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7 Digital I/O Slave Unit
GX-series EtherCAT Slave Unit User’s Manual
7-4 Specifications for Each Slave Unit
7
7-4-12 e-CON Connector Type 32-point Output Slave Unit GX-OD3218/OD3228
Terminal arrangement diagram
Names and functions
No. Name Function
(1) Communications connectors
Refer to "6-3 Specifications of Common Areas" in Page 6 - 4.
(2) Unit power supply connector
(3) Status indicators
(4) Node Address setting Switches
(5)
Output indicators
(OUT1 0 to 15, OUT2 0 to 15)
Indicates the state of an output contact (ON/OFF).
Not lit: Contact OFF (output OFF state)
Lit in yellow: Contact ON (output ON state)
(6) I/O connectors (0 to 15 × 2) Connects an external device.
(7) I/O power supply connectors ( × 2) Supplies the I/O power.
(8) DIN track mounting hook Fixes a Slave Unit to a DIN track.
01234567
1
2
3
4
V
VVVVVVV
NC
NC NC NC
NC
NC NC NC
8 9 10 11 12 13 14 15
1
2
3
4
V
V VVVVVV
NC
NC NC NC
NC
NC NC NC
GGGG
G
GGG
GGGG
G
GGG
OUT
8
OUT
9
OUT
10
OUT
11
OUT
12
OUT
13
OUT
14
OUT
15
OUT
0
OUT
1
OUT
2
OUT
3
OUT
4
OUT
5
OUT
6
OUT
7
01234567
1
2
3
4
V
VVVVVVV
NC
NC NC NC
NC
NC NC NC
8 9 10 11 12 13 14 15
1
2
3
4
V
V VVVVVV
NC
NC NC NC
NC
NC NC NC
GGGG
G
GGG
GGGG
G
GGG
OUT
8
OUT
9
OUT
10
OUT
11
OUT
12
OUT
13
OUT
14
OUT
15
OUT
0
OUT
1
OUT
2
OUT
3
OUT
4
OUT
5
OUT
6
OUT
7
OUT1
OUT2
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