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Industrial Automation

CJ1W-ETN21

CJ-series Ethernet Unit

CJ1W-ETN21

Organically Connect the Production Site and Management

Features
Lineup
Specifications
Dimensions
Catalog / Manual / CAD / Software

Catalog
Manual
CAD

English

Global Edition

Please note some product models not sold in India may be included in the following manual(s) for our global customers.

*It is recommended to select “Save” from the right-click due to large size of manual PDF data.

*The manual which name begins with "Instruction Sheet" is a simplified manual supplied with the product.
Type All Clear	Manual Name	Catalog Number [size]	Last Update
Manual	CS1W-ETN21, CJ1W-ETN21 Ethernet Units Operation Manual (Construction of Applications)	W421-E1-04 [3072KB]	Aug 08, 2013 20130808	0010 030_Manual	CS1W-ETN21, CJ1W-ETN21 Ethernet Units Operation Manual (Construction of Applications)
Manual	CS1W-ETN21, CJ1W-ETN21 Ethernet Units Operation Manual (Construction of Networks)	W420-E1-06 [4117KB]	Aug 08, 2013 20130808	0010 030_Manual	CS1W-ETN21, CJ1W-ETN21 Ethernet Units Operation Manual (Construction of Networks)
Manual	CS1W-ETN01/ETN11, CJ1W-ETN11 Ethernet Units Operation Manual	W343-E1-07 [2919KB]	Jul 03, 2014 20140703	0010 030_Manual	CS1W-ETN01/ETN11, CJ1W-ETN11 Ethernet Units Operation Manual
Manual	CS/CJ/CP/NSJ Series Communications Commands Reference Manual	W342-E1-18 [3698KB]	Jul 03, 2023 20230703	0010 030_Manual	CS/CJ/CP/NSJ Series Communications Commands Reference Manual
Technical Guide	EtherNet/IP and Ethernet Units → Enhanced Security Units Replacement Guide	P152-E1-01 [5491KB]	Jul 03, 2023 20230703	0020 032_Technical Guide	EtherNet/IP and Ethernet Units → Enhanced Security Units Replacement Guide

Product Category

Automation Systems
- Programmable Controllers
  - CJ1
    - CPU Bus Units

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