Power Supply Line; To Connect To The Fx /Fx /Fx Series Plc; To Connect To The Fx 3Gc /Fx 3Uc Series Plc - Mitsubishi Electric MELSEC-FX3S Series Manual

FX /FX /FX /FX /FX
3S 3G 3GC 3U 3UC
FX -4AD-ADP (4-channel Analog Input)
3U
3.3

Power Supply Line

Connect the 24 V DC power supply line of the 4AD-ADP to the 24+ and 24- terminals of the terminal block.
3.3.1 To connect to the FX
1. To use an External power supply
4AD-ADP
+15V
24+ 24-
Terminal
block
Fuse
24V DC
Caution regarding connection of the power supply line:
• Ground the "
grounding terminal of the PLC main unit.
• When using an external power supply, turn it ON at the same time with the main unit or earlier than the
main unit. When turning OFF the power, confirm the safety of the system, and then turn OFF the power of
the PLC (including special adapter) at the same time.
3.3.2 To connect to the FX
Example of wiring of FX
For example of wiring of FX
Cautions regarding connection of the power supply line:
• For the 24 V DC power supply line, be sure to use the same power as the FX
• Ground the "
grounding terminal of the PLC main unit.
PLC User's Manual - Analog Control Edition
/FX /FX Series PLC
3S 3G 3U
FX /FX /FX
3S 3G 3U
Series
PLC (Main unit)
Class-D
grounding
" terminal to a class-D grounded power supply line (100 Ω or less) together with the
/FX Series PLC
3GC 3UC
Series PLC
3UC
4AD-ADP
+15V
24+ 24-
Terminal
block
Series PLC, refer to the following manual.
3GC
→ Refer to the FX
" terminal to a class-D grounded power supply line (100 Ω or less) together with the
2. To use the 24V DC power of the PLC
4AD-ADP
+15V
24+
24-
Terminal
block
FX Series PLC
3UC
(Main unit)
Power
connector
24+ 24-
Red Green
Black
Fuse
Class-D
grounding
24V DC
Series User's Manual - Hardware Edition
3GC
"Section 4.2 Example External Wiring".
3 Wiring
3.3 Power Supply Line
FX /FX /FX
3S 3G 3U
Series
PLC (Main unit)
24V 0V
Class-D
grounding
/FX Series PLC.
3GC 3UC
C-15
A
B
C
D
E
F
G
H
I
J