Wiring To Power Supply Terminals - Mitsubishi FX3U-4AD User Manual

FX /FX /FX PLC User's Manual - Analog Control Edition
3G 3U 3UC
FX -4DA (4-channel Analog Output)
3U
3.3

Wiring to Power Supply Terminals

3.3.1 Examples of Power Supply Circuit
Below are examples of circuits for using the 24V DC service power supply of the FX
1) Sink input [- common] wiring
Class-D
grounding
2) Source input [+ common] wiring
Class-D
grounding
3.3.2 Cautions regarding wiring to the power supply terminals
• Ground the "
with the ground terminal of the main unit.
• For the timing of power-on/off when using an external power supply, see the following manual of the
connected PLC.
AC power
100 to 240 V
L N S/S
FX /FX Series PLC
3G 3U
(main unit)
Connect the "S/S" terminal of the main unit to the "24V" terminal.
AC power
100 to 240 V
L N S/S
FX /FX Series PLC
3G 3U
(main unit)
Connect the "S/S" terminal of the main unit to the "0V" terminal.
" terminal to the Class - D grounding line (100 Ω or less) together
" terminal and "
→ Refer to the FX
→ Refer to the FX
0V 24V 24+ 24-
FX -4DA
3U
0V 24V 24+ 24-
FX -4DA
3U
Series User's Manual - Hardware Edition.
3G
Series User's Manual - Hardware Edition.
3U
3 Wiring
3.3 Wiring to Power Supply Terminals
/FX Series PLC.
3G 3U
+15V
-15V
+15V
-15V
E-11
A
B
C
D
E
F
G
H
I
J