Name: Omron CJ2-CPU
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5 Designing the Power Supply System

NX-series EtherNet/IP Coupler Unit User’s Manual (W536)

5-3 Designing the I/O Power Supply System

5-3-4 Restrictions on Inrush Current for ON/OFF Operation

Irms

Default Chapter3
- Introduction3
- Contents5
- Relevant Manuals10
- Manual Structure11
Contents13
- Terms and Conditions Agreement15
- Safety Precautions17
- Precautions for Safe Use20
- Precautions for Correct Use25
- Regulations and Standards26
- Unit Versions28
  - Unit Versions and Support Software Versions30
- Related Manuals31
- Terminology36
- Revision History38
- Sections in this Manual39
  - Ethernet/Ip Networks41
Section 1 Ethernet/Ip Networks42
- Introduction to Ethernet/Ip42
  - Ethernet/Ip Features42
- Ethernet/Ip Network Configuration Elements45
Features of Ethernet/Ip Slave Terminals52
System Configurations of Ethernet/Ip Slave Terminals55
- System Configuration55
- Types of NX Units57
- Safety Control System58
Support Software59
- Applicable Support Software59
- Connection Method and Procedures59
Specifications62
- General Specifications of Ethernet/Ip Slave Terminals62
- Ethernet/Ip Coupler Unit Specifications63
- End Cover Specifications66
Procedures67
- Ethernet/Ip Slave Terminal Application Procedures67
- Details69
  - Part Names and Functions71
Parts and Names72
- Ethernet/Ip Coupler Units72
- NX Units73
- End Cover74
Indicators75
Hardware Switch Settings78
- Rotary Switches78
- DIP Switch79
Communications Connector and Peripheral USB Port80
Terminal Blocks81
DIN Track Contact Plate83
- Designing the Power Supply System85
Power Supply System and Design Concepts86
- Power Supply System and Types of Power Supplies86
- NX-Series Power Supply-Related Units87
- Design Concepts for Power Supply to the Ethernet/Ip Slave Terminal89
Designing the NX Unit Power Supply System90
- Procedure for Designing the NX Unit Power Supply System90
- Calculation Example for the NX Unit Power Supply91
Designing the I/O Power Supply System93
- I/O Power Supply Method93
- Designing the I/O Power Supply from the NX Bus94
- Designing the I/O Power Supply from External Sources98
- Restrictions on Inrush Current for ON/OFF Operation98
Selecting External Power Supplies and Protective Devices100
- Selecting the Unit Power Supply100
- Selecting the I/O Power Supplies102
- Selecting Protective Devices103
Section 6 Installation108
- Installation108
- Installing Units108
- Control Panel Installation130
Section 7 Wiring140
- Ethernet/Ip Network Wiring140
- Connecting the Power Supply and Ground Wires144
- Connecting USB Cable164
- Wiring External Signal Lines166
  - Ethernet/Ip Communications167
Section 8 Ethernet/Ip Communications168
- Ethernet/Ip Functions168
  - Implicit Message Communications168
  - Explicit Message Communications169
- Tag Data Links170
  - Tag Data Link Data Areas171
  - Creating Tag Data Links173
    - Setting up Slave Terminals175
Section 9 Setting up Slave Terminals177
- Settings and Setting Procedures177
Setting Slave Terminal Parameters181
- Items to Set181
- Setting the NX Unit Configuration Information181
- I/O Allocation Information185
- I/O Allocation Information186
- Unit Operation Settings196
- Unit Application Data197
- Support Software Functions Used as Required198
Transferring and Comparing Settings202
- Transferring Slave Terminal Setting Information through the USB Port on the Ethernet/Ip Coupler Unit202
- Comparing Settings203
Setting IP Address205
- Directly Setting the IP Address with the Network Configurator205
- Getting the IP Address from the BOOTP Server with the Network Configurator207
- Directly Setting the IP Address Using Hardware Switches208
- Getting an IP Address from the BOOTP Server209
Setting Tag Data Links210
