24
Nomenclature and Functions Section 1-6
CJ-series Ethernet Units
CJ1W-ETN21 (100Base-TX)
Note An IP address label is provided with the Unit. Writing the IP address and the
subnet mask on this label and then attaching it to the front of the Unit allows
the IP address and subnet mask to be easily confirmed.
Indicators
Unit Number Switch
Display the operating status of the Unit.
Node Number Switches
Ethernet Connector
Used to connect the Ethernet twisted-pair cable.
Mounting Pin for DIN Track
Used when mounting the Unit to DIN Track.
Slider
For mounting to other Units.
Slider
For mounting to other Units.
Used to set the Ethernet Unit's unit
number in one digit hexadecimal.
Used to set the Ethernet Unit's FINS
node number in two digits hexadecimal.
x16
0
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
UNIT
No.
RUN
ETN21
ERC SD RD
ERH TCP FTP HOST
100BASE-TX
10BASE-T
0
1
2
3
4
5
6
7
8
9
A
B
C
E
F
NODE
No.
x16
1
100M
LINK
UNIT
No.
ETN21
100BASE-TX
10BASE-T
NODE
No.
x16
0
x16
1
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
RUN ERC SD RD
ERH TCP FTP HOST100M
LINK
Front
• Unit Version 1.5 or Later • Unit Version 1.4 or Earlier
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