Omron CJ2 manual External Interface, Serial Port, EtherNet/IP Port

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External Interface

A CJ2H CPU Unit provides three communications ports for external interfaces: a peripheral (USB) port, a serial port and an EtherNet/IP port.

Battery Compartment

Simple Backup/Memory Card Power Supply Switch

Used to back up Memory Card data or turn OFF the power when removing the Memory Card.

Memory Card Connector Connects the Memory Card to the CPU Unit.

Memory Card Eject Button Press the eject button to remove the Memory Card from the CPU Unit.

LED Indicators

DIP Switch

(inside the battery compartment)

Memory Card Indicators Indicates the Memory Card status (access and power supply).

Peripheral (USB) Port

Connected to Programming Devices, such as the CX-Programmer

Serial Port

Connected to Programming Devices, Host

Computers, general-purpose external devices,

Programmable Terminals, and other devices.

EtherNet/IP Port

Connected to the information management system such as Host Computer

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Contents CJ2SERIES Programmable Automation ControllersMulti-domain functionality Large Memory Capacity High-capacity CJ2H-CPU68-EIP Is Now Available And, All CJ2 Models Have more Capacity than CJ1 ModelsAutomatic User Memory Recovery Transfer Method2.4Networks Are More Open Create a Seamless Data Flow in a Single Network SystemEtherNet Technology Data LinksNo Need for Memory Map Control What is Tag Access? Programmable Terminal Host application NS SeriesConnecting Support Software is Now Easier and Safer Easy Connection by USBBy PAC Name Verification Easy Connection by EtherNet/IPEasier On-site Debugging Stress-free Online DebuggingTrigger Conditions Continuous Data TracingBit Addresses can be used in the DM Area and EM Area BCD and Binary Timer Instructions can be used TogetherHighly Readable Programming Address Offsets can be SpecifiedVariable Subscript Up to 128 Cyclic Tasks Are Supported.4Required Units System ConfigurationCJ-series CPU Racks Types of UnitsCJ-series Expansion Racks Maximum Number of Configuration Units That Can Be MountedPower Supply Unit One Unit Expansion Interface Unit Right of the CPU Unit. See noteExternal Interface Serial PortEtherNet/IP Port General Specifications CJ1W-BAT01Performance Specifications EM3Timer Counter UTF-8FINS/TCP UcmmFINS/UDP CSMA/CDInternational Standards Power Supply Units Ordering InformationCJ2 CPU Units Product name Specifications Model Standards Connecting CablesCurrent Product name Specifications CJ-series I/O Interface Unit Mounted on Expansion RackSupport Software Peripheral USB PortEtherNet/IP Port Input Units Name Specifications No.Product Words Model External AllocatedName Input current Switching CapacityUnits MaximumInterrupt Input Units High-speed Input UnitsB7A Interface Units Process I/O Units Isolated-type Units with Universal InputsIsolated-type Thermocouple Input Units Isolated-type DC Input Units Analog I/O UnitsIsolated-type Resistance Thermometer Input Units Analog Input UnitsAnalog Output Units Analog I/O UnitsTemperature Control Units High-speed Counter UnitPosition Control Units Serial Communications Units MECHATROLINK-II-compatible Position Control UnitsMECHATROLINK-II-compatible Motion Control Units EtherNet/IP UnitFL-net Unit EtherNet UnitController Link Units DeviceNet UnitID Sensor Units CompoNet Master UnitCompoBus/S Master Unit Sysmac SPU High-speed Data Storage UnitDimensions Unit mm CJ2H CPU UnitChecking Current Consumption and Power Consumption Example Calculating Total Current and Power ConsumptionOmron Electronics LLC the Americas Headquarters

CJ2 specifications

The Omron CJ2 series is a powerful and versatile family of programmable logic controllers (PLCs) that exemplify modern automation technology. Known for their robust performance and reliability, CJ2 controllers are widely used in various industries for controlling machinery, processes, and other automated systems.

One of the main features of the CJ2 series is its impressive scalability. The platform offers various models, allowing users to choose the right controller based on their application needs. The CJ2 series supports up to 64 I/O modules, providing ample flexibility for expanding system capabilities. Additionally, it supports more than 4096 I/O points with the right configuration, making it suitable for small to large-scale applications.

The CJ2 series leverages Omron's advanced Kinematics technology, which enhances motion control capabilities. This feature is particularly beneficial for applications requiring precise control over moving parts, such as robotics and material handling systems. The CJ2 can manage multiple axes simultaneously, allowing for complex multi-axis systems to be programmed easily.

Another key characteristic of the CJ2 is its high-speed processing. The controller is equipped with a fast CPU that delivers quick execution of logic programs and supports high-speed data processing, making it ideal for time-critical applications. The CJ2 series also incorporates a rich instruction set that supports various programming languages, including ladder diagram, structured text, and function block diagram, catering to the preferences and needs of different programmers.

Enhanced communication capabilities are another highlight of the Omron CJ2 series. It supports various fieldbus protocols, including Ethernet/IP, Profibus, and DeviceNet, allowing for seamless integration with other devices and systems. This connectivity enables users to build complex, coordinated systems that communicate effectively in real-time.

The CJ2 series also boasts robust diagnostics features, making it easier to troubleshoot and maintain installations. The controller can store extensive diagnostic information, helping users quickly identify issues within the system. Additionally, the CJ2's user-friendly programming environment simplifies the development process, allowing for rapid deployment.

In summary, the Omron CJ2 series stands out for its scalability, advanced motion control capabilities, high-speed processing, and enhanced communication features. These characteristics make it a go-to option for engineers and manufacturers seeking a reliable and flexible PLC solution to meet their automation needs. Its combination of performance, versatility, and user-friendly design cements the CJ2's reputation as a leader in the field of industrial automation.