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CJ - 08-2008
Omron CJ - 08-2008 User Manual
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209
SECTION 4
Operatin
g Pr
ocedur
es
This section outlines th
e steps required to assemble and operate a CJ-ser
ies PLC System.
4-1
Introduction
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210
4-2
Examples
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212
256
258
Table of Contents
Table of Contents
25
Unit Version
29
Unit Version
31
Precautions
37
Intended Audience
38
General Precautions
38
Safety Precautions
38
Operating Environment Precautions
40
Application Precautions
41
Conformance to EC Directives
45
Section 1 Introduction
49
Introduction
49
Overview
50
CJ-Series Features
51
Special Features
51
Versatile Functions
56
CJ1-H and CJ1M CPU Unit Features
61
CJ1-H-R CPU Unit Features
61
CJ1-H CPU Unit Features
62
CJ1M CPU Unit Features
70
CJ1-H/CJ1M CPU Unit Ver. 4.0 Upgrades
73
Input-Output Variables in Function Blocks
73
Online Editing of Function Blocks
73
CJ1-H/CJ1M CPU Unit Ver. 3.0 Upgrades
74
Text String Support in Function Blocks
74
Function Blocks (FB)
75
Serial Gateway (Converting FINS to Compoway/F Via Serial Port)
75
Comment Memory (in Internal Flash Memory)
76
Simple Backup Data Expanded
77
Free-Running Timers
78
CJ1-H/CJ1M CPU Unit Ver. 2.0 Upgrades
79
New Special Instructions and Functions
79
Downloading and Uploading Individual Tasks
80
Pre-Ver
80
Improved Read Protection Using Passwords
81
Write Protection from FINS Commands Sent to CPU Units Via Networks
86
Online Network Connections Without I/O Tables
91
Communications through a Maximum of 8 Network Levels
93
Connecting Online to Plcs Via NS-Series Pts
95
Setting First Slot Words
96
Automatic Transfers at Power on Without a Parameter File
98
Operation Start/End Times
99
Automatic Detection of I/O Allocation Method for Automatic Transfer at Power on
100
New Application Instructions
101
CJ1-H-R, CJ1-H, CJ1M, and CJ1 CPU Unit Comparison
102
Function Tables
106
Functions Arranged by Purpose
106
Communications Functions (Serial/Network)
113
CJ1M Functions Arranged by Purpose
115
High-Speed Processing
115
Controlling Pulse Outputs
116
Receiving Pulse Inputs
118
Comparison with the CJ1W-NC Pulse Outputs
119
Serial PLC Link
119
Comparison to CS-Series Plcs
121
Section 2 Specifications and System Configuration
123
Specifications and System Configuration
123
Performance Specifications
124
Specifications
124
General Specifications
136
CPU Unit Components
138
CPU Unit Components and Functions
138
CPU Unit Capabilities
140
CJ1 CPU Units
141
Units Classifications
141
Basic System Configuration
142
Data Communications
142
Overview
142
CJ-Series CPU Rack
143
Cj1G-Cpu44
145
Cj1G-Cpu45
145
Cj1M-Cpu21 Cj1M-Cpu13 Cj1M-Cpu12 Cj1M-Cpu11
145
Cj1M-Cpu23 Cj1M-Cpu22
145
Specification
146
CJ-Series Expansion Racks
151
Connectable Units
152
Maximum Number of Units
153
CJ-Series Basic I/O Units
154
I/O Units
154
CJ-Series Special I/O Units
157
CJ-Series CPU Bus Units
160
Expanded System Configuration
160
Serial Communications System
160
Systems
162
Communications Network System
173
CJ-Series CPU Racks and Expansion Racks
177
Unit Current Consumption
177
Example Calculations
178
Current Consumption Tables
179
CPU Bus Unit Setting Area Capacity
182
CJ-Series Basic I/O Units
183
I/O Table Settings List
183
CJ-Series Special I/O Units
184
CJ-Series CPU Bus Units
185
Section 3 Nomenclature, Functions, and Dimensions
187
Nomenclature, Functions, and Dimensions
