Mitsubishi FX3U-4HSX-ADP - Examples of External Wiring (Sink Input) [AC Power Supply Type]

FX3U 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
Introduction
2
Features and Part Names
3
Product Introduction
4
Specifications
5
Version and Peripheral Devices
6
System Configuration
7
Input/Output Nos., Unit Nos.
8
Installation
9
Preparation and Power Supply Wiring
10
Input Wiring
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.