Name: Mitsubishi MELSEC iQ-F FX5 series
Brand: Mitsubishi
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464

7 APPLICATION INSTRUCTION

7.7 Real Number Instruction

Operation error

Error code

(SD0/SD8067)

Description

2820 The device areas specified by (s) exceed the corresponding device range.

The device areas specified by (d) exceed the corresponding device range.

3402 The block data in the device areas specified by (s) includes a value other than single-precision real number.

Default Chapter3
- Introduction3
- Safety Precautions3
- Table of Contents4
- Relevant Manuals16
- Terms16
- How to Read this Manual18
Chapter 1 Overview21
- Part 1 Overview21
- Instruction Configuration22
- Data Specification Method23
- Execution Condition35
- Precautions on Programming36
- Part 2 Instruction/Function List43
Chapter 2 Cpu Module Instruction44
- Sequence Instruction44
- Basic Instruction48
- Application Instruction62
- Built-In Ethernet Function Instruction80
Chapter 3 Module Specific Instruction81
- External Device I/O Instruction81
- High-Speed Counter Instruction81
- Positioning Instruction82
- Inverter Communication Instruction83
- MODBUS Communication Instruction83
- BFM Device Read/ Write Instruction84
Chapter 4 Standard Functions/Function Blocks85
- Standard Functions85
- Standard Function Blocks96
- Part 3 Cpu Module Instructions99
Chapter 5 Sequence Instructions100
- Contact Instructions100
- Association Instruction106
- Output Instructions110
- Shift Instructions127
- Master Control Instruction139
  - Setting/Resetting the Master Control139
- Termination Instructions143
  - Ending the Main Routine Program143
  - Ending the Sequence Program144
- Stop Instruction145
  - Stopping the Sequence Program145
- No Processing Instruction146
  - No Operation146
Chapter 6 Basic Instructions147
- Comparison Operation Instructions147
- Arithmetic Operation Instructions163
- Logical Operation Instructions217
- Bit Processing Instructions237
- Data Conversion Instructions244
- Data Transfer Instructions298
Chapter 7 Application Instruction319
- Rotation Instruction319
  - Rotating 16-Bit Data to the Right319
  - Rotating 16-Bit Data to the Left322
  - Rotating 32-Bit Data to the Right324
  - Rotating 32-Bit Data to the Left326
- Program Branch Instruction328
  - Pointer Branch328
  - Jump to END331
- Program Execution Control Instruction332
  - Disabling/Enabling Interrupt Programs332
  - Disabling the Interrupt Program with Specified Priority or Lower334
  - Interrupt Program Mask337
  - Disabling/Enabling the Specified Interrupt Pointer339
  - Returning from the Interrupt Program340
  - Resetting the Watchdog Timer341
- Structuring Instruction342
  - FOR to NEXT342
  - Forcibly Terminating the for to NEXT Instruction Loop344
  - Calling a Subroutine Program346
  - Returning from the Subroutine Program350
  - Calling a Subroutine Program351
- Data Table Operation Instruction353
  - Reading the Oldest Data from the Data Table353
  - Reading the Newest Data from the Data Table355
  - Writing Data to the Data Table357
  - Inserting Data to the Data Table359
  - Deleting Data from the Data Table361
- Character String Operation Instruction363
  - Comparing Character Strings363
  - Concatenating Character Strings366
  - Transferring Character Strings370
  - Converting 16-Bit Binary Data to Decimal ASCII372
  - Converting 32-Bit Binary Data to Decimal ASCII374
  - Converting HEX Code Data to ASCII376
  - Converting 16-Bit Binary Data to Character String380
  - Converting 32-Bit Binary Data to Character String382
  - Converting Single-Precision Real Number to Character String385
  - Detecting a Character String Length390
  - Extracting Character String Data from the Right392
  - Extracting Character String Data from the Left394
  - Storing the Specified Number of Character Strings396
  - Replacing the Specified Number of Character Strings398
  - Searching Character String400
  - Inserting Character String402
  - Deleting Character String404
- Real Number Instruction406
  - Comparing Single-Precision Real Numbers406
  - Single-Precision Real Number Comparison408
  - Single-Precision Real Number Data Band Comparison410
  - Adding Single-Precision Real Numbers412
  - Subtracting Single-Precision Real Numbers414
  - Adding Single-Precision Real Numbers416
  - Subtracting Single-Precision Real Numbers418
  - Multiplying Single-Precision Real Numbers420
  - Dividing Single-Precision Real Numbers422
  - Multiplying Single-Precision Real Numbers424
  - Dividing Single-Precision Real Numbers426
  - Converting 16-Bit Signed Binary Data to Single-Precision Real Number428
  - Converting 16-Bit Unsigned Binary Data to Single-Precision Real Number429
  - Converting 32-Bit Signed Binary Data to Single-Precision Real Number430
