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CJ1W-ETN21

CJ-series Ethernet Unit

CJ1W-ETN21

Organically Connect the Production Site and Management

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
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 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
Functions No.
of
pors
Failure
de-
tection
Industrial
Switching
Hubs
1451_lu_2_1 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
1451_lu_2_2 5 No 0.22 W4S1-05B
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.
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
RJ45
Connectors
Panduit Corporation MPS588 Panduit Corporation, Japan Branch,
Osaka Sales Office
Boots TSUKO MK Boots (VI) LB TSUKO