187
CPU Units
188
Models
188
Components
189
CPU Unit Memory Block Map
193
Dimensions
196
File Memory
197
Memory Card
198
Files Handled by CPU Unit
199
Initializing File Memory
200
Symbol
200
Using File Memory
201
Installing and Removing the Memory Card
204
Memory Card Dimensions
204
Overview
206
Programming Devices
206
Programming Consoles
208
CX-Programmer
209
Peripheral Port Specifications
215
RS-232C Port Specifications
215
Power Supply Units
218
Power Supply Units Models
218
Components
219
Dimensions
221
Power Supply Confirmation
223
Replacement Notification
223
I/O Control Units and I/O Interface Units
229
Models
229
Component Names
230
System Configuration
230
CJ-Series Basic I/O Units
231
CJ-Series Basic I/O Units with Terminal Blocks
231
Dimensions
231
CJ-Series 32/64-Point Basic I/O Units with Connectors
234
B7A Interface Unit
245
Models
245
Overview
245
System Configuration
245
B7A Communications Specifications
246
Common Specifications
247
I/O Memory Allocations
247
Transmission Error Processing
248
Parts and Names
249
Preparing and Connecting Cables
251
Connection Diagrams
253
Dimensions (Unit: MM)
255
Operating Procedures
257
Introduction
258
Examples
260
Section 5 Installation and Wiring
273
Installation and Wiring
273
Fail-Safe Circuits
274
Installation
276
Installation and Wiring Precautions
276
Installation in a Control Panel
278
Assembled Appearance and Dimensions
280
CJ-Series Unit Weights
294
Connecting PLC Components
295
DIN Track Installation
297
Connecting CJ-Series Expansion Racks
300
Power Supply Wiring
303
Wiring
303
Wiring CJ-Series Basic I/O Units with Terminal Blocks
310
Wiring I/O Units with Connectors
311
Connecting I/O Devices
320
Reducing Electrical Noise
324
DIP Switch Settings
327
Overview
328
Details
329
User Program Memory
329
Section 7 Plc Setup
333
PLC Setup
333
Overview of the PLC Setup
334
PLC Setup
334
PLC Setup Settings
336
Startup Operation Settings (CX-Programmer's Startup Tab Page)
336
CPU Settings Tab Page
338
Time and Interrupt Settings (CX-Programmer Timings Tab Page)
342
SIOU Refresh Tab Page
344
Unit Settings Tab Page
345
Host Link (RS-232C) Port Tab Page
346
Peripheral Port Tab Page
355
Peripheral Service Tab Page (CPU Processing Mode Settings)
359
Set Time to All Events (Fixed Peripheral Servicing Time)
361
FINS Protection Tab Page (Protection against FINS Writes Across Networks) (CJ-Series CPU Unit Ver. 2.0 Only)
362
Built-In Inputs
363
Origin Search Function
368
Pulse Output 1 Settings
372
Origin Return Function
377
Explanations of PLC Setup Settings
380
Section 8 I\/O Allocations
391
I/O Allocations
391
CPU Bus Units
392
I/O Allocations
392
Unit Types
392
I/O Allocation
393
Precautions When Using Memory Cards
397
Creating I/O Tables
398
Creating, Editing, and Transferring I/O Tables
398
Procedures for Registering I/O Tables
399
Allocating First Words to Slots and Reserving Words
403
Allocating First Words to Racks
406
Detailed Information on I/O Table Creation Errors
409
Data Exchange with CPU Bus Units
410
Special I/O Units
410
CPU Bus Units
412
Section 9 Memory Areas
415
Memory Areas
415
Introduction
416
I/O Memory Area Structure
417
I/O Memory Areas
417
Overview of the Data Areas
419
Data Area Properties
424
I/O Area
425
Data Link Area
431
CPU Bus Unit Area
432
Special I/O Unit Area
434
Serial PLC Link Area
435
Devicenet Area
436
Internal I/O Area
437
Holding Area
438
Auxiliary Area
439
FB Pro
460
TR (Temporary Relay) Area
470
Timer Area
471
Counter Area
473
Data Memory (DM) Area