  - Converting 32-Bit Unsigned Binary Data to Single-Precision Real Number431
  - Converting Character String to Single-Precision Real Number432
  - Converting Binary Floating Point to Decimal Floating Point435
  - Converting Decimal Floating Point to Binary Floating Point437
  - Inverting the Sign of Single-Precision Real Number439
  - Transferring Single-Precision Real Number Data440
  - Calculating the Sine of Single-Precision Real Number441
  - Calculating the Cosine of Single-Precision Real Number443
  - Calculating the Tangent of Single-Precision Real Number445
  - Calculating the Arc Sine of Single-Precision Real Number447
  - Calculating the Arc Cosine of Single-Precision Real Number449
  - Calculating the Arc Tangent of Single-Precision Real Number451
  - Converting Single-Precision Real Number Angle to Radian453
  - Converting Single-Precision Real Number Radian to Angle454
  - Calculating the Square Root of Single-Precision Real Number455
  - Calculating the Exponent of Single-Precision Real Number456
  - Calculating the Natural Logarithm of Single-Precision Real Number458
  - Calculating the Exponentiation of Single-Precision Real Number460
  - Calculating the Common Logarithm of Single-Precision Real Number462
  - Searching the Maximum Value of Single-Precision Real Number463
  - Searching the Minimum Value of Single-Precision Real Number465
- Random Number Instruction467
  - Generating Random Number467
- Index Register Operation Instruction468
  - Saving All Data of the Index Register468
  - Returning All Data of the Index Register470
  - Saving the Selected Data of the Index Register and Long Index Register471
  - Returning the Selected Data of the Index Register and Long Index Register473
- Data Control Instruction474
  - Upper and Lower Limit Control of 16-Bit Binary Data474
  - Upper and Lower Limit Control of 32-Bit Binary Data476
  - Dead Band Control of 16-Bit Binary Data478
  - Dead Band Control of 32-Bit Binary Data480
  - Zone Control of 16-Bit Binary Data482
  - Zone Control of 32-Bit Binary Data484
  - Scaling 16-Bit Binary Data (Point Coordinates)486
  - Scaling 32-Bit Binary Data (Point Coordinates)489
  - Scaling 16-Bit Binary Data (XY Coordinates)492
  - Scaling 32-Bit Binary Data (XY Coordinates)495
- Special Timer Instruction498
  - Teaching Timer498
  - Special Function Timer500
- Shortcut Control Instruction502
  - Rotary Table Shortest Direction Control502
- Ramp Signal Instruction505
  - Ramp Signal505
- Pulse Related Instruction507
  - Measuring the Density of 16 Bit Binary Pulses507
  - Measuring the Density of 32 Bit Binary Pulses511
  - 16 Bit Binary Pulse Output515
  - 32 Bit Binary Pulse Output523
  - 16 Bit Binary Pulse Width Modulation531
  - 32 Bit Binary Pulse Width Modulation535
- Drum Sequence540
  - 16-Bit Binary Data Absolute Method540
  - 32-Bit Binary Data Absolute Method542
  - Relative Method544
- Check Code546
- Data Operation Instruction549
  - Searching 16-Bit Data549
  - Searching 32-Bit Data551
  - Bit Check of 16-Bit Data553
  - Bit Check of 32-Bit Data554
  - Bit Judgment of 16-Bit Data555
  - Bit Judgment of 32-Bit Data556
  - Searching the Maximum Value of 16-Bit Data557
  - Searching the Maximum Value of 32-Bit Data558
  - Searching the Minimum Value of 16-Bit Data559
  - Searching the Minimum Value of 32-Bit Data560
  - Sorting 16-Bit Data561
  - 16-Bit Data Alignment 2564
  - 32-Bit Data Alignment 2567
  - Adding 16-Bit Data570
  - Adding 32-Bit Data571
  - Calculating the Mean Value of 16-Bit Data572
  - Calculating the Mean Value of 32-Bit Data573
  - Calculating the Square Root of 16-Bit Data574
  - Calculating the Square Root of 32-Bit Data575
  - CRC Calculation576
- Indirect Address Read Instruction579
  - Reading the Indirect Address579
- Clock Instruction581
  - Reading Clock Data581
  - Writing Clock Data583
  - Adding Clock Data585
  - Subtracting Clock Data587
  - Converting Time Data from Hour/Minute/Second to Seconds in 16 Bits589
  - Converting Time Data from Hour/Minute/Second to Seconds in 32 Bits590
  - Converting Time Data from Seconds to Hour/Minute/Second in 16 Bits591
  - Converting Time Data from Seconds to Hour/Minute/Second in 32 Bits592
  - Comparing Date Data593
  - Comparing Time Data596
  - Comparing Clock Data599
  - Comparing Clock Data Zones601
- Timing Check Instruction603
  - Generating Timing Pulses603
  - Hour Meter605
- Module Access Instruction607
  - I/O Refresh607
  - Reading 1-Word/2-Word Data from Another Module609
  - Writing 1-Word/2-Word Data to Another Module612
  - Reading 1-Word/2-Word Data from Another Module615
  - Writing 1-Word/2-Word Data to Another Module (32-Bit Specification)618
Chapter 8 Built-In Ethernet Function Instructions621
- Open/Close Processing Instructions621
