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CJ1W-ETN21

CJ-series Ethernet Unit

CJ1W-ETN21

Organically Connect the Production Site and Management

Applicable standards

Ask your OMRON representative for the most recent applicable standards for each model.

Ethernet Unit

Unit
type
Product
Name
Specifications No. of
unit
numbers
allocated
Current
consump-
tion (A)
Model
Commu-
nications
cable
Communications
functions
Units per
CPU Unit
5 V 26 V
CJ1
CPU
Bus
Unit
Ethernet
Unit
1451_lu_1_1
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

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. (Final order entry date for CJ1M:The end of March, 2021)

Industrial Switching Hubs

Product
name
Appearance Functions No. of
ports
Accessories Current
consumption (A)
Model
Industrial
Switching
Hubs
1451_lu_2_1 Quality of Service (QoS):
EtherNet/IP control data priority
10/100BASE-TX, Auto-Negotiation
5 Power supply
connector
0.07 W4S1-05D

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 CP
Kanetsu Planning Department
Kuramo Electric Co., Ltd. KETH-SB Kuramo Electric 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.
RJ45
Assembly
Connectors
OMRON XS6G-T421-1 OMRON Corporation,
Customer Support Center
Sizes and
conductor
pairs:
0.5 mm ×
4 pairs
Cables EtherNet compliant cable
RJ45
Connectors
Panduit Corporation MPS588 Panduit Corporation, Japan Branch,
Osaka Sales Office
Boots TSUKO MK Boots (VI) LB TSUKO