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7 Tag Data Link Functions

7-54

CJ-series EtherNet/IP Units Operation Manual for NJ-series CPU Unit (W495)

Clicking the No Button:

Performing a Batch Upload over the Network

Parameters are uploaded from all devices on the network. The current Network Configuration

Information will be lost.

The following dialog box will be displayed. Select the devices for which to upload parameters

and click the OK Button.

Clicking the Cancel Button:

The upload operation is cancelled. The upload is not performed.

If you click the No Button in step 2, the following dialog box is displayed.

Select the devices for which to upload parameters and click the OK Button.

Introduction3
Relevant Manuals4
Manual Structure6
Sections in this Manual9
- Table of Contents11
Read and Understand this Manual17
Safety Precautions21
Precautions for Safe Use26
Precautions for Correct Use32
Regulations and Standards35
Unit Versions36
Related Manuals39
Revision History41
- Introduction43
1-1 Introduction44
- Ethernet/Ip Features44
- Introduction44
- Features of the Ethernet/Ip Unit45
System Configuration and Configuration Devices47
- Devices Required to Construct a Network47
- Support Software Required to Construct a Network48
Ethernet/Ip Unit49
- Specifications49
- Part Names and Functions51
- Dimensions57
Introduction to Communications Services58
- CIP (Common Industrial Protocol) Communications Services58
- BOOTP Client60
- FTP Server60
- Automatic Clock Adjustment61
- Specifying Host Names61
- SNMP Agent62
Ethernet/Ip Communications Procedures63
- Basic Operation63
- Procedure for Using Tag Data Links65
- Using Ethernet/Ip Network Functions66
Section 2 Installing Ethernet Networks70
- Installing Ethernet Networks70
Switch Settings on the Front Panel of the Ethernet/Ip Unit70
Mounting the Unit to the CPU Rack or Expansion Rack71
Selecting the Network Devices72
- Recommended Network Devices72
- Network Devices Manufactured by OMRON73
- Ethernet Switch Types73
- Ethernet Switch Functions73
- Precautions for Ethernet Switch Selection74
Network Installation76
- Basic Installation Precautions76
- Recommended Network Devices76
- Precautions76
Connecting to the Network78
- Ethernet Connectors78
- Connecting the Cable78
- Noise Countermeasures for Contact Output Units79
  - Assigning Device Variables for CJ-Series Units81
Section 3 Assigning Device Variables for CJ-Series Units82
Data Exchange with the CPU Unit82
- Data Flow82
- Specifying and Creating Variables85
Device Variables for the CJ-Series Unit86
- Assigning Device Variables for CJ-Series Units86
- Device Variables for the CJ-Series Unit for Software Switches86
- Device Variables for the CJ-Series Unit for Status88
- Device Variables for the CJ-Series Unit for Setup96
User Definition Settings for the Status Area97
- Introduction to User Definition Settings97
- Setting User Definitions97
- Accessing the User-Defined Status Area97
- Status Information Assigned to the User-Defined Area98
  - Determining IP Addresses101
IP Addresses102
- IP Address Configuration102
- Allocating IP Addresses103
- Subnet Masks103
- Cidr103
Setting the IP Address of the Ethernet/Ip Unit104
- Determining IP Addresses104
- Setting IP Addresses105
- Online Connection107
Private and Global Addresses110
- Using a Private Address for the Ethernet/Ip Unit111
- Using a Global Address for the Ethernet/Ip Unit112
Section 5 Sysmac Studio Settings for the Ethernet/Ip Unit114
Unit Settings for the Ethernet/Ip Unit114
- Updating the Unit Settings114
- Restoring the Default Unit Settings114
TCP/IP Settings Display115
Link Settings Display117
FTP Settings Display118
SNTP Settings Display119
SNMP Settings Display121
SNMP Trap Settings Display123
Status Area Settings Display125
- Testing Communications127
6-1 Testing Communications128
- PING Command128
- Using the PING Command with the Ethernet/Ip Unit128
- Host Computer Operation129
  - Tag Data Link Functions131
Section 7 Tag Data Link Functions132
Introduction to Tag Data Links132
- Tag Data Links132
- Data Link Data Areas133
- Tag Data Link Functions and Specifications136
- Overview of Operation137
- Starting and Stopping Tag Data Links140
