Mitsubishi Electric MELSEC iQ-R Series - Redundant System Instructions

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130

2 CPU MODULE INSTRUCTIONS

2.10 Redundant System Instructions

System switching

Disabling/enabling system switching

Instruction symbol Processing details Reference

SP.CONTSW Switches the systems (control system and standby system) during END processing of the scan

where the instruction is executed.

Page 1440

SP.CONTSW

Instruction symbol Processing details Reference

DCONTSW Disables manual system switching. Page 1444

DCONTSW,

ECONTSW

ECONTSW Enables manual system switching.

Main Page

Default Chapter3
- Conditions of Use for the Product3
- Safety Precautions3
- Introduction5
- Table of Contents6
- Relevant Manuals25
- Terms26
- Manual Page Organization29
Chapter 1 Overview35
- Part 1 Overview35
- Instruction Configuration36
- Data Specification Method38
- Bit Data42
- 16-Bit Data (Word Data)44
- 32-Bit Data (Double Word Data)47
- Real Number Data (Floating-Point Data)50
- String Data53
- Execution Condition55
- High-Speed Instruction Processing56
- Subset Processing56
- Checking the Ranges of Instruction Runtime Devices and Labels57
- Errors Common to Instructions57
- Precautions on Programming57
- Operation When a Long Timer or Long Retentive Timer Device Is Used59
- Operations Arising When the OUT, SET/RST, and PLS/PLF Instructions of the same Device Are Used61
- Restrictions on Using File Registers67
- Part 2 Lists of Instructions and Fun/Fb69
Chapter 2 Cpu Module Instructions70
- Sequence Instructions70
- Basic Instructions74
- Application Instructions93
- Built-In Ethernet Function Instructions120
- PID Control Instructions122
- PID Operation Instruction122
- Process Control Instructions124
- Multiple CPU Dedicated Instructions129
- SFC Program Instructions130
- Redundant System Instructions132
Chapter 3 Module Dedicated Instructions133
- Network Common Instructions133
- Ethernet Instructions135
- CC-Link IE Controller Network Instructions137
- CC-Link IE Field Network Instructions139
- CC-Link Instructions141
- Serial Communication Instructions142
- A/D Conversion Instructions144
- Positioning Instructions145
- High Speed Data Logger Module Instructions146
- C Intelligent Function Module Instructions147
Chapter 4 Standard Functions/Function Blocks148
- Standard Functions148
- Standard Function Flocks159
- Part 3 Cpu Module Instructions161
Chapter 5 Sequence Instructions162
- Contact Instructions162
- Operation Start, Series Connection, Parallel Connection162
- Pulse Operation Start, Pulse Series Connection, Pulse Parallel Connection164
- Pulse NOT Operation Start, Pulse NOT Series Connection, Pulse NOT Parallel Connection167
- Association Instructions170
- Ladder Block Series/Parallel Connection170
- Storing/Reading/Clearing the Operation Result171
- Inverting the Operation Result173
- Converting the Operation Result into a Pulse174
- Converting the Edge Relay Operation Result into a Pulse175
- Out (Excluding the Timer, Counter, and Annunciator)177
- Output Instructions177
- Timer179
- Long Timer183
- Counter186
- Long Counter188
- Annunciator190
- Setting Devices (Excluding Annunciator)191
- Resetting Devices (Excluding Annunciator)193
- Setting Annunciator195
- Resetting Annunciator197
- Rising Edge Output199
- Falling Edge Output201
- Inverting the Bit Device Output203
- Converting the Direct Access Output into a Pulse205
- Shift Instructions207
- Shifting Bit Devices207
- Master Control Instructions209
- Setting/Resetting a Master Control209
- Ending the Main Routine Program213
- Termination Instructions213
- Ending the Sequence Program215
- Stop Instruction217
- Stopping the Sequence Program217
- No Operation (NOP)218
- No Operation Instruction218
- No Operation (NOPLF)219
Chapter 6 Basic Instructions220
- Comparing 16-Bit Binary Data220
- Comparison Operation Instructions220
- Comparing 32-Bit Binary Data222
- Outputting a Comparison Result of 16-Bit Binary Data224
- Outputting a Comparison Result of 32-Bit Binary Data226
- Outputting a Band Comparison Result of 16-Bit Binary Data228
- Outputting a Band Comparison Result of 32-Bit Binary Data230
- Comparing 16-Bit Binary Block Data232
- Comparing 32-Bit Binary Block Data234
- Adding 16-Bit Binary Data237
- Arithmetic Operation Instructions237
- Subtracting 16-Bit Binary Data241
- Adding 32-Bit Binary Data245
- Subtracting 32-Bit Binary Data249
- Multiplying 16-Bit Binary Data253
- Dividing 16-Bit Binary Data255
- Multiplying 32-Bit Binary Data257
- Dividing 32-Bit Binary Data259
- Adding BCD 4-Digit Data261
