CJ1W-ETN21

CJ-series Ethernet Unit

CJ1W-ETN21

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Item list of CJ1W-ETN21

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last update: July 14, 2015

International Standards

The standards are abbreviated as follows: U: UL, U1: UL (Class I Division 2 Products for Hazardous Locations), C: CSA, UC: cULus, UC1: cULus (Class I Division 2 Products for Hazardous Locations), CU: cUL, N: NK, L: Lloyd, and CE: EC Directives.
Contact your OMRON representative for further details and applicable conditions for these standards.

Ethernet Unit

Unit type	Product Name	Specifications			No. of unit num- bers allo- cated	Current consump- tion (A)		Model	Stand- ards
Unit type	Product Name	Commu- nications cable	Communications functions	Units per CPU Unit	No. of unit num- bers allo- cated	5 V	26 V	Model	Stand- ards
CJ1 CPU Bus Unit	Ethernet Unit	100Base- TX	FINS communications service (TCP/IP, UDP/IP), FTP server functions, socket services, mail transmission service, mail reception (remote command receive), automatic adjustment of PLC's built-in clock, server/ host name specifications	4 *	1	0.37	---	CJ1W-ETN21	UC1, N, L, CE

Note: 1. There is no accessory for the CJ-series Ethernet Unit.
2. This unit cannot be used with the Machine Automation Controller NJ-series.
* Up to three Ethernet Units can be connected to a CJ1M-CPU1[]-ETN CPU Unit.

Industrial Switching Hubs

Product name	Appear- ance	Specifications			Accessories	Current con- sumption (A)	Model	Stand- ards
Product name	Appear- ance	Functions	No. of pors	Failure de- tection	Accessories	Current con- sumption (A)	Model	Stand- ards
Industrial Switching Hubs		Quality of Service (QoS): EtherNet/IP control data priority Failure detection: Broadcast storm and LSI error detection 10/100BASE-TX, Auto-Negotiation	3	No	Power supply connector	0.22	W4S1-03B	UC, CE
			5	No	Power supply connector	0.22	W4S1-05B	UC, CE
			5	Yes	Power supply connector Connector for informing error	0.22	W4S1-05C	CE

Recommended Network Devices

The following products are recommended for use with the Ethernet Unit.

Part		Maker	Model number	Contact phone
Sizes and conductor pairs: AWG 24 × 4 pairs	Cables	Tonichi Kyosan Cable, Ltd.	NETSTAR-C5E SAB 0.5 × 4P	Kanetsu Planning Department
		Kuramo Electric Co., Ltd.	KETH-SB	Kuramo Electric Co., Ltd.
		SWCC Showa Cable Systems Co. Ltd.	FAE-5004	SWCC Showa Cable Systems Co. Ltd.
	RJ45 Connectors	Panduit Corporation	MPS588	Panduit Corporation, Japan Branch, Osaka Sales Office
Sizes and conductor pairs: AWG 22 × 2 pairs	Cables	Kuramo Electric Co., Ltd.	KETH-PSB-OMR	Kuramo Electric Co., Ltd.
Sizes and conductor pairs: AWG 22 × 2 pairs	RJ45 Assembly Connectors	OMRON	XS6G-T421-1	OMRON Corporation, Customer Support Center
Sizes and conductor pairs: 0.5 mm × 4 pairs	Cables	Fujikura Ltd.	F-LINK-E 0.5mm × 4P	Kanetsu Planning Department
Sizes and conductor pairs: 0.5 mm × 4 pairs	RJ45 Connectors	Panduit Corporation	MPS588	Panduit Corporation, Japan Branch, Osaka Sales Office
Boots		TSUKO	MK Boots (VI) LB	TSUKO

last update: July 14, 2015

Product Category

Automation Systems
- Programmable Controllers
  - CJ1
    - CPU Bus Units
      - CJ1W-ECT21
      - CJ1W-NC[]81 / []82
      - CJ1W-EIP21
      - CJ1W-SPU01-V2
      - CJ1W-NC[]71
      - CJ1W-SCU
      - CJ1W-ETN21
      - CJ1W-CLK
      - CJ1W-FLN22

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