Omron CJ2 manual System Configuration, CJ-series CPU Racks, Required Units, Types of Units

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System Configuration

■■CJ-series CPU Racks

A CJ-series CPU Rack consists of a CPU Unit, Power Supply Unit, Configuration Units (Basic I/O Units, Special I/O Units, and CPU Bus Units), and an End Cover.

 

 

CPU Unit

 

 

 

 

 

CJ2H-CPU@@-EIP

I/O Control Unit

 

 

 

 

 

 

 

 

 

 

CJ1W-IC101

Power Supply Unit

 

 

(Required only when connecting

CJ1W-P@@@(@)

 

 

to an Expansion Rack.)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CPU Rack

CJ-series Basic I/O Units

CJ-series Special I/O Units

CJ-series CPU Bus Units

Total: 10 Units max

●●Required Units

End Cover CJ1W-TER01

(One End Cover is provided as a standard accessory with the CPU Unit.)

Rack

Unit name

Required number of Units

 

 

 

 

Power Supply Unit

1

 

 

 

 

CPU Unit

1

 

 

 

 

I/O Control Unit

Required only for mounting to an Expansion Rack.

CPU Rack

 

 

 

10 max. (Same for all models of CPU Unit.)

 

 

 

Number of Configuration Units

(The number of Basic I/O Units, Special I/O Units, and CPU Bus Units can be varied. The number does

 

 

not include the I/O Control Unit.)

 

 

 

 

End Cover

1 (Included with CPU Unit.)

 

 

 

●●Types of Units

In the SYSMAC CJ Series, Units are classified into the following three types. The number of Racks differs depending on the type.

Type

Appearance (example)

Description

Unit recognition method

No. of units

 

 

 

 

 

Basic I/O Units

 

Units with contact inputs and contact outputs.

Recognized by the CPU Unit according

No restrictions.

 

 

 

to the position of the Rack and slot.

 

Special I/O

Special I/O Units provide more advanced functions

Recognized by the CPU Unit according

A maximum of 96 Units can

Units

than do Basic I/O Units, including I/O other than

to the unit number (0 to 95) set with the

be connected. (Multiple unit

 

contact inputs and contact outputs.

rotary switches on the front panel.

numbers are allocated per Unit,

 

Examples of Special I/O Units are Analog I/O Units

 

depending on the model and

 

and High-speed Counter Units. They differ from

 

settings.)

 

CPU Bus Units (including Network Communications

 

 

 

Units) in having a smaller area for exchanging data

 

 

 

with the CPU Unit.

 

 

 

 

 

 

CPU Bus Units

CPU Bus Units exchange data with the CPU Unit

Recognized by the CPU Unit according

A maximum of 15 Units can be

 

via the CPU Bus.

to the unit number (0 to F) set with the

mounted. (The built-in EtherNet/

 

Examples of CPU Bus Units are Network

rotary switch on the front panel.

IP port on the CPU Unit must

 

Communications Units and Serial Communications

 

be counted as one of the CPU

 

Units. They differ from Special I/O Units in having a

 

Bus Units.)

 

larger area for exchanging data with the CPU Unit.

 

 

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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 TracingBCD and Binary Timer Instructions can be used Together Highly Readable ProgrammingBit Addresses can be used in the DM Area and EM Area Address Offsets can be SpecifiedVariable Subscript Up to 128 Cyclic Tasks Are Supported.4System Configuration CJ-series CPU RacksRequired Units Types of UnitsMaximum Number of Configuration Units That Can Be Mounted Power Supply Unit One Unit Expansion Interface UnitCJ-series Expansion Racks Right of the CPU Unit. See noteSerial Port External InterfaceEtherNet/IP Port General Specifications CJ1W-BAT01Performance Specifications EM3Timer Counter UTF-8Ucmm FINS/UDPFINS/TCP CSMA/CDInternational Standards Ordering Information Power Supply UnitsCJ2 CPU Units Connecting Cables Current Product name SpecificationsProduct name Specifications Model Standards CJ-series I/O Interface Unit Mounted on Expansion RackPeripheral USB Port Support SoftwareEtherNet/IP Port Input Units Specifications No. Product Words ModelName External AllocatedSwitching Capacity UnitsName Input current MaximumHigh-speed Input Units Interrupt Input UnitsB7A Interface Units Isolated-type Units with Universal Inputs Process I/O UnitsIsolated-type Thermocouple Input Units Analog I/O Units Isolated-type Resistance Thermometer Input UnitsIsolated-type DC Input Units Analog Input UnitsAnalog Output Units Analog I/O UnitsHigh-speed Counter Unit Temperature Control UnitsPosition Control Units MECHATROLINK-II-compatible Position Control Units MECHATROLINK-II-compatible Motion Control UnitsSerial Communications Units EtherNet/IP UnitEtherNet Unit Controller Link UnitsFL-net Unit DeviceNet UnitCompoNet Master Unit CompoBus/S Master UnitID Sensor Units 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.
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