Omron CJ1M-CPU series User Manual

57
Function Tables Section 1-7
Simplifying
the Program
Creating looped program
sections.
Use FOR(512) and NEXT(513) or
JMP(004) and JME(005).
Instructions
Reference
Manual
(W340)
Sequence
Control
Instructions
Indirectly addressing DM
words.
All words in the DM and EM Areas can
be indirectly addressed.
Programming
Manual
(W394)
6-2 Index
Registers
Simplifying the program by
switching to PLC memory
address specification.
Use Index Registers as pointers to
indirectly address data area
addresses.
The Index Registers are very useful in
combination with loops, increment
instructions, and table data process-
ing instructions. The auto-increment,
auto-decrement, and offset functions
are also supported.
Consolidating instruction
blocks with the same pat-
tern but different addresses
into a single instruction
block.
Use MCRO(099). Instructions
Reference
Manual
(W340)
MCRO(099)
in the Sub-
routine
Instructions
Purpose Function Manual Reference

Omron CJ1M-CPU series Specifications

General

Series	CJ1M
Program Memory	Flash Memory
Power Supply Voltage	24V DC
Operating Temperature	0 to 55°C
Type	Programmable Controller
CPU Type	CPU11, CPU12, CPU13, CPU21, CPU22, CPU23
Data Memory	SRAM
Data Memory Capacity	32K words (CJ1M-CPU11/12/13), 64K words (CJ1M-CPU21/22/23)
Instruction Execution Time (Basic Instructions)	0.1 μs (LD instruction)
Instruction Set	Basic instructions, advanced instructions
Programming Language	Ladder Diagram, Structured Text, Function Block Diagram
Communication Ports	RS-232C
Expansion Slots	Up to 3
Mounting	DIN rail mounting
Storage Temperature	-25 to 70°C
Dimensions	90 x 90 x 70 mm
Weight	Approx. 200g (0.44 lb)
Number of Instructions	Over 400 instructions

Summary

Certain Precautions on Specifications and Use

1. Suitability of Use

Seller not responsible for conformity with standards; Buyer must determine suitability for their application.

2. Programmable Products

Seller not responsible for user programming or its consequences.

3. Performance Data

Performance data is for guidance; users must correlate it to actual application requirements.

4. Change in Specifications

Product specifications may change without notice. Consult seller for confirmation of actual specifications.

Unit Versions of CS/CJ-series CPU Units

Unit Versions

Manages CPU Units by functionality differences accompanying upgrades. Applies to CS1-H, CJ1-H, CJ1M, CS1D units.

Notation of Unit Versions on Products

Unit version is indicated to the right of the lot number on the product nameplate.

Confirming Unit Versions with Support Software

CX-Programmer v4.0+ can confirm unit versions using PLC Information or Unit Manufacturing Information.

Troubleshooting Problems with Unit Versions on the CX-Programmer

SECTION 1 Introduction

1-1 Overview

Introduces CJ-series PLCs and their features compared to CS-series.

1-2 CJ-series Features

Details key features of CJ-series PLCs, including performance and size.

1-3 CJ1-H and CJ1M CPU Unit Features

Describes advanced features and capabilities of CJ1-H and CJ1M CPU Units.

1-4 CPU Unit Version Upgrades

Details new functions and improvements for Ver. 3.0 and Ver. 2.0 upgrades.

1-5 CPU Unit Comparison and Functions

Compares CJ1, CJ1-H, CJ1M CPU Units and lists function tables.