Omron CJ2 User Manual

8 Backup Operations
8-4
CJ2 CPU Unit Hardware User’s Manual
z Restrictions
The following restrictions apply.
• Forced Status
Forced status cannot be restored. If you attempt to restore forced status, the address of the force-
set/reset bits will be displayed in the log display area. Use the CX-Programmer or Switch Box to man-
ually force-set/reset the displayed bits.
• Data Stored in EM File Memory (Part of the EM Area Converted to File Memory)
EM file memory cannot be compared or resorted.
EM file memory backups are saved in the CPU\EM_FILES Folder that will be created within the
backup file destination folder. Restore EM file memory manually by using the PLC Memory Card Win-
dow in the CX-Programmer to write the data to memory.
• Restrictions in Comparing and Restoring I/O Memory
The CIO Area and Auxiliary Area data in the I/O memory cannot be compared or restored.
An overview of the PLC Backup Tool is provided below. For details on specific procedures and func-
tions, refer to the CX-Programmer Operation Manual (Cat. No. W446).
z Starting the PLC Backup Tool
Either of the following methods can be used to start the PLC Backup Tool.
•Select PLC Backup Tool from the CX-Programmer Tools Menu.
•Select Programs
− OMRON − CX-One − CX Programmer − PLC Backup Tool from the Windows
Start Menu.
The PLC Backup Tool Dialog Box will be displayed.
8-2-2 PLC Backup Tool Operations

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)