Omron CJ2 User Manual

7
CJ2 CPU Unit Hardware User’s Manual
CONTENTS
Introduction............................................................................................................... 1
CJ2 CPU Unit Manuals ............................................................................................. 2
Manual Structure ...................................................................................................... 4
Sections in this Manual............................................................................................ 5
Safety Precautions ................................................................................................. 15
Application Precautions......................................................................................... 21
Operating Environment Precautions .................................................................... 25
Regulations and Standards ................................................................................... 26
Related Manuals ..................................................................................................... 28
Section 1 Overview
1-1 Overview of CJ2 CPU Units ....................................................................................................1-2
1-1-1 Overview..................................................................................................................................... 1-2
1-1-2 CJ2 CPU Unit Features .............................................................................................................. 1-3
1-2 Basic Operating Procedure ....................................................................................................1-7
1-3 Specifications .......................................................................................................................... 1-8
1-3-1 General Specifications................................................................................................................ 1-8
1-3-2 Performance Specifications ........................................................................................................ 1-9
1-3-3 Function Specifications............................................................................................................. 1-13
Section 2 Basic System Configuration and Devices
2-1 Basic System Configuration...................................................................................................2-2
2-1-1 Basic System Configuration........................................................................................................ 2-2
2-1-2 CPU Rack ................................................................................................................................... 2-3
2-1-3 Expansion Racks ........................................................................................................................ 2-7
2-1-4 Configuration Units ................................................................................................................... 2-10
2-1-5 Calculating Unit Current Consumption ..................................................................................... 2-18
2-1-6 Calculating Power Consumption............................................................................................... 2-20
2-2 Expanded System Configuration ......................................................................................... 2-22
2-2-1 Serial Communications............................................................................................................. 2-22
2-2-2 Communications Networks ....................................................................................................... 2-24
Section 3 Nomenclature and Functions
3-1 CPU Units ................................................................................................................................. 3-2
3-1-1 CPU Section ............................................................................................................................... 3-2
3-1-2 Built-in EtherNet/IP Section ........................................................................................................ 3-7
3-2 Memory Card.......................................................................................................................... 3-12
3-2-1 Models and Specifications........................................................................................................ 3-12
3-2-2 Operating Procedures............................................................................................................... 3-12
3-2-3 Installing and Removing ........................................................................................................... 3-13

Omron CJ2 Specifications

General

Model	CJ2
Manufacturer	Omron
Type	Programmable Logic Controller (PLC)
CPU Units	Multiple models available (e.g., CJ2M, CJ2H)
Number of I/O Points	Up to 2, 560 points
Communication Ports	Ethernet/IP, EtherCAT, USB, Serial
Expansion	Yes, via I/O Units and Special I/O Units
I/O Control Method	Cyclic Scan, Interrupt
Programming Language	Ladder diagram, structured text, function block diagram, sequential function chart, instruction list
Built-in I/O	Available on some models (e.g., CJ2M)
Ethernet Port	Yes, 1 port (depending on CPU Unit)
Serial Ports	RS-232C, RS-422/485 (configurable)
USB Port	Yes (for programming and monitoring)
Operating Temperature	0°C to 55°C
Storage Temperature	-25 to 70°C
Humidity	10 to 95% RH (non-condensing)
Vibration Resistance	10 to 57 Hz, Amplitude: 0.075 mm, 57 to 150 Hz, Acceleration: 1 G, X, Y, and Z directions, 80 min each
Power Supply Voltage	24 VDC or 100 to 240 VAC (depending on CPU Unit)