- Subtracting BCD 4-Digit Data264
- Adding BCD 8-Digit Data268
- Subtracting BCD 8-Digit Data272
- Multiplying BCD 4-Digit Data276
- Dividing BCD 4-Digit Data278
- Multiplying BCD 8-Digit Data280
- Dividing BCD 8-Digit Data282
- Adding 16-Bit Binary Block Data284
- Subtracting 16-Bit Binary Block Data286
- Adding 32-Bit Binary Block Data288
- Subtracting 32-Bit Binary Block Data291
- Incrementing 16-Bit Binary Data294
- Decrementing 16-Bit Binary Data296
- Incrementing 32-Bit Binary Data298
- Decrementing 32-Bit Binary Data300
- Logical Operation Instructions302
- Performing an and Operation on 16-Bit Data302
- Performing an and Operation on 32-Bit Data306
- Performing an and Operation on 16-Bit Block Data310
- Performing an or Operation on 16-Bit Data312
- Performing an or Operation on 32-Bit Data316
- Performing an or Operation on 16-Bit Block Data320
- Performing an XOR Operation on 16-Bit Data322
- Performing an XOR Operation on 32-Bit Data326
- Performing an XOR Operation on 16-Bit Block Data330
- Performing an XNOR Operation on 16-Bit Data332
- Performing an XNOR Operation on 32-Bit Data336
- Performing an XNOR Operation on 16-Bit Block Data340
- Bit Processing Instructions342
- Setting a Bit in the Word Device342
- Resetting a Bit in the Word Device344
- Performing a 16-Bit Test346
- Performing a 32-Bit Test348
- Batch-Resetting Bit Devices350
- Shift Instructions352
- Shifting 16-Bit Binary Data to the Right by N Bit(S)352
- Shifting 16-Bit Binary Data to the Left by N Bit(S)354
- Shifting N-Bit Data to the Right by One Bit356
- Shifting N-Bit Data to the Left by One Bit358
- Shifting N-Word Data to the Right by One Word360
- Shifting N-Word Data to the Left by One Word362
- Shifting N-Bit Data to the Right by N Bit(S)364
- Shifting N-Bit Data to the Left by N Bit(S)368
- Shifting N-Word Data to the Right by N Word(S)372
- Shifting N-Word Data to the Left by N Word(S)376
- Converting Binary Data to BCD 4-Digit Data380
- Data Conversion Instructions380
- Converting Binary Data to BCD 8-Digit Data382
- Converting BCD 4-Digit Data to 16-Bit Binary Data384
- Converting BCD 8-Digit Data to 32-Bit Binary Data386
- Converting Single-Precision Real Number to 16-Bit Signed Binary Data388
- Converting Single-Precision Real Number to 16-Bit Unsigned Binary Data390
- Converting Single-Precision Real Number to 32-Bit Signed Binary Data392
- Converting Single-Precision Real Number to 32-Bit Unsigned Binary Data394
- Converting Double-Precision Real Number to 16-Bit Signed Binary Data396
- Converting Double-Precision Real Number to 16-Bit Unsigned Binary Data398
- Converting Double-Precision Real Number to 32-Bit Signed Binary Data400
- Converting Double-Precision Real Number to 32-Bit Unsigned Binary Data402
- Converting 16-Bit Signed Binary Data to 16-Bit Unsigned Binary Data404
- Converting 16-Bit Signed Binary Data to 32-Bit Signed Binary Data406
- Converting 16-Bit Signed Binary Data to 32-Bit Unsigned Binary Data408
- Converting 16-Bit Unsigned Binary Data to 16-Bit Signed Binary Data410
- Converting 16-Bit Unsigned Binary Data to 32-Bit Signed Binary Data412
- Converting 16-Bit Unsigned Binary Data to 32-Bit Unsigned Binary Data414
- Converting 32-Bit Signed Binary Data to 16-Bit Signed Binary Data416
- Converting 32-Bit Signed Binary Data to 16-Bit Unsigned Binary Data418
- Converting 32-Bit Signed Binary Data to 32-Bit Unsigned Binary Data420
- Converting 32-Bit Unsigned Binary Data to 16-Bit Signed Binary Data422
- Converting 32-Bit Unsigned Binary Data to 16-Bit Unsigned Binary Data424
- Converting 32-Bit Unsigned Binary Data to 32-Bit Signed Binary Data426
- Converting 16-Bit Binary Data to Gray Code Data428
- Converting 32-Bit Binary Data to Gray Code Data430
- Converting 16-Bit Binary Gray Code Data to 16-Bit Binary Data432
- Converting 32-Bit Binary Gray Code Data to 32-Bit Binary Data434
- Converting 16-Bit Binary Data Block to BCD 4-Digit Data Block436
- Converting BCD 4-Digit Block Data to 16-Bit Binary Block Data438
- Converting Decimal ASCII Data to 16-Bit Binary Data440
- Converting Decimal ASCII Data to 32-Bit Binary Data443
- Converting Hexadecimal ASCII Data to 16-Bit Binary Data447
- Converting Hexadecimal ASCII Data to 32-Bit Binary Data450
- Converting Decimal ASCII Data to BCD 4-Digit Data453
- Converting Decimal ASCII Data to BCD 8-Digit Data456
- Converting Decimal String Data to 16-Bit Binary Data459
- Converting Decimal String Data to 32-Bit Binary Data462
- Converting Hexadecimal ASCII to Hexadecimal Binary Data465
- Converting Single-Precision Real Number to BCD Format Data467
