Mitsubishi Electric L26CPU Manuals

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Mitsubishi Electric L26CPU User's Manual And Reference (418 pages)

MELSEC-L Series, CPU Module

Brand: Mitsubishi Electric | Category: Controller | Size: 13.36 MB

Safety Precautions
3
Conditions of Use for the Product
10
Introduction
11
Relevant Manuals
12
Table of Contents
14
Manual Page Organization
19
Terms
20
Part 1 Programming
21
Chapter 1 Basic Procedure for Programming

22
- System Configuration Example
  23
- Creating a Project
  24
- Creating a Program
  25
  - Prior Knowledge for Creating a Program
    25
  - How to Create a Program
    26
  - Converting a Program
    27
  - Writing a Project to the CPU Module
    28
    
    Formatting a Memory
    28
    
    Writing to the CPU Module
    29
  - Checking an Operation of the CPU Module
    30
  - Saving a Project
    32
Chapter 2 Application of Programming

33
- Memory and Files
  33
  - Memory Configuration
    33
  - Parameter-Valid Drive
    36
  - Files
    37
  - I/O Number
    43
    
    Concept of I/O Number Assignment
    43
    
    I/O Number Assignment
    45
  - Scan Time Structure
    47
    
    Initial Processing
    47
    
    Refresh Processing of Input/Output Modules or Intelligent Function Modules
    48
    
    Program Operation
    48
    
    END Processing
    49
  - Operation Processing of the CPU Module for each Operating Status
    50
  - Operation Processing During Momentary Power Failure
    52
  - Processing of Inputs and Outputs
    53
    
    Refresh Processing
    53
    
    Direct Processing
    56
  - Interrupt Program
    58
  - Executing Multiple Programs
    63
    
    Initial Execution Type Program
    65
    
    Scan Execution Type Program
    67
    
    Standby Type Program
    68
    
    Fixed Scan Execution Type Program
    71
    
    Changing the Program Execution Type
    74
  - Boot Operation
    76
  - Programming Language
    78
  - Communications with Intelligent Function Modules
    79
- Part 2 Functions
  83
Chapter 3 Cpu Module Functions

84
- Function List
  84
- Constant Scan
  87
- Watchdog Timer (WDT)
  89
- Latch Function
  90
- Initial Device Value
  93
- Service Processing Setting
  96
- Output Mode at Operating Status Change (STOP to RUN)
  103
- Input Response Time Setting
  104
- Error Time Output Mode Setting
  105
- PLC Operation Mode at H/W Error Setting
  106
- Security Function
  107
  - File Password 32
    107
  - Remote Password
    112
  - Remote Operation
    114
    
    Remote RUN/STOP
    114
    
    Remote PAUSE
    116
    
    Remote RESET
    118
    
    Remote Latch Clear
    119
  - Scan Time Measurement
    120
  - Program List Monitor
    123
  - Interrupt Program List Monitor
    124
  - Monitor Condition Setting
    125
  - Local Device Monitor/Test
    130
  - External Input/Output Forced On/Off
    133
  - Executional Conditioned Device Test
    137
  - Sampling Trace
    145
  - Realtime Monitor Function
    152
  - Writing Programs in RUN Status
    153
    
    Online Change (Ladder Mode)
    153
    
    Online Change (Files)
    154
    
    Precautions for Online Change
    155
  - Debug from Multiple Programming Tools
    160
    
    Simultaneous Monitoring from Multiple Programming Tools
    161
    
    Online Change from Multiple Programming Tools
    162
  - Self-Diagnostic Function
    163
  - Error Clear
    168
  - LED Control Function
    171
    
    Methods for Turning off the Leds
    171
    
    LED Indication Priority
    172
  - Module Error Collection Function
    173
  - Latch Data Backup to Standard ROM
    177
    
    Latch Data Backup
    178
    
    Restoring Backup Data
    181
  - Writing/Reading Device Data To/From Standard ROM
    182
  - Module Model Name Read
    183
  - CPU Module Change Function with SD Memory Card
    184
    
    Backup to SD Memory Card
    186
    
    Backup Data Restoration
    194
  - Clock Function
    198
  - Battery Life-Prolonging Function
    200
  - Memory Check Function
    201
  - Program Cache Memory Auto Recovery Function
    202
  - Project Data Batch Save/Load Function
    204
    
    Batch Save
    205
    
    Batch Load
    211
  - Predefined Protocol Function
    217
    
    Communications Via Ethernet
    217
    
    Communications Via RS-232 and RS-422/485
    218
  - Serial Communication Function
    229
  - Iq Sensor Solution Function
    236
Chapter 4 Display Unit Functions

238
- Function List
  242
- CPU Monitor/Test
  243
  - Device Monitor/Test
    243
  - Device Clear
    251
  - Forced On/Off
    253
  - Scan Time Monitor
    256
  - Built-In I/O Function Monitor
    257
  - Error Display/Clear
    261
  - CPU Settings
    265
    