473
Data Memory
474
Extended Data Memory
475
Extended Data Memory (EM) Area
475
Index Registers
476
Data Registers
482
Task Flags
483
Condition Flags
484
Clock Pulses
486
Parameter Areas
487
PLC Setup
487
Registered I/O Tables
487
Routing Tables
488
CPU Bus Unit Setting
489
Section 10 CPU Unit Operation and the Cycle Time
491
CPU Unit Operation and the Cycle Time
491
CPU Unit Operation
493
General Flow
493
I/O Refreshing and Peripheral Servicing
495
Startup Initialization
496
CPU Unit Operating Modes
497
Operating Modes
497
(See Note)
498
Program
498
Status and Operations in each Operating Mode
498
Operating Mode Changes and I/O Memory
499
Power off Operation
499
Instruction Execution for Power Interruptions
502
Computing the Cycle Time
505
CPU Unit Operation Flowchart
505
Cycle Time Overview
506
I/O Unit Refresh Times for Individual Units
512
Cycle Time Calculation Example
515
Online Editing Cycle Time Extension
516
I/O Response Time
517
Interrupt Response Times
518
Instruction Execution Times and Number of Steps
520
Serial PLC Link Response Time
520
Sequence Input Instructions
521
Sequence Control Instructions
522
Sequence Output Instructions
522
Timer and Counter Instructions
523
Comparison Instructions
524
Data Movement Instructions
525
Data Shift Instructions
526
Increment/Decrement Instructions
527
Symbol Math Instructions
527
Conversion Instructions
528
Logic Instructions
530
Special Math Instructions
530
Floating-Point Math Instructions
531
Double-Precision Floating-Point Instructions
532
Data Control Instructions
534
Subroutine Instructions
534
High-Speed Counter and Pulse Output Instructions (CJ1M CPU21/22/23 CPU Units Only)
535
Interrupt Control Instructions
535
Step Instructions
536
Basic I/O Unit Instructions
537
File Memory Instructions
538
Network Instructions
538
Serial Communications Instructions
538
Clock Instructions
539
Debugging Instructions
539
Display Instructions
539
Block Programming Instructions
540
Failure Diagnosis Instructions
540
Other Instructions
540
Task Control Instructions
542
Text String Processing Instructions
542
Function Block Instance Execution Time (CPU Units with Unit Version 3.0 or Later)
543
Model Conversion Instructions (Unit Ver. 3.0 or Later Only)
543
Special Function Block Instructions (Unit Ver. 3.0 or Later Only)
543
Section 11 Troubleshooting
547
Troubleshooting
547
Error Log
548
Error Categories
549
Error Information
549
Error Processing
549
Error Codes and Error Flags
550
Error Processing Flowchart
551
Error Messages
553
Power Supply Check
565
Memory Error Check
566
Program Error Check
567
Cycle Time too Long Error Check
568
PLC Setup Setting Error Check
568
Battery Error Check
569
I/O Setting Error Check
569
I/O Check
570
Environmental Conditions Check
571
Troubleshooting Racks and Units
572
Section 12 Inspection and Maintenance
577
Inspection and Maintenance
577
Inspection Points
578
Inspections
578
Unit Replacement Precautions
579
Replacing User-Serviceable Parts
580
Specifications of Basic I/O Units
585
Com
599
CJ1M CPU Unit Built-In I/O Specifications
641
Auxiliary Area
645
Memory Map of PLC Memory Addresses
685
PLC Setup Coding Sheets for Programming Console
687
Connecting to the RS-232C Port on the CPU Unit
703
CJ1W-CIF11 RS-422A Converter
713
Index
719
Revision History
729
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Omron CJ - 08-2008 Specifications
General
Brand
Omron
Model
CJ - 08-2008
Category
Controller
Language
English
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