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CJ2 CPU - REV 10-2010
OMRON CJ2 CPU - REV 10-2010 Manuals
Manuals and User Guides for OMRON CJ2 CPU - REV 10-2010. We have
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OMRON CJ2 CPU - REV 10-2010 manual available for free PDF download: User Manual
OMRON CJ2 CPU - REV 10-2010 User Manual (670 pages)
CJ2 CPU Unit Software
Brand:
OMRON
| Category:
Software
| Size: 19.32 MB
Table of Contents
Table of Contents
15
Introduction
7
Intended Audience
7
CJ2 CPU Unit Manuals
8
Manual Structure
11
Additional Information
11
Sections in this Manual
13
Table of Contents
15
Table of Contents
21
Safety Precautions
27
Application Precautions
31
Operating Environment Precautions
36
Regulations and Standards
37
Unit Versions of CJ2 CPU Units
39
Related Manuals
45
1 Overview
47
CJ2 CPU Unit Features
47
Overview of CJ2 CPU Units
47
Overview of CJ2 CPU Units
48
Overview
48
Overview
49
CJ2 CPU Unit Features
50
Basic Operating Procedure
58
2 Internal Memory in the CPU Unit
59
Memory Configuration
59
Overview
60
Memory Configuration
60
Built-In Flash Memory
60
Built-In Ram
60
Memory Areas and Stored Data
61
Transferring Data from a Programming Device to the CPU Unit
62
CPU Unit Operation
63
CPU Unit Operating Modes
63
CPU Unit Internal Operation
64
Overview
64
Startup Initialization
64
Cycle Time
66
Program Execution
66
I/O Refreshing
68
Processing at Power Interruptions
69
CPU Unit Operating Modes
70
Operating Modes
70
Checking the Operating Mode
71
Changing the Operating Mode
72
Operating Mode Details
76
CPU Unit Initialization
77
Overview of CPU Unit Initialization
78
CPU Unit Initial Settings
78
CPU Unit Initialization
78
Dip Switch
78
Plc Name
80
Routing Tables
81
PLC Setup
84
Creating I/O Tables
85
I/O Tables
85
Automatic Allocation
86
Manual Allocation
86
Setting Routing Tables
87
Routing Tables
87
Local Network Table
88
Relay Network Table
88
Cases in Which Routing Tables Are Required
89
Setting and Transferring Routing Tables
90
Setting Allocated DM Area Words for Special I/O Units and CPU Bus Units
91
Setting Procedure
91
CPU Bus Unit Setup Area
92
Setting Procedure
92
Understanding Programming
93
Programming
95
Programming Overview
95
Program Capacity
97
Basic Ladder Diagram Concepts
98
ST Language
100
SFC Overview
101
Tasks
103
Overview of Tasks
103
Cyclic Tasks
106
Cyclic Task Status
108
Task Control Instructions
109
Interrupt Tasks
112
External Interrupts
120
Designing Tasks
122
Flags Related to Tasks
125
Sections
132
Overview of Sections
132
Function Blocks
134
Features of Function Blocks
134
Function Block Specifications
136
Symbols
139
Overview
139
Types of Symbols
140
Variables in Function Blocks
141
Global Symbols
142
Local Symbols
142
Network Symbols
143
Network Symbols (CJ2H-CPU6@-EIP and CJ2M-CPU3@ Only)
143
Variables in Function Blocks
147
Symbol Data Types
148
Specifying Arrays
149
Automatic Address Allocation to Symbols
153
Instructions
154
Basic Understanding of Instructions
154
Instruction Conditions
155
Instruction Location and Execution Conditions
156
Instruction Variations
157
Execution Conditions
157
Specifying Operands
161
Specifying Operands
163
Data Formats
169
I/O Refresh Timing
173
Cyclic Refresh
173
Index Registers
178
What Are Index Registers
178
Using Index Registers
178
Processing Related to Index Registers
183
Monitoring Index Registers
184
Sharing Index and Data Registers between Tasks
185
Specifying Address Offsets
187
Overview
187
Examples of Address Offset Application
189
Checking Programs
190
Errors During CX-Programmer Input
190
Program Checks with the CX-Programmer
190
Debugging with the Simulator
191
Error Simulation Function
193
Program Execution Check
194
Other Errors
195
Precautions
197
Condition Flags
197
Special Program Sections
202
I\/O Memory Areas
207
I/O Memory Areas
207
I/O Memory Area Overview
208
I/O Memory Areas
208
I/O Memory Area Structure
210
Holding I/O Memory Values
212
I/O Area
214
Input Bits
214
Output Bits
216
Data Link Area
219
Synchronous Data Refresh Area
220
CPU Bus Unit Area
221
Special I/O Unit Area
222
Pulse I/O Area
223
Serial PLC Link Area
224
Devicenet Area
225
Work Area
226
Holding Area
227
Self-Maintaining Bits
227
Auxiliary Area
229
