SKU: CJ2M-CPU12

Omron CJ2M-CPU12 CJ2M Series Programmable Logic Controller CPU Unit

CJ2M PLC CPU with 20K program steps, 2560 I/O points, and 160K data memory capacity

USD 135.00 per unit, volume discounts available

  • In stock, ships in 24h
  • 100% genuine Omron
  • 1-year manufacturer warranty
  • Worldwide delivery

Key Features

  • 20K program step capacity
  • 2,560 maximum I/O points
  • 160K word data memory
  • 0.32 µs basic instruction speed
  • EtherNet/IP communication support
  • Serial RS-232C/RS-485 ports
  • Built-in pulse I/O functions
01 / Overview

Omron CJ2M-CPU12 Programmable Logic Controller

The Omron CJ2M-CPU12 is a high-performance Programmable Logic Controller from the CJ2M series, designed for demanding industrial automation applications. This CPU unit offers a program capacity of 20K steps and supports up to 2,560 I/O points, making it suitable for medium-sized automation systems. The CJ2M-CPU12 features a basic instruction execution speed of 0. 32 microseconds, ensuring fast response times for time-critical control operations. With a data memory capacity of 160K words, this CPU can handle complex data logging, recipe management, and recipe storage requirements. The CJ2M-CPU12 supports multiple communication protocols including EtherNet/IP, RS-232C, and RS-485, providing flexibility for connecting to various industrial devices and higher-level SCADA systems. Programming is accomplished using Omron CX-Programmer or the newer Sysmac Studio software, which provides an integrated development environment for both PLC and motion control programming. The CJ2M-CPU12 is particularly well-suited for packaging machinery, textile equipment, and general manufacturing applications where reliable performance and advanced features are required.

Typical Applications

  • Packaging machinery control systems
  • Textile manufacturing equipment
  • Automated assembly lines
  • Material handling systems
  • Industrial printing presses
  • Food processing automation
  • Plastic processing machinery
  • Conveyor system control

Buying Checklist

  • High processing speed for demanding applications
  • Large I/O capacity supports complex systems
  • Flexible communication options for integration
  • Advanced programming with Sysmac Studio
  • Proven Omron reliability in industrial environments
  • Built-in pulse I/O reduces external components
  • Compatible with CJ1 series expansion units
02 / Specifications

Technical Specifications

Technical specifications for Omron CJ2M-CPU12 CJ2M Series Programmable Logic Controller CPU Unit
ModelCJ2M-CPU12
Program Capacity20 K steps
Data Memory160 K words
Max I/O Points2,560
Basic Instruction Speed0.32 µs
Ethernet Port1 (EtherNet/IP)
Serial Ports1 x RS-232C, 1 x RS-485
Pulse I/O4 inputs / 4 outputs
Power Supply24 VDC
Current Consumption280 mA
Operating Temperature0 to 55 °C
WeightApprox. 0.25 kg
Dimensions110 x 100 x 75 mm (W x H x D)
03 / FAQ

Frequently Asked Questions

What programming software is used for CJ2M-CPU12?

The CJ2M-CPU12 can be programmed using CX-Programmer or the newer Sysmac Studio software, which provides integrated development for PLC and motion control.

Can the CJ2M-CPU12 connect to EtherNet/IP devices?

Yes, the CJ2M-CPU12 has built-in EtherNet/IP support for connection to EtherNet/IP PLCs, HMIs, and other industrial devices.

How many expansion units can be connected?

The CJ2M-CPU12 can support up to 2,560 I/O points through expansion, depending on the configuration of I/O units and special function units.

Is the CJ2M compatible with CJ1 series modules?

Yes, the CJ2M series is compatible with CJ1 series I/O units and special function units, allowing for flexible system expansion.

Need CJ2M-CPU12 pricing or lead time?

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