Omron CJ2-CPU User Manual

3
NX-series EtherNet/IP Coupler Unit User’s Manual (W536)
CONTENTS
Section 2 Features and System Configuration
2-1 Features of EtherNet/IP Slave Terminals............................................................................. 2-2
2-2 System Configurations of EtherNet/IP Slave Terminals .................................................... 2-5
2-2-1 System Configuration ................................................................................................................. 2-5
2-2-2 Types of NX Units....................................................................................................................... 2-7
2-2-3 Safety Control System................................................................................................................ 2-8
2-3 Support Software................................................................................................................... 2-9
2-3-1 Applicable Support Software ...................................................................................................... 2-9
2-3-2 Connection Method and Procedures .......................................................................................... 2-9
Section 3 Specifications and Application Procedures
3-1 Specifications ........................................................................................................................ 3-2
3-1-1 General Specifications of EtherNet/IP Slave Terminals.............................................................. 3-2
3-1-2 EtherNet/IP Coupler Unit Specifications ..................................................................................... 3-3
3-1-3 End Cover Specifications............................................................................................................ 3-6
3-2 Procedures............................................................................................................................. 3-7
3-2-1 EtherNet/IP Slave Terminal Application Procedures................................................................... 3-7
3-2-2 Details......................................................................................................................................... 3-9
Section 4 Part Names and Functions
4-1 Parts and Names ................................................................................................................... 4-2
4-1-1 EtherNet/IP Coupler Units .......................................................................................................... 4-2
4-1-2 NX Units...................................................................................................................................... 4-3
4-1-3 End Cover................................................................................................................................... 4-4
4-2 Indicators ............................................................................................................................... 4-5
4-3 Hardware Switch Settings .................................................................................................... 4-8
4-3-1 Rotary Switches.......................................................................................................................... 4-8
4-3-2 DIP Switch .................................................................................................................................. 4-9
4-4 Communications Connector and Peripheral USB Port.................................................... 4-10
4-5 Terminal Blocks ................................................................................................................... 4-11
4-6 DIN Track Contact Plate ......................................................................................................4-13
Section 5 Designing the Power Supply System
5-1 Power Supply System and Design Concepts ..................................................................... 5-2
5-1-1 Power Supply System and Types of Power Supplies ................................................................. 5-2
5-1-2 NX-series Power Supply-related Units .......................................................................................5-3
5-1-3 Design Concepts for Power Supply to the EtherNet/IP Slave Terminal...................................... 5-5
5-2 Designing the NX Unit Power Supply System .................................................................... 5-6
5-2-1 Procedure for Designing the NX Unit Power Supply System ..................................................... 5-6
5-2-2 Calculation Example for the NX Unit Power Supply ................................................................... 5-7
5-3 Designing the I/O Power Supply System ............................................................................ 5-9
5-3-1 I/O Power Supply Method........................................................................................................... 5-9
5-3-2 Designing the I/O Power Supply from the NX Bus ................................................................... 5-10
5-3-3 Designing the I/O Power Supply from External Sources .......................................................... 5-14
5-3-4 Restrictions on Inrush Current for ON/OFF Operation ............................................................. 5-14
5-4 Selecting External Power Supplies and Protective Devices ........................................... 5-16
5-4-1 Selecting the Unit Power Supply .............................................................................................. 5-16
5-4-2 Selecting the I/O Power Supplies ............................................................................................. 5-18
5-4-3 Selecting Protective Devices .................................................................................................... 5-18

Omron CJ2-CPU Specifications

General

Brand	Omron
Model	CJ2-CPU
Category	Controller
Language	English