- Two's Complement of 16-Bit Binary Data (Sign Inversion)469
- Two's Complement of 32-Bit Binary Data (Sign Inversion)471
- Decoding 8-Bit Data to 256-Bit Data473
- Encoding 256-Bit Data to 8-Bit Data475
- Decoding Data to Seven-Segment Display Data477
- Separating Data in Units of 4 Bits480
- Combining Data in Units of 4 Bits482
- Separating Data in Units of Bits484
- Combining Data in Units of Bits486
- Separating Data in Units of Bytes488
- Combining Data in Units of Bytes490
- Data Transfer Instructions492
- Transferring 16-Bit Binary Data492
- Transferring 32-Bit Binary Data494
- Inverting and Transferring 16-Bit Binary Data496
- Inverting and Transferring 32-Bit Binary Data498
- Shifting Data in Units of 4 Bits500
- Inverting and Transferring 1-Bit Data503
- Transferring 16-Bit Binary Data Block (16 Bits)505
- Transferring 16-Bit Binary Data Block (32 Bits)507
- Transferring the same 16-Bit Binary Data Block (16 Bits)509
- Transferring the same 16-Bit Binary Data Block (32 Bits)511
- Transferring the same 32-Bit Binary Data Block (16 Bits)513
- Transferring the same 32-Bit Binary Data Block (32 Bits)515
- Exchanging 16-Bit Binary Data517
- Exchanging 32-Bit Binary Data519
- Exchanging 16-Bit Binary Block Data521
- Exchanging the Upper and Lower Bytes of 16-Bit Binary Data523
- Exchanging the Upper and Lower Bytes of 32-Bit Binary Data524
- Transferring 1-Bit Data525
- Transferring N-Bit Data527
Chapter 7 Application Instructions529
- Rotating 16-Bit Binary Data to the Right529
- Rotation Instructions529
- Rotating 16-Bit Binary Data to the Left532
- Rotating 32-Bit Binary Data to the Right535
- Rotating 32-Bit Binary Data to the Left537
- Pointer Branch539
- Program Branch Instructions539
- Jumping to END542
- Disabling/Enabling Interrupt Programs543
- Program Execution Control Instructions543
- Disabling Interrupt Programs with Specified Priority or Lower546
- Interrupt Program Mask551
- Disabling/Enabling the Specified Interrupt Pointer553
- Returning from the Interrupt Program555
- Resetting the Watchdog Timer556
- Performing the for to NEXT Instruction Loop557
- Structure Creation Instructions557
- Forcibly Terminating the for to NEXT Instruction Loop559
- Calling a Subroutine Program561
- Returning from the Subroutine Program Called565
- Calling a Subroutine Program and Turning the Output off566
- Calling a Subroutine Program in the Specified Program File570
- Calling a Subroutine Program in the Specified Program File and Turning the Output off575
- Calling a Subroutine Program580
- Data Table Operation Instructions585
- Reading the Oldest Data from the Data Table585
- Reading the Newest Data from the Data Table587
- Writing Data to the Data Table589
- Inserting Data to the Data Table591
- Deleting Data from Data Table593
- Reading/Writing Data Instructions595
- Reading Data from the Data Memory596
- Writing Data to the Data Memory598
- Reading Data from the Specified File601
- Writing Data to the Specified File618
- Debugging and Failure Diagnostic Instructions630
- Resetting the Error Display and the Annunciator Display630
- Generating a Continuation Error631
- Generating a Stop Error632
- Comparing String Data633
- String Processing Instructions633
- Concatenating String Data636
- Transferring String Data640
- Transferring Unicode String Data642
- Converting 16-Bit Binary Data to Decimal ASCII644
- Converting 32-Bit Binary Data to Decimal ASCII648
- Converting 16-Bit Binary Data to Hexadecimal ASCII653
- Converting 32-Bit Binary Data to Hexadecimal ASCII657
- Converting 16-Bit Binary Data to String Data661
- Converting 32-Bit Binary Data to String Data664
- Converting BCD 4-Digit Data to Decimal ASCII Code667
- Converting BCD 8-Digit Data to Decimal ASCII Code671
- Converting Single-Precision Real Number to String Data676
- Converting Hexadecimal Binary Data to Hexadecimal ASCII Code681
- Converting Unicode Character String to Shift JIS Character String683
- Converting Shift JIS Character String to Unicode Character String (Without Byte Order Mark)685
- Converting Shift JIS Character String to Unicode (with Byte Order Mark)687
- Detecting a String Length689
- Extracting String Data from the Right691
- Extracting String Data from the Left693
- Extracting the Specified String Data695
- Replacing the Specified String Data697
- Searching String Data700
- Inserting String Data702
- Deleting String Data704
- Comparing Single-Precision Real Numbers706
- Real Number Instructions706
- Comparing Double-Precision Real Numbers708
- Outputting a Comparison Result of Single-Precision Real Numbers711
