame50
- 1E Frame51
Details of Setting Data52
- Station no52
- Network No., PC no54
- Request Destination Module I/O No., Request Destination Module Station no57
- Self-Station no61
Part 3 Command63
Chapter 7 Commands and Functions64
Command List64
- Commands for 4C/3C/4E/3E Frame65
- Commands for 2C Frame68
- Commands for 1C/1E Frame68
Chapter 8 Device Access69
Data to be Specified in Commands69
- Devices69
- Device Code List72
- Number of Device Points74
- Access Points74
- Number of Blocks75
- Read Data, Write Data76
- Set/Reset82
- Monitor Condition Specification83
Batch Read and Write90
- Batch Read in Word Units (Command: 0401)90
- Batch Read in Bit Units (Command: 0401)94
- Batch Write in Word Units (Command: 1401)96
- Batch Write in Bit Units (Command: 1401)99
Random Read and Write101
- Random Write in Word Units (Test) (Command: 1402)108
- Random Write in Bit Units (Test) (Command: 1402)112
Batch Read and Write Multiple Blocks114
- Batch Read Multiple Blocks (Command: 0406)114
- Batch Write Multiple Blocks (Command: 1406)118
Device Memory Monitor122
- Monitoring Procedure122
- Register Monitor Data (Command: 0801)123
- Monitor (Command: 0802)124
Chapter 9 Label Access127
Data to be Specified in Commands127
- Labels127
- Abbreviation Specification of Label131
- Points133
- Data Type ID134
- Data Length, Unit Specification135
- Read Data, Write Data137
Batch Read and Write138
- Batch Read Array Type Labels (Command: 041A)138
- Batch Write Array Type Labels (Command: 141A)145
Random Read and Write149
- Random Read Labels (Command: 041C)149
- Random Write Labels (Command: 141B)152
Chapter 10 Buffer Memory Access155
Buffer Memory155
- Data to be Specified in Commands155
- Batch Read (Command: 0613)157
- Batch Write (Command: 1613)159
Intelligent Function Module161
- Accessible Modules161
- Data to be Specified in Commands162
- Batch Read (Command: 0601)165
- Batch Write (Command: 1601)167
Chapter 11 Control Module Operation169
Data to be Specified in Commands169
- Mode169
- Clear Mode169
- Model Name and Model Code170
- Remote Password172
- Loopback Data173
- Communication Error Information174
Remote Operation175
- Remote RUN (Command: 1001)175
- Remote STOP (Command: 1002)177
- Remote PAUSE (Command: 1003)178
- Remote Latch Clear (Command: 1005)179
- Remote RESET (Command: 1006)180
- Read CPU Model Name (Command: 0101)181
Remote Password182
- Execution Procedure182
- Unlock (Command: 1630)183
- Lock (Command: 1631)185
Loopback Test187
- Loopback Test (Command: 0619)187
Clear Error Information189
- Turn Indicator LED OFF, Initialize Error Code (Command: 1617)189
- Turn COM.ERR. LED off (Command: 1617)191
Chapter 12 File Control192
Execution Procedure192
- Procedure to Read Information from All Files in Directory (Folder)192
- Procedure to Read Files193
- Procedure to Overwrite Files193
- Procedure to Create New File and Write Data194
- Procedure to Delete Files195
- Procedure to Copy Files195
- Procedure to Modify File Creation Date and Time195
Considerations196
Data to be Specified in Commands197
- Password197
- Drive no200
- File no201
- Number of Files202
- Number of Characters202
- Directory Specification202
- File Name Specification204
- Attribute207
- Creation Date and Time (Last Edit Date and Time)208
- File Size209
- File Pointer no210
- Offset Address210
- Number of Bytes211
- Read Data, Write Data211
- Open Mode212
- Close Type212
File Check213
- Read Directory/File Information (Command: 1810)213
- Search Directory/File Information (Command: 1811)219
File Creation and Deletion222
- Create New File (Command: 1820)222
- Delete File (Command: 1822)225
- Copy File (Command: 1824)228
File Modification232
- Modify File Attribute (Command: 1825)232
- Modify File Creation Date and Time (Command: 1826)235
- Open File (Command: 1827)238
- Read File (Command: 1828)242
- Write to File (Command: 1829)244
- Close File (Command: 182A)246
Chapter 13 Serial Communication Module Dedicated Commands248
User Frame248
- Data to be Specified in Command249
- Read Registered Data (Command: 0610)251
- Register Data (Command: 1610)253
- Delete Registered Data (Command: 1610)255
Global Function257
- Global Signal ON/OFF (Command: 1618)258
Transmission Sequence Initialization Function260
- Initialize Transmission Sequence (Command: 1615)260
Mode Switching Function261
- Data to be Specified in Command261
- Switch Mode (Command: 1612)265
Programmable Controller CPU Monitoring Function268
- Data to be Specified in Command268
- Register (Command: 0630)271
- Deregister (Command: 0631)281
On-Demand Function282
- Settings for Using the On-Demand Function282
- Execution Procedure283
- Execution Timing284
- On-Demand (Command: 2101)285
PART 4 COMPATIBILITY with Qna SERIES287
CHAPTER 14 MELSEC-Qna SERIES SUPPORTED SPECIFICATIONS288
Frames and Commands that Can be Used288
Accessible Modules288
Considerations289
CHAPTER 15 Qnacpu DEDICATED COMMANDS290
Qnacpu Dedicated Commands List290
