Omron CJ2M-CPU Series Replacement Guide

Table of Contents
1. Performance specifications
1.1 CQM1H/CJ2M specifications comparison
1.2 CJ1M/CJ2M specifications comparison
1.3 CJ1G/CJ2M specifications comparison
2. System Configurations
2.1 CQM1H/CJ2M system comfiguration comparison
2.2 CJ1M/CJ1G/CJ2M system comfiguration comparison
3. Memory area
3.1 CQM1H/CJ2M memory area comparison
3.2 CJ1M/CJ1G/CJ2M memory area comparison
4. I/O Area Allocation
5. Instructions
5.1 High-speed counter/pulse output instruction
5.2 I/O instructions
5.3 Model conversion instructions
6. Example of converting ladder program by CX-Programmer
Appendix
A-1 Instruction operations
A-2 Condition flag operations
1

Omron CJ2M-CPU Series Specifications

General

Power Supply	24 VDC
Number of Instructions	Over 400 instructions
Model	CJ2M-CPU11, CJ2M-CPU12, CJ2M-CPU13, CJ2M-CPU14, CJ2M-CPU15
Program Capacity	5K steps to 60K steps
I/O Capacity	Up to 2, 560 points
Communication Ports	Ethernet, USB, RS-232C
Execution Time	0.04 µs per basic instruction
Operating Temperature	0 to 55°C
Position Control	Supported
High-speed Counter	100 kHz max.
Pulse Output	100 kHz max.
Maximum Units	40 units
Storage Temperature	-20 to 75°C
Interrupt Inputs	Supported