- Outputting a Comparison Result of Double-Precision Real Numbers713
- Outputting a Band Comparison Result of Single-Precision Real Number715
- Outputting a Band Comparison Result of Double-Precision Real Number717
- Adding Single-Precision Real Numbers719
- Subtracting Single-Precision Real Numbers723
- Adding Double-Precision Real Numbers727
- Subtracting Double-Precision Real Numbers731
- Multiplying Single-Precision Real Numbers735
- Dividing Single-Precision Real Numbers737
- Multiplying Double-Precision Real Numbers739
- Dividing Double-Precision Real Numbers741
- Converting 16-Bit Signed Binary Data to Single-Precision Real Number743
- Converting 16-Bit Unsigned Binary Data to Single-Precision Real Number745
- Converting 32-Bit Signed Binary Data to Single-Precision Real Number747
- Converting 32-Bit Unsigned Binary Data to Single-Precision Real Number749
- Converting Double-Precision Real Number to Single-Precision Real Number751
- Converting 16-Bit Signed Binary Data to Double-Precision Real Number753
- Converting 16-Bit Unsigned Binary Data to Double-Precision Real Number755
- Converting 32-Bit Signed Binary Data to Double-Precision Real Number757
- Converting 32-Bit Unsigned Binary Data to Double-Precision Real Number759
- Converting Single-Precision Real Number to Double-Precision Real Number761
- Converting String Data to Single-Precision Real Number763
- Converting BCD Format Data to Single-Precision Real Number767
- Inverting the Sign of Single-Precision Real Number769
- Inverting the Sign of Double-Precision Real Number770
- Transferring Single-Precision Real Number771
- Transferring Double-Precision Real Number772
- Calculating the Sine of Single-Precision Real Number773
- Calculating the Cosine of Single-Precision Real Number775
- Calculating the Tangent of Single-Precision Real Number777
- Calculating the Arc Sine of Single-Precision Real Number779
- Calculating the Arc Cosine of Single-Precision Real Number781
- Calculating the Arc Tangent of Single-Precision Real Number783
- Calculating the Sine of Double-Precision Real Number785
- Calculating the Cosine of Double-Precision Real Number787
- Calculating the Tangent of Double-Precision Real Number789
- Calculating the Arc Sine of Double-Precision Real Number791
- Calculating the Arc Cosine of Double-Precision Real Number793
- Calculating the Arc Tangent of Double-Precision Real Number795
- Calculating the Sine of BCD Data797
- Calculating the Cosine of BCD Data799
- Calculating the Tangent of BCD Data801
- Calculating the Arc Sine of BCD Data803
- Calculating the Arc Cosine of BCD Data805
- Calculating the Arc Tangent of BCD Data807
- Converting Single-Precision Real Number Angle to Radian809
- Converting Single-Precision Real Number Radian to Angle811
- Converting Double-Precision Real Number Angle to Radian813
- Converting Double-Precision Real Number Radian to Angle815
- Calculating the Square Root of Single-Precision Real Number817
- Calculating the Square Root of Double-Precision Real Number819
- Calculating the Exponent of Single-Precision Real Number821
- Calculating the Exponent of Double-Precision Real Number823
- Calculating the Natural Logarithm of Single-Precision Real Number825
- Calculating the Natural Logarithm of Double-Precision Real Number827
- Calculating the Square Root of BCD 4-Digit Data829
- Calculating the Square Root of BCD 8-Digit Data831
- Calculating the Exponentiation of Single-Precision Real Number833
- Calculating the Exponentiation of Double-Precision Real Number835
- Calculating the Common Logarithm of Single-Precision Real Number837
- Calculating the Common Logarithm of Double-Precision Real Number839
- Searching the Maximum Value of Single-Precision Real Number841
- Searching the Maximum Value of Double-Precision Real Number843
- Searching the Minimum Value of Single-Precision Real Number845
- Searching the Minimum Value of Double-Precision Real Number847
- Generating Random Number849
- Random Number Instructions849
- Changing Random Sequence850
- Index Register Instructions851
- Saving All Data of the Index Register851
- Returning All Data of the Index Register853
- Saving the Selected Data of the Index Register and Long Index Register854
- Returning the Selected Data of the Index Register and Long Index Register857
- Data Control Instructions859
- Upper and Lower Limit Control of 16-Bit Binary Data859
- Upper and Lower Limit Control of 32-Bit Binary Data861
- Dead Band Control of 16-Bit Binary Data863
- Dead Band Control of 32-Bit Binary Data865
- Zone Control of 16-Bit Binary Data867
