FX
3U
Series Programmable Controllers
User’s Manual - Hardware Edition
205
10 Input Wiring Procedures (Input Interruption and Pulse Catch)
10.5 Pulse Catch (M8170 to M8177)
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
10.5.3 Examples of external wiring
Use shielded twisted-pair cables for connecting cables.
Ground the shield of each shielded cable only on the PLC side.
1. Examples of pulse catch (M8170) wiring using X000
When another input terminal is used, wire it according to the following diagrams.
1) When 24V DC service power supply is used
2) When 24V DC external power supply is used
S/S
L
N
24V
Class D grounding *
Fuse
Sink wiring
0V
X000
Three-wire
1.5
k
Ω
S/S
L
N
24V
Fuse
Source wiring
0V
X000
Three-
wire
1.5
k
Ω
* The grounding resistance should be 100
Ω
or less.
Class D grounding *
S/S
L
N
24V
Fuse
24V DC
Sink wiring
0V
X000
1.5
k
Ω
S/S
L
N
24V
Fuse
24V DC
Source wiring
0V
X000
Three-
wire
1.5
k
Ω
Three-wire
* The grounding resistance should be 100
Ω
or less.
Class D grounding *
Class D grounding *
Содержание FX2-16E series
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