FX
3U
Series Programmable Controllers
User’s Manual - Hardware Edition
193
10 Input Wiring Procedures (Input Interruption and Pulse Catch)
10.2 24V DC Input Type (Common to Sink/Source Input)
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
10.2.4 Examples of external wiring (sink input) [AC Power Supply Type]
X0
S/S
0V
24V
Main unit
N
L
X1
X0
S/S
X1
Input extension block
X0
S/S
0V
24V
Input / output powered extension unit
N
L
X1
X0
S/S
X1
Input extension block
5V 0V 24V
5V 0V 24V
24+
Special function block
*1 Handle the power supply circuit correctly according to Chapter 9 "Preparation for Wiring and Power Supply Wiring Procedures."
*2 For an input device with a parallel resistance or a two-wire proximity switch, a bleeder resistance may be required.
*3 In case of sink input wiring, short-circuit the terminals of the extension units as well as the S/S terminal and the 24V terminal of
Fuse
5V 0V 24V
5V 0V 24V
5V 0V 24V
Class D
grounding
Input
impedance
Input
terminal
Three-
wire
sensor
*1
*2
24V
0V
Two-wire
proximity
sensor
24V
0V
Sink and
source
input type
*3
*3
Sink and source input type
Input
terminal
Input
terminal
Input
terminal
24-
the main unit.
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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