- Zone Control of 32-Bit Binary Data869
- Scaling 16-Bit Binary Data (Point Coordinates)871
- Scaling 32-Bit Binary Data (Point Coordinates)874
- Scaling 16-Bit Binary Data (XY Coordinates)877
- Scaling 32-Bit Binary Data (XY Coordinates)879
- Counting up or down the Current Value (1-Phase Input)881
- Special Counter Instructions881
- Counting up or down the Current Value (2-Phase Input)883
- Special Timer Instructions885
- Teaching Timer885
- Special Function Timer887
- Rotary Table Shortest Direction Control890
- Shortcut Control Instruction890
- Ramp Signal893
- Ramp Signal Instruction893
- Measuring the Density of Pulses896
- Pulse Related Instructions896
- Outputting Pulses at Regular Intervals898
- Performing the Pulse Width Modulation900
- Matrix Input902
- Matrix Input Instruction902
- Check Code905
- Check Code Instructions905
- Data Processing Instructions908
- Searching 16-Bit Binary Data908
- Searching 32-Bit Binary Data910
- Searching 16-Bit Binary Data (Minimum, Match, Maximum)912
- Searching 32-Bit Binary Data (Minimum, Match, Maximum)914
- Checking 16-Bit Binary Data916
- Checking 32-Bit Binary Data918
- Checking the Bit Status in 16-Bit Binary Data920
- Checking the Bit Status in 32-Bit Binary Data922
- Searching the Maximum Value of 16-Bit Binary Data924
- Searching the Maximum Value of 32-Bit Binary Data926
- Searching the Minimum Value of 16-Bit Binary Data928
- Searching the Minimum Value of 32-Bit Binary Data930
- Sorting 16-Bit Binary Data932
- Sorting 32-Bit Binary Data934
- Adding 16-Bit Binary Data936
- Adding 32-Bit Binary Data938
- Calculating the Mean Value of 16-Bit Binary Data940
- Calculating the Mean Value of 32-Bit Binary Data942
- Calculating the Square Root of 16-Bit Binary Data944
- Calculating the Square Root of 32-Bit Binary Data945
- CRC Operation946
- Database Access Instructions948
- Importing Data to the Data Base948
- Exporting Data from the Data Base951
- Opening the Data Base954
- Closing the Data Base956
- Adding a Record to the Data Base958
- Updating the Record in the Data Base964
- Searching the Record in the Data Base970
- Deleting the Record in the Data Base978
- Starting a Transaction982
- Committing a Transaction984
- Performing a Database Rollback986
- Error Codes Related to Database Access Instructions988
- File Register Operation Instructions993
- Switching the File Register Block Number993
- Changing the File Register File Name995
- File Register Read/Write Instructions997
- Reading 1-Byte Data from the File Register997
- Writing 1-Byte Data to the File Register999
- Indirect Address Read Instructions1001
- Reading the Indirect Address1001
- Clock Instructions1003
- Reading Clock Data1003
- Writing Clock Data1005
- Adding Clock Data1007
- Subtracting Clock Data1009
- Converting Time Data from Hour/Minute/Second to Second1011
- Converting Time Data from Second to Hour/Minute/Second1013
- Comparing Date Data1015
- Comparing Time Data1019
- Outputting a Comparison Result of Time Data1023
- Outputting a Band Comparison Result of Time Data1025
- Reading Expansion Clock Data1027
- Adding Expansion Clock Data1029
- Subtracting Expansion Clock Data1031
- Generating Timing Pulses1033
- Timing Check Instructions1033
- Measuring Time of the Specified Data1035
- Hour Meter1037
- Module Access Instructions1041
- Performing I/O Refresh1041
- Selecting Refresh to be Performed1043
- Performing Module Refresh1045
- Reading 1-Word/2-Word Data from Another Module (16-Bit Specification)1047
- Writing 1-Word/2-Word Data to a Module (16-Bit Specification)1051
- Reading 1-Word/2-Word Data from Another Module (32-Bit Specification)1056
- Writing 1-Word/2-Word Data to a Module (32-Bit Specification)1060
- Reading the Module Model Name1065
- Reading Module Specific Information1069
- Reading Routing Information1074
- Routing Information Instructions1074
- Registering Routing Information1076
- Logging Instructions1078
- Setting Trigger Logging1078
- Resetting Trigger Logging1080
- Changing the Program Execution Type to Standby Type1081
- Program Control Instructions1081
- Changing the Program Execution Type to Standby Type (Output Off)1083
- Changing the Program Execution Type to Scan Execution Type1085
Chapter 8 Built-In Ethernet Function Instructions1087
- Open/Close Processing Instructions1087
- Opening a Connection1087
- Closing a Connection1090
- Reading Receive Data During the END Processing1092
- Socket Communications Instructions1092
- Reading Receive Data When the Instruction Is Executed1095
- Sending Data1098
- Reading Connection Information1101
