8.5 External I/O Unit
8.5.2 Installation procedure
8
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1
OV
E
R
VI
EW
2
SYSTE
M
CO
N
F
IG
UR
A
T
IO
N
3
S
P
E
CI
F
ICA
T
ION
S
4
P
A
R
T
NA
ME
AND
SETTING
S
5
EMC AND
LO
W
VO
LT
AG
E
DIRE
CT
IVE
6
INS
TAL
L
A
TI
ON
7
WIRING
8
OP
TIO
N
4
Tighten two external I/O unit mounting screws with a torque of 0.36 to 0.48N m.
5
For installing an extension unit on the external I/O unit, refer to the following.
8.1.3 Installing multiple extension units in layers
When an extension unit is not installed on the unit, stick accessory labels over two mounting screws so
as not to damage the unit by static electricity.
Keep the connector cover fixed and the labels stuck.
Sticker
Accessory label
Connector cover