FX3U Series Programmable Controllers
User’s Manual - Hardware Edition
219
12 Output Wiring Procedures
12.3 External Wiring of Transistor Output (Sink/Source) Type
11
High-Speed
Counters
12
Output Wiring
13
Wiring for
Various Uses
14
Test Run,
Maintenance,
Troubleshooting
15
IInput/Output
Powered
Extension Units
16
Input/Output
Extension
Blocks
17
Extension
Power Supply
Unit
18
Other Extension
Units and
Options
19
Display Module
20
Terminal Block
2. Transistor output (source)
WIRING PRECAUTIONS
• Do not wire vacant terminals externally.
Doing so may damage the product.
Main unit
transistor output
(source)
Y0
+V0
Y7
Y0
+V1
Y7
Y0
+V0
Y7
Y0
+V1
Y7
Y0
+V0
Y7
AC power supply
100 to 240V
PL
Power ON
Emergency
stop
MC
MC
MC MC
DC power
supply
Power supply for load
connected to PLC output
For details on emergency
stop operation, refer to
"DESIGN PRECAUTIONS"
at "Safety Precautions" field.
Load
Load
Load
Load
Load
Output extension block
transistor output (source)
Input/output powered extension unit
transistor output (source)
Output extension block
transistor output (source)
* The output circuit of this PLC does not
have a built-in fuse.
Provide a fuse suitable to each load to
prevent blowout of the wires on the circuit
board caused by output element fracture
due to load short-circuiting.
Fuse*
Fuse*
Fuse*
Fuse*
Fuse*
Load
Fuse*
Fuse*
Load
Y0
+V0
Y3
Y4
+V1
Y7
Breaker