- Changing the Communication Target (UDP/IP)1103
- Changing the Receive Mode1105
- Reading Socket Communications Receive Data1109
- Executing the Registered Protocols1111
- Predefined Protocol Support Function Instruction1111
- Sending an SLMP Frame1119
- SLMP Frame Send Instruction1119
- File Transfer Function Instructions1125
- Sending FTP Client Files1125
- Retrieving FTP Client Files1130
Chapter 9 Pid Operation Instruction1136
- Overview1136
- Control Data1138
- Auto Tuning1145
- PID Operation Instruction1147
Chapter 10 Pid Control Instructions1151
- Operation Method1151
- Overview1151
- PID Control Procedure1152
- Helpful Functions1158
- PID Control Instructions (Inexact Differential)1160
- Registering the PID Control Data to the CPU Module1162
- Performing PID Operation1165
- Stopping the Operation of Specified Loop Number1168
- Starting the Operation of Specified Loop Number1169
- Changing the Parameters of Specified Loop Number1170
- PID Control Instructions (Exact Differential)1172
- Registering the PID Control Data to the CPU Module1174
- Performing PID Operation1176
- Stopping the Operation of Specified Loop Number1179
- Starting the Operation of Specified Loop Number1180
- Changing the Parameters of Specified Loop Number1181
- Basic Loop Types1183
Chapter 11 Process Control Instructions1183
- Overview1183
- Process Control Instructions and Data Configuration1185
- Data Used by Process Control Instructions1188
- Loop Tag Memory Assignments1191
- How to Execute Process Control Instructions1194
- Execution Condition Switching1196
- Tracking1196
- Precautions1198
- Analog Input Processing1199
- I/O Control Instructions1199
- Output Processing 1 with Mode Switching1205
- Output Processing 2 with Mode Switching1211
- Manual Output1216
- Time Proportioning1219
- Batch Counter1225
- Pulse Integration1229
- Basic PID Control1234
- Control Operation Instructions1234
- Two-Degree-Of-Freedom PID Control1241
- Position Type PID Control1248
- Sample PI Control1256
- I-PD Control1264
- Blend PI Control1271
- Ratio Calculation1278
- Upper/Lower Limit Alarm1283
- Lead-Lag Compensation1289
- Integral Control1292
- Derivative Control1294
- Dead Time1297
- High Selector1301
- Low Selector1303
- Middle Value Selector1305
- Average Value Calculation1308
- Upper/Lower Limiter1310
- Variation Rate Limiter 11313
- Variation Rate Limiter 21316
- Two-Position (On/Off) Control1319
- Three-Position (On/Off) Control1325
- Dead Band1332
- Program Setter1334
- Loop Selector1340
- Bumpless Transfer1346
- Analog Memory1349
- Correction Operation Instructions1352
- Function Generator1352
- Inverse Function Generator1355
- Standard Filter1358
- Integration1361
- Temperature/Pressure Correction1363
- Engineering Value Transformation1366
- Engineering Value Inverse Transformation1368
- Addition1370
- Arithmetic Operation Instructions1370
- Subtraction1372
- Multiplication1374
- Division1376
- Square Root1378
- Absolute Value1380
- Comparing Data1382
- Comparison Operation Instructions1382
- Auto Tuning1392
- Auto Tuning Instructions1395
- Another CPU Module Access Instructions1403
Chapter 12 Multiple Cpu Dedicated Instructions1403
- Reading Device Data from Another CPU Module1407
- Writing Device Data to Another CPU Module1410
Chapter 13 Sfc Program Instructions1413
- Checking the Status of a Step1413
- SFC Control Instructions1413
- Checking the Status of a Block1416
- Batch-Reading the Status of Steps1418
- Starting a Block1427
- Ending a Block1429
- Pausing a Block1431
- Restarting a Block1433
- Activating a Step1435
- Deactivating a Step1437
- Switching a Target Block1439
- Creating a Dummy Transition Condition1441
- SFC Dedicated Instruction1441
Chapter 14 Redundant System Instructions1442
- System Switching1442
- Disabling/Enabling System Switching1446
- Part 4 Module Dedicated Instructions1449
Chapter 15 Network Common Instructions1450
- Link Dedicated Instructions1456
- Reading Data from the Programmable Controller on Another Station1456
- Reading Data from the Programmable Controller on Another Station (with Notification)1463
- Writing Data to the Programmable Controller on Another Station1471
- Writing Data to the Programmable Controller on Another Station (with Notification)1479
- Sending Data to the Programmable Controller on Another Station1487
- Receiving Data from the Programmable Controller on Another Station1494
- Receiving Data from the Programmable Controller on Another Station (for Interrupt Programs)1499
- Reading Data from the Programmable Controller (Q Series-Compatible)1503
- Writing Data to the Programmable Controller (Q Series-Compatible)1508