  - Opening a Connection621
  - Closing a Connection624
- Socket Communications Function Instructions626
- Part 4 Module Dedicated Instruction635
Chapter 9 High-Speed Counter Instruction636
- High-Speed Processing Instruction636
- High-Speed Current Value Transfer Instruction646
  - High-Speed Current Value Transfer of 16-Bit Data646
  - High-Speed Current Value Transfer of 32-Bit Data648
Chapter 10 External Device I/O Instruction650
- Serial Communication 2650
Chapter 11 Positioning Instruction652
- Positioning Instruction652
Chapter 12 Inverter Communication Instruction677
- Inverter Operation Monitoring(Status Check)677
- Inverter Operations Control(Drive)678
- Inverter Parameter Read679
- Inverter Parameter Write680
- Inverter Parameter Block Write681
- Inverter Multi Command682
Chapter 13 Modbus Communication Instruction684
- MODBUS Read/Write684
Chapter 14 Divided Data Read/Write From/To Bfm Instruction686
- Divided BFM Read686
- Divided BFM Write689
- Part 5 Standard Functions691
Chapter 15 Type Conversion Functions692
- Converting BOOL to WORD692
- Converting BOOL to DWORD693
- Converting BOOL to INT694
- Converting BOOL to DINT695
- Converting BOOL to TIME696
- Converting BOOL to STRING697
- Converting WORD to BOOL698
- Converting WORD to DWORD699
- Converting WORD to INT700
- Converting WORD to DINT701
- Converting WORD to TIME702
- Converting DWORD to BOOL703
- Converting DWORD to WORD704
- Converting DWORD to INT706
- Converting DWORD to DINT708
- Converting DWORD to TIME709
- Converting INT to BOOL710
- Converting INT to WORD711
- Converting INT to DWORD712
- Converting INT to DINT713
- Converting INT to BCD714
- Converting INT to REAL716
- Converting INT to TIME717
- Converting INT to STRING718
- Converting DINT to BOOL720
- Converting DINT to WORD721
- Converting DINT to DWORD723
- Converting DINT to INT724
- Converting DINT to BCD725
- Converting DINT to REAL727
- Converting DINT to TIME728
- Converting DINT to STRING729
- Converting BCD to INT731
- Converting BCD to DINT733
- Converting REAL to INT735
- Converting REAL to DINT737
- Converting REAL to STRING739
- Converting TIME to BOOL742
- Converting TIME to WORD743
- Converting TIME to DWORD744
- Converting TIME to INT745
- Converting TIME to DINT746
- Converting TIME to STRING747
- Converting STRING to BOOL748
- Converting STRING to INT749
- Converting STRING to DINT751
- Converting STRING to REAL753
- Converting STRING to TIME756
- Converting Bit Array to INT757
- Converting Bit Array to DINT758
- Converting INT to Bit Array759
- Converting DINT to Bit Array760
- Bit Array Copy761
- Reading the Specified Bit of Word Label762
- Writing the Specified Bit of Word Label763
- Copying the Specified Bit of Word Label764
- Unnecessary of Type Conversion765
- Absolute Value766
Chapter 16 Single Number Variable Functions766
- Square Root768
- Natural Logarithm Operation769
- Calculating the Common Logarithm770
- Exponential Operation772
- Sine Operation773
- Cosine Operation774
- Tangent Operation775
- Arc Sine Operation776
- Arc Cosine Operation777
- Arc Tangent Operation778
- Addition779
Chapter 17 Arithmetic Operation Functions779
- Multiplication781
- Subtraction783
- Division785
- Remainder787
- Exponentiation789
- Move Operation791
Chapter 18 Bit Shift Functions793
- N-Bit Left Shift793
- N-Bit Right Shift795
- N-Bit Left Rotation797
- N-Bit Right Rotation799
- AND Operation, or Operation, XOR Operation801
Chapter 19 Standard Bitwise Boolean Functions801
- Logical Negation803
Chapter 20 Selection Functions804
- Selection804
- Selecting Maximum/Minimum Value806
- Limit Control808
- Multiplexer810
Chapter 21 Comparison Functions812
- Compare812
- Compare814
Chapter 22 Character String Functions816
- Character String Length Detection816
- Extracting Character String Data from the Left/Right817
- Extract MID String819
- Link Character Strings821
- Inserting Character String823
- Deleting Character String825
- Replacing Character String827
- Searching Character String830
- Addition832
Chapter 23 Time Data Functions832
- Subtraction834
- Multiplication836
- Division838
- Part 6 Function Blocks841
- Bistable Function Blocks (Set Priority)842
Chapter 24 Bistable Function Blocks842
- Bistable Function Blocks (Reset Priority)844
Chapter 25 Edge Detection Function Blocks846
- Rising Edge Detector846
- Falling Edge Detector848
Chapter 26 Counter Function Blocks850
- Up Counter850
- Down Counter852
- Counter Function Block854
Chapter 27 Timer Function Blocks856
- Timer Function Blocks856
- Appendices859
Appendix 1 Number of Instruction Steps859
- Instruction Index878
- Revisions884
- Warranty885
- Trademarks886

Brand	Mitsubishi
Model	MELSEC iQ-F FX5 series
Category	Controller
Language	English

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