- Controller Status140
- Concurrency of Tag Data Link Data142
Setting Tag Data Links146
- Starting the Network Configurator146
- Tag Data Link Setting Procedure148
- Registering Devices149
- Creating Tags and Tag Sets150
- Connection Settings161
- Creating Connections Using the Wizard171
- Creating Connections by Device Dragging and Dropping173
- Connecting the Network Configurator to the Network177
- Downloading Tag Data Link Parameters180
- Uploading Tag Data Link Parameters183
- Verifying the Tag Data Links186
- Starting and Stopping Tag Data Links189
- Clearing the Device Parameters191
- Saving the Network Configuration File192
- Reading a Network Configuration File194
- Checking Connections195
- Changing Devices197
- Displaying Device Status198
Ladder Programming for Tag Data Links199
- Status Flags Related to Tag Data Links203
Tag Data Links with Models Other than NJ-Series CPU Units204
Section 8 Message Communications208
- Overview of the CIP Message Communications Service208
  - Message Communications Service Specifications208
- Using CIP Message Communications209
- CIP Objects Sent to the Ethernet/Ip Unit237
Section 9 FTP Server248
- Overview and Specifications248
  - Overview248
  - Specifications248
- FTP Server Function Details249
  - Supported Files249
  - Connecting to the FTP Server249
- Using the FTP Server Function251
  - Procedure251
  - List of Settings Required for the FTP Server Function251
- FTP Server Application Example252
- Using FTP Commands253
  - Table of Commands253
  - Using the Commands254
- FTP Server Status259
  - FTP Status259
- Using SD Memory Card Operations260
- FTP File Transfer Time263
- Application Example from a Host Computer264
Automatic Clock Adjustment267
- Overview268
- Specifications268
- Automatic Clock Adjustment268
- Procedure to Use the Automatic Clock Adjustment Function269
11-1 SNMP Agent272
- Overview272
- Specifications273
- SNMP Messages273
- MIB Specifications274
Procedure to Use the SNMP Agent289
- Procedures289
- Settings Required for the SNMP Agent289
Section 12 Communications Performance and Communications292
Communications System292
- Tag Data Link Communications Method292
- Calculating the Number of Connections294
- Packet Interval (RPI) Accuracy295
Adjusting the Communications Load296
- Checking Bandwidth Usage for Tag Data Links297
- Tag Data Link Bandwidth Usage and RPI298
- Adjusting Device Bandwidth Usage299
- Changing the RPI300
- RPI Setting Examples306
I/O Response Time in Tag Data Links311
- Timing of Data Transmissions311
- Ethernet/Ip Unit Data Processing Time312
- Effect of Tag Data Links on Task Periods314
- Maximum Tag Data Link I/O Response Time315
Message Service Transmission Delay317
Troubleshooting319
Checking Status with the Network Configurator320
- The Network Configurator's Device Monitor Function320
Using the LED Indicators and Display for Troubleshooting328
- Errors Occurring at the Ethernet/Ip Unit328
Connection Status Codes and Error Processing338
Error Log344
- Error Log Data344
- Error Log Error Codes345
Event Logs349
- Overview of the Event Logs349
- Error Table350
- Error Descriptions353
Troubleshooting366
- CPU Unit's ERR Lit or Flashing366
- General Ethernet Problems366
- Tag Data Links Fail to Start367
- Tag Data Link Problems368
- Message Timeout Problems369
- Cleaning and Maintenance370
  - Cleaning370
  - Inspection370
- Precautions on Equipment Replacement372
Appendices375
- Functional Comparison of Ethernet/Ip Functionality on NJ-Series CPU Units and Other Series376
- EDS File Management377
- Precautions for Using the Network Configurator on Windows XP, Windows Vista, or Windows 7381
  - A-3-1 Changing Windows Firewall Settings381
- Variable Memory Allocation Methods384
  - A-4-1 Variable Memory Allocation Rules384
  - A-4-2 Important Case Examples393
- Precautions When Accessing External Outputs from NJ-Series CPU Units397
  - CPU Units397
- Differences in Available Functions Depending on the CPU Unit (NJ or CJ Series398
- Version Information430

Brand	Omron
Model	CJ1W-EIP21
Category	Controller
Language	English

Omron CJ1W-EIP21 User Manual

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