- Remote RUN/STOP1513
- Reading/Writing Clock Data1520
- CC-Link Dedicated Instructions1527
- Reading Data from the Target Station1527
- Writing Data to the Target Station1532
Chapter 16 Ethernet Instructions1537
- Open/Close Processing Instructions1537
- Opening a Connection1537
- Closing a Connection1541
- Opening a Connection1543
- Closing a Connection1547
- Reading Receive Data1550
- Socket Communications Instructions1550
- Reading Receive Data (for Interrupt Programs)1552
- Sending Data1554
- Fixed Buffer Communications Instructions1556
- Reading Receive Data1556
- Reading Receive Data (for Interrupt Programs)1559
- Sending Data1561
- Reinitializing the Module1564
- Executing the Protocols Registered for the Predefined Protocol Support Function1568
- Clearing Error Information1573
- Reading Error Information1576
Chapter 17 CC-Link Ie Controller Network Instructions1578
- Remote RUN1578
- Remote STOP1583
- Reading Clock Data from the Programmable Controller on Another Station1588
- Writing Clock Data to the Programmable Controller on Another Station1593
- Setting the Station Number to Own Station1599
Chapter 18 CC-Link Ie Field Network Instructions1602
- Reading Data from the Intelligent Device Station/Remote Device Station (16-Bit Address Specified)1602
- Writing Data to the Intelligent Device Station/Remote Device Station (16-Bit Address Specified)1607
- Reading Data from the Intelligent Device Station/Remote Device Station (32-Bit Address Specified)1612
- Writing Data to the Intelligent Device Station/Remote Device Station (32-Bit Address Specified)1617
- Reading the Module Model Information of an Intelligent Device Station1622
- Reading the Module Status Information of an Intelligent Device Station1626
- Setting Parameters1631
- Setting the Station Number to Own Station1637
- Sending an SLMP Frame1640
Chapter 19 CC-Link Instructions1645
- Reading Data from the Target Station1645
- Writing Data to the Target Station1649
- Reading Data from the Buffer Memory of the Specified Intelligent Device Station1653
- Writing Data to the Buffer Memory of the Specified Intelligent Device Station1656
- Reading Data from the Automatic Update Buffer1659
- Writing Data to the Automatic Update Buffer1661
- Setting Network Parameters1663
- Performing a Message Transmission to a Remote Device Station1669
Chapter 20 Serial Communication Instructions1675
- Sending Data Using the On-Demand Function1675
- Executing the Protocols Registered for the Predefined Protocol Support Function1679
- Sending Data Using the Nonprocedural Protocol1684
- Receiving Data Using the Nonprocedural Protocol1687
- Sending Data Using the Bidirectional Protocol1690
- Receiving Data Using the Bidirectional Protocol1693
- Reading the Data Send/Receive Status1696
- Receiving Data Using an Interrupt Program1698
- Sending Data by Using User Frames1701
- Clearing Receive Data1704
- Registering/Canceling the Programmable Controller CPU Monitoring1707
- Initial Setting1712
- Registering User Frames1716
- Reading User Frames1719
- Switching the Mode1723
Chapter 21 A/D Conversion Instructions1726
- Switching the Mode1726
- Reading the User Range Setting Values1729
- Restoring the User Range Setting Values1748
Chapter 22 Positioning Instructions1767
- Restoring the Absolute Position1767
- Starting the Positioning1771
- Teaching1774
- Backing up Module Data (Writing Data to the Flash ROM)1777
- Initializing the Module1780
CHAPTER 23 High Speed Data Logger Module Instructions1783
- File Access Instructions1783
- Recipe Write1783
- Recipe Read1786
Chapter 24 C Intelligent Function Module Instructions1789
- User Function Execution Instruction1789
- Part 5 Standard Functions1793
Chapter 25 Type Conversion Functions1794
- Converting BOOL to WORD1794
- Converting BOOL to DWORD1796
- Converting BOOL to INT1797
- Converting BOOL to DINT1798
- Converting BOOL to TIME1799
- Converting BOOL to STRING1800
- Converting WORD to BOOL1801
- Converting WORD to DWORD1802
- Converting WORD to INT1803
- Converting WORD to DINT1804
- Converting WORD to TIME1806
- Converting WORD to STRING1807
- Converting DWORD to BOOL1808
- Converting DWORD to WORD1809
- Converting DWORD to INT1811
- Converting DWORD to DINT1813
- Converting DWORD to TIME1814
- Converting DWORD to STRING1815
- Converting INT to BOOL1816
- Converting INT to WORD1817
- Converting INT to DWORD1818
- Converting INT to DINT1820
- Converting INT to BCD1821
- Converting INT to REAL1823
- Converting INT to LREAL1824
- Converting INT to TIME1825
- Converting INT to STRING1826
- Converting DINT to BOOL1828