    Clock Setting
    265
  - Module Monitor/Test
    267
    
    Buffer Memory Monitor/Test
    267
  - Module Settings
    272
    
    Initial Setting Change
    272
  - User Message
    275
  - Memory Card Operation
    276
    
    File List/Delete
    276
    
    Free Space Display
    281
    
    Batch Save
    282
    
    Batch Load
    283
  - Options
    285
    
    Language Setting
    285
    
    Contrast Adjustment
    286
    
    Lighting Period Setting
    287
    
    Pop-Up Display
    288
- Part 3 Devices, Constants
  289
Chapter 5 Devices

290
- Device List
  290
- Internal User Devices
  292
  - Input (X)
    295
  - Output (Y)
    295
  - Internal Relay (M)
    296
  - Latch Relay (L)
    296
  - Link Relay (B)
    296
  - Annunciator (F)
    297
  - Link Special Relay (SB)
    300
  - Edge Relay (V)
    300
  - Step Relay (S)
    301
  - Timer (T, ST)
    301
  - Counter (C)
    310
  - Data Register (D)
    313
  - Link Register (W)
    314
  - Link Special Register (SW)
    315
  - Internal System Devices
    316
    
    Function Devices (FX, FY, FD)
    316
    
    Special Relay (SM)
    318
    
    Special Register (SD)
    318
  - Link Direct Devices
    319
  - Module Access Devices
    322
    
    Intelligent Function Module Device
    322
  - Index Register/Standard Device Register (Z)
    324
    
    Index Register (Z)
    324
    
    Standard Device Register (Z)
    325
    
    Saving and Restoration of the Index Register
    326
  - File Register (R, ZR)
    328
  - Extended Data Register (D) and Extended Link Register (W)
    332
  - Nesting (N)
    337
  - Pointer (P)
    338
    
    Local Pointer
    339
    
    Common Pointer
    340
  - Interrupt Pointer (I)
    341
  - Other Devices
    342
    
    SFC Block Device (BL)
    342
    
    I/O No. Specification Device (U)
    342
    
    Macro Instruction Argument Device (VD)
    343
Chapter 6 Constants

344
- Decimal Constant (K)
  344
- Hexadecimal Constant (H)
  344
- Real Number (E)
  345
- Character String (" ")
  345
Chapter 7 Convenient Usage of Devices

346
- Global Device
  346
- Local Device
  347
- Appendices
  352
- Appendix 1 Parameter Setting
  
  352
- Appendix 1
  
  352
  - List of Parameter Numbers
    352
- Appendix 1.2 PLC Parameters
  
  355
- Appendix 1.3 Network Parameters
  
  376
- Appendix 1.4 Remote Password Setting
  
  377
- Appendix 2 Added and Changed Functions
  
  378
- Appendix 3 CPU Module Processing Time
  
  380
- Appendix 3.1 Time Required for each Processing in a Scan Time
  
  380
- Appendix
  
  380
  - Factors that Increase the Scan Time
    387
- Appendix 3.2
  
  387
  - Realtime Monitor Function Processing Time
    390
- Appendix 4 Data Used in the CPU Module
  
  391
- Appendix 5 Character Codes Available in the Display Unit
  
  393
- Appendix 6 Differences between LCPU and Qnucpu
  
  405
- Appendix 6.1 Specifications Comparison
  
  405
- Appendix 6.2 Precautions for Utilizing Programs
  
  406
- Appendix 7 Precautions for Using GX Works2 and Differences with GX Developer
  
  407
- Appendix 8 Device Point Assignment Sheet
  
  408
  - Index
    409
    
    Revisions
    412
    
    Warranty
    415
    
    Trademarks
    416

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Mitsubishi Electric L26CPU Manuals

Mitsubishi Electric L26CPU User's Manual And Reference (418 pages)

Table of Contents

Chapter 1 Basic Procedure for Programming

Chapter 2 Application of Programming

Chapter 3 Cpu Module Functions

Chapter 4 Display Unit Functions

Chapter 5 Devices

Chapter 6 Constants

Chapter 7 Convenient Usage of Devices

Appendix 1 Parameter Setting

Appendix 1

Appendix 1.2 PLC Parameters

Appendix 1.3 Network Parameters

Appendix 1.4 Remote Password Setting

Appendix 2 Added and Changed Functions

Appendix 3 CPU Module Processing Time

Appendix 3.1 Time Required for each Processing in a Scan Time

Appendix

Appendix 3.2

Appendix 4 Data Used in the CPU Module

Appendix 5 Character Codes Available in the Display Unit

Appendix 6 Differences between LCPU and Qnucpu

Appendix 6.1 Specifications Comparison

Appendix 6.2 Precautions for Utilizing Programs

Appendix 7 Precautions for Using GX Works2 and Differences with GX Developer

Appendix 8 Device Point Assignment Sheet

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