Temporary Relay Area
230
Data Memory Area
231
Extended Data Memory Area
234
Automatic Address Allocation
234
File Memory
235
Trace Memory
235
Timer Areas
238
Counter Areas
240
Task Flags
241
Index Registers
242
Data Registers
247
Condition Flags
249
Clock Pulses
251
File Operations
253
File Memory
254
File Operations
254
Types of File Memory
254
Initializing File Memory
255
Memory Card Precautions
257
Memory Card Recognition Time
257
Types of Files Stored in File Memory
259
File Types
259
Program/Network Symbol File
259
Parameter File
260
Data File
260
Comment File
261
Program Index File
261
Unit Backup File
261
Creating and Saving Files for File Memory
262
File Memory Operations
263
Types of File Memory Operations
263
Backup Restore Operation
264
File Memory Operating Procedures and File Memory Files
265
Files Automatically Transferred at Startup
265
General-Purpose Files
267
Restrictions on File Use
271
File Sizes
272
Relation between Support Software and File Memory Files
273
I\/O Allocations and Unit Settings
275
I/O Allocations
275
I/O Allocations
276
Automatic Allocation
279
Manual Allocation
283
Allocating First Words to Racks
288
I/O Table Errors and Precautions
291
Setting CPU Bus Units and Special I/O Units
294
Setting Parameters
294
Data Exchange
298
Special I/O Units
298
Fins Commands
299
Cpu Bus Units
300
Plc Setup
303
Overview of the PLC Setup
304
PLC Setup Settings
306
PLC Setup Settings
307
Startup Operation Settings
307
Iom Hold Bit Startup Hold Setting
308
Execution Setting
309
CPU Unit Settings
310
Execute Process
310
Background Execution Settings
314
Retry Counts
315
Timings/Synchronous Settings
316
Watch Cycle Time
316
Scheduled Interrupt Interval
318
Power off Detection Delay Time
319
Power off Interrupt Disabled
320
Special I/O Unit Cyclic Refreshing
321
Disable Siou Cyclic Refresh
321
Basic I/O Unit Rack Response Times
323
Serial Port Settings
325
Peripheral Service
332
Set Time to All Events
332
FINS Protection
333
Settings for Fins Write Protection Via Network
333
I/O Module
334
10 CPU Unit Functions
335
Clock Functions
337
Times Stored in Memory
338
Power on Clock Data
338
Power Interruption Time
339
Total Power on Time
339
Free-Running Timers
340
Cycle Time/High-Speed Processing
341
Minimum Cycle Time
341
Maximum Cycle Time
342
Monitoring the Cycle Time
343
High-Speed Inputs
343
Background Execution
344
Programming Example
350
High-Speed Interrupt Function
353
Startup Settings and Maintenance
356
Holding Settings for Operating Mode Changes and at Startup
356
Power off Detection Delay Setting
358
Disabling Power off Interrupts
359
RUN Output
360
Automatic Transfer at Startup
361
Unit Management Functions
369
Basic I/O Unit Management
369
CPU Bus Unit Flags/Bits
371
Special I/O Unit Flags/Bits
372
Memory Management Functions
373
Automatic Backup
373
EM File Memory Functions
375
Comment Memory
376
Replacing the Entire Program During Operation
377
Example Programs
380
Security Functions
384
Write-Protection Using the DIP Switch
384
Read Protection Using Passwords
384
Operating Procedure
385
Enabling/Disabling Saving to Memory Cards
387
Enabling and Disabling Program Overwriting
388
Program Operation Protection Using Production Lot Numbers
389
Write Protection from FINS Commands
390
PLC Names
394
Debugging
397
Forced Set/Reset
397
Differential Monitoring
398
Test Input
398
Online Editing
399
Turning off Outputs
401
Tracing Data
402
Storing the Stop Position at Errors
410
Failure Alarm Instructions
411
Simulating System Errors
412
Failure Point Detection
413
Synchronous Unit Operation
415
Overview
415
Application Example
417
Details on Synchronous Unit Operation
418
Synchronous Unit Operation Specifications
421
Synchronous Data Refresh
422
Restrictions in Using Synchronous Unit Operation
426
Application Procedure
428
PLC Setup
429
Writing the Synchronous Interrupt Task
431
Adjusting and Troubleshooting Synchronous Unit Operation
432
Programming Devices and Communications
437
Accessing a PLC from the CX-Programmer
438
Overview
438
System Configurations for Accessible Plcs
440
Accessing a PLC from the CX-Programmer
444
Automatic Online Connection
447
Serial Communications
451
Overview of Serial Communications
451
No-Protocol Communications System