- Converting DINT to WORD1829
- Converting DINT to DWORD1831
- Converting DINT to INT1832
- Converting DINT to BCD1833
- Converting DINT to REAL1835
- Converting DINT to LREAL1836
- Converting DINT to TIME1837
- Converting DINT to STRING1838
- Converting BCD to INT1840
- Converting BCD to DINT1842
- Converting BCD to STRING1845
- Converting REAL to INT1847
- Converting REAL to DINT1849
- Converting REAL to LREAL1851
- Converting REAL to STRING1853
- Converting LREAL to INT1856
- Converting LREAL to DINT1858
- Converting LREAL to REAL1860
- Converting TIME to BOOL1862
- Converting TIME to WORD1863
- Converting TIME to DWORD1864
- Converting TIME to INT1865
- Converting TIME to DINT1866
- Converting TIME to STRING1867
- Converting STRING to BOOL1869
- Converting STRING to WORD1870
- Converting STRING to DWORD1871
- Converting STRING to INT1872
- Converting STRING to DINT1874
- Converting STRING to BCD1876
- Converting STRING to REAL1878
- Converting STRING to TIME1881
- Converting Bit Array to INT1883
- Converting Bit Array to DINT1884
- Converting INT to Bit Array1885
- Converting DINT to Bit Array1886
- Copying the Bit Array1887
- Reading the Specified Bit of the Word Label1888
- Writing the Specified Bit of the Word Label1890
- Copying the Specified Bit of the Word Label1892
- Getting the Start Data1894
- Calculating the Absolute Value1895
Chapter 26 Single Variable Functions1895
- Calculating the Square Root1897
- Calculating the Natural Logarithm1898
- Calculating the Common Logarithm1899
- Calculating the Exponent1901
- Calculating the Sine1902
- Calculating the Cosine1903
- Calculating the Tangent1904
- Calculating the Arc Sine1905
- Calculating the Arc Cosine1906
- Calculating the Arc Tangent1907
- Addition1908
Chapter 27 Arithmetic Operation Functions1908
- Multiplication1910
- Subtraction1912
- Division1914
- Remainder1916
- Exponentiation1918
- Assignment (Move Operation)1919
Chapter 28 Bit Shift Functions1921
- Shifting Data to the Left by N Bit(S)1921
- Shifting Data to the Right by N Bit(S)1923
- Rotating Data to the Left by N Bit(S)1925
- Rotating Data to the Right by N Bit(S)1927
- AND Operation, or Operation, and XOR Operation1929
Chapter 29 Boolean Functions1929
- NOT Operation1932
Chapter 30 Selection Functions1933
- Selecting a Value1933
- Selecting the Maximum/Minimum Value1935
- Controlling the Upper/Lower Limit1937
- Multiplexer1940
Chapter 31 Comparison Functions1942
- Comparing Data1942
- 31.2 Comparing Data1944
Chapter 32 String Functions1946
- Detecting a String Length1946
- Extracting String Data from the Left/Right1948
- Extracting String Data1951
- Concatenating String Data1953
- Inserting String Data1955
- Deleting String Data1957
- Replacing String Data1959
- Searching String Data1962
- Addition1964
Chapter 33 Time Data Type Functions1964
- Subtraction1966
- Multiplication1968
- Division1970
- Part 6 Standard Function Blocks1973
- Bistable Function Block (Set-Dominant)1974
Chapter 34 Bistable Function Blocks1974
- Bistable Function Block (Reset-Dominant)1976
Chapter 35 Edge Detection Function Blocks1978
- Detecting a Rising Edge1978
- Detecting a Falling Edge1980
Chapter 36 Counter/Timer Function Blocks1982
- Up Counter1982
- Down Counter1984
- Up/Down Counter1986
- Counter Function Block1989
- Pulse Timer1991
- On Delay Timer1994
- Off Delay Timer1997
- Timer Function Block1999
- Appendices2003
Appendix 1 Instruction Processing Time2003
- Time Added to Instruction Processing Time2032
Appendix 2 Number of Basic Steps and Availability of Subset Processing2033
Appendix 3 Determining Three PID Constants2058
Appendix 4 PID Operation Program Examples2060
- Auto Tuning (Step Response Method) + PID Control Program Example2061
- Auto Tuning (Step Response Method) Program Example2063
Appendix 5 PID Control Program Examples2065
- Program Examples for PID Control in Automatic Mode2065
- Program Examples for PID Control When Switching Modes2072
Appendix 6 Process Control Program Examples2079
Appendix 7 List of Loop Tag Memory Areas Used by Process Control Instructions2084
- PID Control (SPID), Two-Degree-Of-Freedom PID Control (S2PID), Sample PI Control (SSPI)2084
- I-PD Control (SIPD), Blend PI Control (SBPI)2086
- Manual Output (SMOUT), Monitor (SMON)2088
- Manual Output with Monitor (SMWM), PIDP Control (SPIDP)2089
- Two-Position (On/Off) Control (SONF2), Three-Position (On/Off) Control (SONF3)2090
- Batch Counter (SBC)2091
- Ratio Control (SR)2092

Mitsubishi Electric MELSEC iQ-R Series - Redundant System Instructions

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