Serial Communications Units, Ethernet Unit

Ordering Information

Serial Communications Units

Unit	Product name	Specifications		No. of unit	Current con-		Model	Standards
classi-				numbers	sumption (A)
fica-				allocated
fica-		Communications	Communications	allocated	5 V	24 V
tion		Communications	Communications		5 V	24 V
tion		interface	functions
		interface	functions

CJ1	Serial Commu-	1 RS-232C port and	The following functions	1	0.38	---	CJ1W-SCU41-V1	UC1, N, L,
CPU	nications Units	1 RS-422A/485 port	can be selected for each		(See			CE
Bus			port:		note
Units			• Protocol macro		4.)
			• Protocol macro		4.)
		2 RS-232C ports	• Host Link		0.28		CJ1W-SCU21-V1
			• NT Links (1:N mode)		(See
			• Serial Gateway		note
			• Serial Gateway		4.)
			(See note 1.)		4.)
			(See note 1.)
		2 RS-422A/485	• No-protocol		0.38		CJ1W-SCU31-V1
		ports	(See note 2.)

•Modbus-RTU Slave (See note 3.)

Note: 1. The Serial Gateway function is enabled only for Serial Communications Units of unit version 1.2 and later.

2.The no-protocol function is enabled only for Serial Communications Units of unit version 1.2 and later (and a CPU Unit of unit version 3.0 or later is also required).

3.The Modbus-STU Slave function is enabled only for Serial Communications Units of unit version 1.3 and later.

4.When an NT-AL001 RS-232C/RS-422A Conversion Unit is used, this value increases by 0.15 A/Unit. When a CJ1W-CIF11 RS-422A Conversion Unit is used, it increases by 0.04 A/Unit.

Ethernet Unit

Unit	Product		Specifications		No. of	Current con-		Model	Standards
classi-	name				unit	sumption (A)
fica-					num-
tion		Communi-	Communications	Max. Units	bers	5 V	24 V
tion		cations	functions	mount-	bers
		cations	functions	mount-	allo-
		cable		able per	allo-
		cable		able per	cated
				CPU Unit	cated
				CPU Unit

CJ1	Ethernet	100Base-TX	FINS communications service	4	1	0.37	---	CJ1W-ETN21	UC1, N, L,
CPU	Unit		(TCP/IP, UDP/IP), FTP server						CE
Bus			functions, socket services, mail
Unit			transmission service, mail recep-
			transmission service, mail recep-
			tion (remote command receive),
			automatic adjustment of PLC
			built-in clock, server/host name
			specifications

FL-net Unit

Unit	Product	Specifications		No. of	Current		Model	Standards
classi-	name			unit	consump-
fica-				num-	tion (A)
tion	Communi-	Communications	Max. Units	bers	5 V	24 V
	Communi-	Communications	Max. Units	allo-	5 V	24 V
	cations	functions	mountable per	allo-
	cations	functions	mountable per	cated
	interface		CPU Units	cated
	interface		CPU Units
CJ1	FL-net Unit 100Base-TX	With FL-net Ver. 2.0 spec-	4	1	0.37	---	CJ1W-FLN22	UC1, CE
CPU		ifications (OPCN-2),
Bus		Data links and message
Units		service
		service

CJ-Series specifications

The Omron CJ-Series is a cutting-edge line of programmable logic controllers (PLCs) designed to meet the demands of modern industrial automation. The CJ-Series is noted for its robust architecture, flexibility, and a broad range of functions that cater to a variety of applications.

One of the standout features of the CJ-Series is its modular design, which allows users to create a system tailored to their specific needs. The series supports numerous input and output modules, enabling the seamless integration of various sensors, actuators, and other devices. This modularity not only simplifies system expansion but also allows for easy maintenance and upgrades without the need for complete system overhauls.

Another notable characteristic of the CJ-Series is its high processing speed and capacity. Equipped with advanced processing technology, these PLCs can handle complex control tasks efficiently, making them suitable for high-speed applications in sectors like automotive manufacturing, food and beverage production, and packaging. The CJ-Series also features an extensive memory capacity, allowing for the storage of large programs and enhanced data handling capabilities.

Communication is a critical aspect of modern automation systems, and the CJ-Series excels in this area as well. It is compatible with various communication protocols, such as EtherNet/IP, DeviceNet, and Profibus, facilitating easy integration with existing networks. This versatility ensures that the CJ-Series can communicate seamlessly with other devices and systems, enriching data exchange and overall system performance.

One of the advanced technologies incorporated in the CJ-Series is the use of function blocks and structured programming, which simplify complex programming tasks. This approach allows users to create more organized programs that are easier to debug and maintain. The CJ-Series also offers support for various programming languages, including ladder logic, structured text, and function block diagrams, catering to different user preferences and expertise.

Reliability and durability are intrinsic features of the CJ-Series. Designed to withstand harsh industrial environments, these PLCs offer robust protection against temperature variations, electrical noise, and other potential hazards. This resilience ensures long-term operational stability, reducing downtime and maintenance costs.

In summary, the Omron CJ-Series represents a significant evolution in PLC technology, boasting modularity, high processing capabilities, advanced communication options, and user-friendly programming. With these features, the CJ-Series stands out as an ideal solution for a wide range of industrial automation needs, empowering manufacturers to operate efficiently and effectively in an increasingly competitive landscape.