453
Host Link Fins
455
Operating Specifications
457
System Configuration
457
Communications Networks
465
CPU Unit Cycle Time
469
Monitoring the Cycle Time
470
Computing the Cycle Time
472
CPU Unit Operation Flowchart
472
Cycle Time Overview
473
I/O Unit Refresh Times for Individual Units
475
Cycle Time Calculation Example
479
Online Editing Cycle Time Extension
481
I/O Response Time
481
Response Time for Input Interrupts
482
Response Performance of Serial PLC Links
483
Appendices
485
Instruction Functions
487
A-1-1 Sequence Input Instructions
487
A-1-2 Sequence Output Instructions
489
A-1-3 Sequence Control Instructions
490
A-1-4 Timer and Counter Instructions
494
A-1-5 Comparison Instructions
498
A-1-6 Data Movement Instructions
502
A-1-7 Data Shift Instructions
504
A-1-8 Increment/Decrement Instructions
508
A-1-9 Symbol Math Instructions
508
A-1-10 Conversion Instructions
513
A-1-11 Logic Instructions
519
A-1-12 Special Math Instructions
521
A-1-13 Floating-Point Math Instructions
522
A-1-14 Double-Precision Floating-Point Instructions
526
A-1-15 Table Data Processing Instructions
529
A-1-16 Tracking Instructions
533
A-1-17 Data Control Instructions
534
A-1-18 Subroutine Instructions
538
A-1-19 Interrupt Control Instructions
539
A-1-20 High-Speed Counter/Pulse Output Instructions
540
A-1-21 Step Instructions
542
A-1-22 Basic I/O Unit Instructions
542
A-1-23 Serial Communications Instructions
545
A-1-24 Network Instructions
547
A-1-25 File Memory Instructions
549
A-1-26 Display Instructions
550
A-1-27 Clock Instructions
551
A-1-28 Debugging Instructions
552
A-1-29 Failure Diagnosis Instructions
552
A-1-30 Other Instructions
553
A-1-31 Block Programming Instructions
554
A-1-32 Text String Processing Instructions
558
A-1-33 Task Control Instructions
561
A-1-34 Model Conversion Instructions
561
A-1-35 Special Function Block Instructions
562
Instruction Execution Times and Number of Steps
564
A-2-1 Sequence Input Instructions
566
A-2-2 Sequence Output Instructions
567
A-2-3 Sequence Control Instructions
567
A-2-4 Timer and Counter Instructions
568
A-2-5 Comparison Instructions
569
A-2-6 Data Movement Instructions
571
A-2-7 Data Shift Instructions
571
A-2-8 Increment/Decrement Instructions
572
A-2-9 Symbol Math Instructions
573
A-2-10 Conversion Instructions
575
A-2-11 Logic Instructions
577
A-2-12 Special Math Instructions
577
A-2-13 Floating-Point Math Instructions
578
A-2-14 Double-Precision Floating-Point Instructions
579
A-2-15 Table Data Processing Instructions
580
A-2-16 Tracking Instructions
582
A-2-17 Data Control Instructions
582
A-2-18 Subroutine Instructions
583
A-2-19 Interrupt Control Instructions
584
A-2-20 High-Speed Counter/Pulse Output Instructions
584
A-2-21 Step Instructions
587
A-2-22 Basic I/O Unit Instructions
587
A-2-23 Serial Communications Instructions
588
A-2-24 Network Instructions
589
A-2-25 File Memory Instructions
589
A-2-26 Display Instructions
590
A-2-27 Clock Instructions
590
A-2-28 Debugging Instructions
590
A-2-29 Failure Diagnosis Instructions
590
A-2-30 Other Instructions
591
A-2-31 Block Programming Instructions
591
A-2-32 Text String Processing Instructions
593
A-2-33 Task Control Instructions
594
A-2-34 Model Conversion Instructions
594
A-2-35 Special Function Block Instructions
595
A-2-36 SFC Instructions
595
A-2-37 Function Block Instance Execution Time
595
Auxiliary Area
597
A-3-1 Read-Only Area (Set by System
597
A-3-2 Read/Write Area (Set by User)
636
A-3-3 Details on Auxiliary Area Operation
647
A-4-1 PLC Memory Addresses
650
A-4 Memory Map of PLC Memory Addresses
650
A-4-2 Memory Map
651
A-5-1 Power off Operation
652
A-5 Operation for Power Interruptions
652
Description of Operation
653
A-5-2 Instruction Execution for Power Interruptions
654
A-6 Ethernet/Ip Connections from Windows XP (SP2 or Higher), Windows Vista or Windows 7
656
A-6-1 Changing Windows Firewall Settings
656
A-6 Ethernet/Ip Connections from Windows XP (SP2 or Higher), Windows Vista
659
A-7 PLC Comparison Charts: CJ-Series and CS-Series Plcs
659
A-8-1 CJ2H CPU Unit
663
A-8 Functions Supported for Unit Versions
663
A-8-2 CJ2M CPU Unit
664
Index
665
Index
669
Revision History
669
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