Defragmentation of Drive Memory291
- Data to be Specified in Commands292
- Read Drive Memory Usage Status (Command: 0205)295
- Defragment Drive Memory (Command: 1207)297
File Control299
- Considerations for File Control299
- Data to be Specified in Commands300
- File Control Execution Procedure for the Qnacpu308
- Read File Information Table Without Header Statement (Command: 0201)310
- Read File Information Table with Header Statement (Command: 0202)313
- Read File Presence (Search File) (Command: 0203)316
- Read File No. Usage Status (Command: 0204)318
- Read File (Command: 0206)320
- Register and Deregister File Locks (Command: 0808)323
- Create New File (Register File Name) (Command: 1202)325
- Write to File (Command: 1203)327
- Modify File Information (Command: 1204)331
- Delete File (Command: 1205)337
- Copy File (Command: 1206)339
Part 5 Compatibility with Aseries343
Chapter 16 Melsec-A Series Supported Specifications344
Frames and Commands that Can be Used344
Accessible Modules344
Considerations345
Chapter 17 Communicating Using 1C Frames346
Message Format346
Details of Setting Data348
- Command348
- Message Wait349
- Character Area349
- Error Code350
Command and Function Lists for 1C Frame351
Device Memory Read and Write352
- Considerations352
- Data to be Specified in Command353
- Batch Read (Bit Units) (Command: BR, JR)356
- Batch Read (Word Units) (Command: WR, QR)358
- Batch Write (Bit Units) (Command: BW, JW)360
- Batch Write (Word Units) (Command: WW, QW)362
- Test (Random Write) (Bit Units) (Command: BT, JT)364
- Test (Random Write) (Word Units) (Command: WT, QT)366
- Monitor (Command: BM, JM, WM, QM, MB, MJ, MN, MQ)368
Read and Write Extended File Register373
- Considerations for Reading and Writing Extended File Register373
- Specification Method for Extended File Register374
- Data to be Specified in Command376
- Batch Read (Command: ER)377
- Batch Write (Command: EW)378
- Test (Random Write) (Command: ET)379
- Monitor (Command: EM, ME)380
- Direct Read (Command: NR)383
- Direct Write (Command: NW)384
Read and Write Buffer Memory of Special Function Module385
- Data to be Specified in Command385
- Accessible Modules387
- Batch Read (Command: TR)388
- Batch Write (Command: TW)390
Loopback Test391
- Loopback Test (Command: TT)391
Details of Setting Data393
- Header394
- Subheader394
- PC no395
- ACPU Monitoring Timer396
- End Code, Abnormal Code397
Chapter 18 Communicating Using 1E Frames393
Message Format393
Commands and Function List for 1E Frame398
Read and Write Device Memory399
- Considerations399
- Data to be Specified in Command399
- Batch Read in Bit Units (Command: 00)405
- Batch Read in Word Units (Command: 01)407
- Batch Write in Bit Units (Command: 02)409
- Batch Write in Word Units (Command: 03)411
- Test in Bit Units (Random Write) (Command: 04)412
- Test in Word Units (Random Write) (Command: 05)414
- Monitor Device Memory (Command: 06, 07, 08, 09)416
Read and Write Extended File Register420
- Data to be Specified in Command420
- Batch Read (Command: 17)421
- Batch Write (Command: 18)423
- Test (Random Write) (Command: 19)425
- Monitor Extended File Registers (Command: 1A, 1B)427
- Direct Read (Command: 3B)430
- Direct Write (Command: 3C)432
Read and Write Buffer Memory of Special Function Module434
- Data to be Specified in Command434
- Accessible Modules435
- Batch Read (Command: 0E)436
- Batch Write (Command: 0F)438
Appendix440
Appendix 1 Read/Write by Device Extension Specification440
- Accessing Link Direct Devices442
- Accessing Module Access Devices444
- Accessing CPU Buffer Memory Access Device446
- Access for Index Modification448
- Accessing Devices for Indirect Specification453
Appendix 2 Processing Time456
- Time Chart and Communication Time of C24 Transmission Sequence456
- Transmission Time When Accessing Other Stations458
- Number of Scans Required for Processing461
Appendix 3 Compatibility with Multiple CPU Systems463
- When RCPU Is Configured in the Multiple CPU System463
- When QCPU Is Configured in the Multiple CPU System464
Appendix 4 Applicable Commands for Online Program Change465
- Commands that Cannot be Executed During RUN465
- Commands that Enable/Disable Online Change465
- Setting Method for Writing Data to CPU During RUN466
Appendix 5 Number of Processing Per One Communication467
- Commands for 4C/3C/4E/3E Frame467
- Commands for 2C Frame471
- Commands for 1C Frame471
- Commands for 1E Frame472
Appendix 6 Accessible Modules for each Command473
- Commands for 4C/3C/4E/3E Frame473
- Commands for 2C Frame476
- Commands for 1C Frame477
- Commands for 1E Frame478
Appendix 7 Setting Examples479
- Setting Examples of Message for Serial Communication Module479
- Setting Examples of Message for Ethernet Interface Module483
- Setting Examples of Access Route487
Index492
- Revisions494
- Warranty495
- Trademarks496

Mitsubishi Electric MELSEC iQ-R Series - Discontinued Models

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