9 Input Wiring Procedures
9.3 Input Interruption (I00
to I50
)
83
FX
3S
Series Programmable Controllers
User's Manual - Hardware Edition
1
Introduc
tion
2
Features an
d
Par
t N
am
es
3
Produc
t
Introducti
on
4
Specifi
cations
5
Ve
rsi
on and
Peri
pheral
De
vice
s
6
Sy
stem
Confi
gurati
on
7
Instal
lati
on
8
Preparati
on an
d
Pow
er Supply
Wi
ring
9
Input W
iri
ng
10
Hi
gh
-S
peed
Counters
9.3.3
Examples of external wiring
It is recommended to use shielded twisted-pair cables for connection cables.
Ground the shield of each shielded cable only on the PLC side.
1. Examples of input interruption (I000 or I001) wiring using X000
When another input terminal is used, wire it according to the following diagrams.
1) When 24 V DC service power supply is used
2) When 24 V DC external power supply is used
*1.
The grounding resistance should be 100
Ω
or less.
Sink wiring
Source wiring
S/S
24V
Class D grounding
*1
Fuse
0V
X000
Three-wire
L
N
S/S
24V
Class D grounding
*1
Fuse
0V
X000
Three-wire
L
N
24 V DC
Sink wiring
Source wiring
S/S
24V
Class D grounding
*1
Fuse
0V
X000
Three-wire
L
N
S/S
24V
Class D grounding
*1
Fuse
0V
X000
Three-wire
L
N
24 V DC