Basic Operating Procedure - Omron CJ2 CPU - REV 10-2010 User Manual

1 Overview
1-2

Basic Operating Procedure

In general, use the following procedure.
1. Setting Devices and Hardware
Mount the Power Supply Unit, the CPU Unit, the other Units, and the End Covers. Set the DIP switch
and rotary switches as required.
Refer to Section 3 Nomenclature and Functions and Section 5 Installation in the CJ2 CPU Unit
Hardware User's Manual (Cat. No. W472).
2. Wiring
Wire the power supply, I/O, and communications. Refer to the following manuals.
Refer to Section 5 Installation in the CJ2 CPU Unit Hardware User's Manual (Cat. No. W472).
Refer to Section 11 Programming Devices and Communications in the CJ2 CPU Unit Software
User's Manual (Cat. No. W473).
Refer to Section 3 I/O Module Specifications and Wiring for Pulse I/O Module in the CJ2M CPU
Unit Pulse I/O Module User's Manual (Cat. No. W486).
3. Connecting Online to the PLC
Connect the personal computer online to the PLC.
Refer to Section 4 Support Software in the CJ2 CPU Unit Hardware User's Manual (Cat. No.
W472)
4. I/O Allocations
Using the CX-Programmer, allocate I/O memory in the CPU Unit to the mounted Units.
Refer to Section 8 I/O Allocations and Unit Settings in the CJ2 CPU Unit Software User's
Manual (Cat. No. W473)
Refer to Section 2 I/O Application Procedures and Function Allocations in the CJ2M CPU Unit
Pulse I/O Module User's Manual (Cat. No. W486).
5. Software Setup
Make the PLC software settings.
6. Creating the Program
Create the program using the CX-Programmer.
Refer to Section 5 Understanding Programming in the CJ2 CPU Unit Software User's Manual
(Cat. No. W473).
7. Checking Operation
Check the I/O wiring and the AR Area settings, and perform trial operation. The CX-Programmer can
be used for monitoring and debugging.
Refer to 10-7 Debugging in the CJ2 CPU Unit Software User's Manual (Cat. No. W473).
8. Basic Program Operation
Set the operating mode to RUN mode to start operation.
1-12
• CPU Unit initialization: Refer to Section 4 CPU Unit Initialization in the CJ2 CPU Unit
Software User's Manual (Cat. No. W473).
• DM Area Settings for Special I/O Units and CPU Bus Units: Refer to Section 8 I/O Allocations
and Unit Settings in the CJ2 CPU Unit Software User's Manual (Cat. No. W473).
• PLC Setup: Refer to Section 9 PLC Setup in the CJ2 CPU Unit Software User's Manual (Cat.
No. W473).
CJ2 CPU Unit Software User's Manual