Omron NJ301-1100

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Terminology

NJ-series CPU Unit Hardware User’s Manual (W500)

variable memory A memory area that contains the present values of variables that do not have AT

specifications. It can be accessed only with variables without an AT attribute.

Term Description

Main Page

Introduction3
Relevant Manuals4
Manual Structure5
Sections in this Manual7
- Table of Contents8
Terms and Conditions Agreement12
Safety Precautions14
Precautions for Safe Use19
Precautions for Correct Use29
Regulations and Standards33
Versions35
Related Manuals38
Terminology40
Revision History45
- Introduction to NJ-Series Controllers47
Section 1 Introduction to NJ-Series Controllers48
The NJ-Series Controllers48
- Features48
- Introduction to the System Configurations50
Specifications53
Overall Operating Procedure for the NJ-Series Controller57
- Overall Procedure57
- Procedure Details58
  - System Configuration63
Section 2 System Configuration64
Basic System Configuration64
- Ethercat Network Configuration66
- CJ-Series Unit Configuration67
Connecting to the Sysmac Studio81
Network Configuration82
- Configuration Units85
Section 3 Configuration Units86
CPU Units86
- Models and Specifications86
- Components and Functions87
SD Memory Cards94
- Models and Specifications94
- Purpose94
- Installing and Removing96
Power Supply Units98
- Models and Specifications98
- Components and Functions100
- Selecting a Power Supply Unit101
CJ-Series Basic I/O Units106
- Models and Specifications106
- Part Names and Functions107
B7A Interface Ports110
- Overview110
- System Configuration110
- Models110
- B7A Communications Specifications111
- Common Specifications112
- B7A Interface Port I/O Types112
- Parts and Names113
- Transmission Error Processing115
CJ-Series I/O Control Units and I/O Interface Units116
- Models and Specifications116
- Component and Functions116
Sysmac Studio117
- Model Numbers117
- Connection118
- Installation and Wiring121
Processing at Power on and Power off122
- Power on Operation122
- Power off Operation123
- Resetting the Controller from the Sysmac Studio125
Fail-Safe Circuits126
- Order of Powering up the Controller and Controlled System127
Mounting Units129
- Installation in a Control Panel129
- Connecting Controller Components134
- DIN Track Installation136
- Connecting CJ-Series Expansion Racks139
- Assembled Appearance and Dimensions141
Wiring146
- Power Supply Wiring146
- Wiring the Built-In Ethercat Port151
- Wiring CJ-Series Basic I/O Units with Terminal Blocks151
- Wiring CJ-Series Basic I/O Units with Connectors153
- Connecting to Connector-Terminal Block Conversion Units or I/O Relay Terminals158
- Connecting I/O Devices159
- Input Devices159
- Wiring the Built-In Ethercat Port162
- Wiring B7A Interface Units163
- Connection Diagrams167
Control Panel Installation169
- Temperature169
- Humidity171
- Vibration and Shock171
- Atmosphere171
- Electrical Environment172
- Grounding176
  - Troubleshooting181
Operation after an Error182
- Overview of NJ-Series Status182
- Fatal Errors in the CPU Unit183
- Non-Fatal Error in CPU Unit184
Troubleshooting191
- Checking to See if the CPU Unit Is Operating191
- Troubleshooting Flowchart for Non-Fatal Errors192
- Error Table193
- Error Descriptions210
- Troubleshooting Errors that Are Not in the CPU Unit274
  - Inspection and Maintenance277
Section 6 Inspection and Maintenance278
Periodic Maintenance and Inspection278
- Periodic Inspection278
- Unit Replacement Precautions279
- Required Tools279
Replacing the Battery280
- Battery Replacement280
- Operation Without a Battery283
Appendices285
Specifications286
Specifications of Basic I/O Units287
- A-2-1 Overview of Units287
- Basic I/O Units289
- A-2-3 Precautions on Contact Output Units336
- Connecting Connector-Terminal Block Conversion Units and I/O Relay Terminals338
Dimensions373
- A-3-1 NJ-Series CPU Units373
- A-3-2 NJ-Series Power Supply Units374
- A-3-3 CJ-Series Basic I/O Units375
- A-3-4 B7A Interface Unit378
- A-3-5 CJ-Series I/O Control Unit and I/O Interface Unit378
- A-3-6 SD Memory Card378
Load Short-Circuit Protection and Line Disconnection Detection for CJ-Series Basic I/O Units379
- A-4-1 Load Short-Circuit Protection and Line Disconnection Detection for CJ1W-OD202379
- A-4-2 Load Short-Circuit Protection for CJ1W-OD204/OD212/OD232/MD232382
EMC Directive Measures for Relay Outputs384
System-Defined Variables Related to Hardware386
Version Information387
- Relationship between Unit Versions of CPU Units and Sysmac Studio Versions387
- A-7-2 Relationship between Hardware Revisions of CPU Units and Sysmac Studio Versions389
- A-7-3 Functions that Were Added or Changed for each Unit Version390
- A-7-4 Performance Improvements for Unit Version Upgrades393

Omron NJ301-1100 - Page 44

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