Examples Of External Wiring [Ac Power Supply Type]; Example Of Input/Output Wiring With 24V Dc Service Power Supply - Mitsubishi Electric MELSEC-F FX3G Series User Manual

FX Series Programmable Controllers
3G
User's Manual - Hardware Edition
9.4

Examples of External Wiring [AC Power Supply Type]

9.4.1

Example of input/output wiring with 24V DC service power supply

24V DC service power supply of the main unit can be used as a power supply for loads.
In the case of sink input wiring
Main unit
5V 0V 24V
Input extension block
5V 0V 24V
*1
Connect the AC power supply to the L and N terminals (in any case of 100V AC system and 200V AC system).
As for the details, see "WIRING PRECAUTIONS" at "Safety Precautions" field.
*2
The "24V" and "0V" terminals are located on the output terminal side.
For details on the terminal layout, refer to Section 4.7.
*3
Connect the 24V terminal (in the case of sink input) or the 0V terminal (in the case of source input) to
the S/S terminal on the input extension block.
9 Preparation for Wiring and Power Supply Wiring Procedures
*1
L
Class D
grounding
N
S/S
0V
*2
0V
*2
24V
X0
X1
X7
Input
impedance
COM0
Y0
Fuse
COM2
Y2
Load
*3
S/S
X0
9.4 Examples of External Wiring [AC Power Supply Type]
AC power supply of
PL
MC
MC
Power supply for loads
24V
connected to sequencer
output terminals
As for the details of
emergency stop, see
"DESIGN PRECAUTIONS"
at "Safety Precautions"
field.
In the case of source input wiring
S/S
0V
24V
100 to 240V
Breaker
Power ON
MC
Emergency
stop
MC
0V
24V
133
1
2
3
4
5
6
7
8
9
10