FX
3U
Series Programmable Controllers
User’s Manual - Hardware Edition
149
8 Installation In Enclosure
8.4 Examination for Installing Method in Enclosure
1
Introducti
on
2
Features
and
Par
t Names
3
Product
Introduc
tion
4
Sp
eci
fic
ati
ons
5
V
ers
ion and
Peri
ph
er
al
D
evices
6
S
yst
em
C
onfi
guration
7
Input/Ou
tput
No
s., Un
it No
s.
8
Inst
allati
on
9
Prep
arati
on an
d
Pow
er Supp
ly
Wi
rin
g
10
Input W
iring
8.4
Examination for Installing Method in Enclosure
Examine the installation location of PLC in consideration of the environmental conditions (generic
specifications).
8.4.1
Installing methods
The PLC can be installed by the following two methods.
1. Installing on DIN rail
• The PLC can be installed on a 35 mm (1.38") wide DIN46277 rail.
• The PLC can be easily moved and removed.
• The PLC is installed higher by the height of the DIN rail.
→
For details on the procedures on mounting and removing the DIN rail, refer to Section 8.5.
2. Direct installing (with screws)
• The PLC can be installed directly in the enclosure with M4 screws.
→
For the mounting hole pitch, refer to Section 8.6.
8.4.2
Cautions on examining installing method
→
Refer to Section 8.3.
1. Cautions when FX
3U
-4LC or FX
2N
-8AD is used
When the system is laid out in two stages, do not mount the FX
3U
-4LC or FX
2N
-8AD at the start of the second
stage, or else the FX
2N
-CNV-BC cannot be secured properly.
2. Cautions when FX
2N
-10GM or FX
2N
-20GM is used
FX
2N
-10GM and FX
2N
-20GM can be installed only on the DIN rail.
They cannot be installed directly in the enclosure.
8.4.3
Examples of installation
As shown in the following example, when the main unit is installed on the DIN rail, the extension devices
connected with the extension cable can be installed directly in the enclosure.
1. Example of installation on DIN rail
*1.
FX
2N
-CNV-BC can be installed directly in the enclosure but cannot be installed on the DIN rail.
FX3U Series
main unit
DIN rail
Extension cable
•
FX
0N
-65EC
•
FX
0N
-30EC
FX
2N
-CNV-BC
(+ indicates an M4 screw.)
FX
2N
-
16EYT-
ESS/UL
FX
2N
-
16EX-
ES/UL
1 to 2mm
(0.04" to 0.08")
1 to 2mm (0.04" to 0.08")
FX
2N-
16EX-
ES/UL
FX
2N-
10PG
DIN rail
*1
Summary of Contents for FX2-16E series
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Page 8: ... 6 Safety Precautions Read these precautions before use MEMO ...
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