- Starting the Network Configurator210
- Tag Data Link Setting Procedure212
- Registering Devices213
- Determine Tag Sizes214
- Creating Tags and Tag Sets216
- Connection Settings230
- Tag Data Parameters and Specifications237
- Downloading Tag Data Link Parameters237
- Uploading Tag Data Link Parameters240
- Starting and Stopping Tag Data Links243
- Additional Tag Data Link Functions244
Assigning Network Variables245
- Basic I/O Mapping245
- Support Software I/O Allocation Functions247
- I/O Refreshing249
Introduction to I/O Refreshing for Ethernet/Ip Slave Terminals250
Communications Performance253
- I/O Response Time253
Functions259
NX Unit Mounting Settings260
- Introduction260
- Applications261
- Setting NX Units as Unmounted Units262
Event Logs264
- Introduction264
- Detailed Information on Event Logs265
- Automatic Clock Adjustment267
- Reading Event Logs268
- Clearing Event Logs270
- Exporting the Event Log271
Clearing All Memory273
- Introduction273
- Details on Clearing All Memory273
- Procedure for Clearing All Memory274
Section 12 Troubleshooting288
- How to Check for Errors288
- Checking for Errors and Troubleshooting with the Indicators289
  - On the Ethernet/Ip Coupler Unit289
- Checking for Errors and Troubleshooting with Support Software296
- Resetting Errors337
  - Procedure to Reset Errors337
- Troubleshooting Other Errors340
  - Maintenance and Inspection341
Section 13 Maintenance and Inspection342
- Cleaning and Maintenance342
  - Cleaning342
  - Periodic Inspections342
- Maintenance Procedures344
Appendices347
- Supported CIP Objects349
TCP/UDP Message Service380
- A-2-1 System Configuration for Using the TCP/UDP Message Service380
- System Configuration for Using the TCP/UDP Message Service380
- A-2-2 Setup Procedure for TCP/UDP Message Service382
- A-2-5 TCP/IP and UDP/IP Port Number Setting382
- A-2-3 Detailed Setup Procedure for TCP/UDP Message Service383
- TCP/UDP Message Service Specifications384
- A-2-5 TCP/IP and UDP/IP Port Number Setting387
- A-2-6 Troubleshooting Errors Related to the TCP/UDP Message Service389
Examples of Ethernet/Ip Slave Terminal Settings and I/O Data Control Procedure Using Messages391
- A-3-1 Changing the Unit Operation Settings for the Ethernet/Ip Coupler Unit392
- A-3-2 Changing the Unit Operation Settings of One NX Unit392
- A-3-3 Changing the Unit Operation Settings of Multiple NX Units393
- A-3-4 Changing the Unit Operation Settings of the Entire Ethernet/Ip Slave Terminal393
- Changing the Unit Operation Settings of the Entire Ethernet/Ip Slave Terminal393
- A-3-5 Initializing the Unit Operation Settings of One NX Unit395
- A-3-6 Reading and Writing I/O Data for Ethernet/Ip Slave Terminals395
Programming Example to Detect Valid I/O Data397
Application Procedure for the Default Settings398
- A-5-1 Basic Procedure398
- Basic Procedure398
Connecting to Masters from Other Manufacturers400
- A-6-1 System Configuration400
- System Configuration400
- A-6-2 Application Procedure401
Dimensions402
- A-7-1 Ethernet/Ip Coupler Unit402
- Ethernet/Ip Coupler Unit402
- A-7-2 End Cover403
- End Cover403
NX Objects404
- A-8-1 NX Objects404
- A-8-2 Format of Object Descriptions404
- Format of Object Descriptions404
- A-8-3 Unit Information Objects405
- A-8-4 Objects that Accept I/O Allocations407
- A-8-5 Other Objects410
- Other Objects410
Terminal Block Model Numbers411
- A-9-1 Model Number Notation411
- Models411
- A-9-2 Models411
Version Information413
- A-10-1 Relationship between Unit Versions413
- A-10-2 Functions that Were Added or Changed for each Unit Version416
- A-10-3 Unit Versions and Support Software420

Omron CJ2-CPU User Manual

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Brand	Omron
Model	CJ2-CPU
Category	Controller
Language	English