Examples Of External Wiring - Mitsubishi Electric MELSEC-F FX3G Series User Manual

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

10.4.3 Examples of external wiring

It is recommended to use shielded twisted-pair cables for connection cables.
Ground the shield of each shielded cable only on the PLC side.
1. Examples of input interruption (I000 or I001) wiring using X000
When another input terminal is used, wire it according to the following diagrams.
1) When 24V DC service power supply is used
Sink wiring
L
N
S/S
0V
24V
X000
2) When 24V DC external power supply is used
Sink wiring
L
N
S/S
0V
24V
X000
156
Fuse
Class D grounding *
Fuse
Class D grounding *
Source wiring
L
N
S/S
0V
24V
X000
Three-wire
* The grounding resistance should be 100Ω or less.
Source wiring
L
N
24V DC
S/S
0V
24V
X000
Three-wire
* The grounding resistance should be 100
10 Input Wiring Procedures
10.4 Input Interruption (I00  to I50  )
Fuse
Class D grounding *
Fuse
Class D grounding *
Three-
wire
24V DC
Three-
wire
or less.