A-46
FX Series PLC User's Manual - Data Communication Edition
Common Items
2 Communication Types and Communication Equipment
2.3 Combination of Communication Equipment (Block Diagram)
3. FX3G Series (Special unit/special block diagram)
Limitation in the number of connectable units
Connected special function units/blocks operate using the 24V DC or 5V DC power supply of the PLC.
Accordingly, the number of connectable units depends on the system configuration.
→ For details, refer to the respective FX PLC manual.
(For the mouting procedure, refer to the respective communication equipment manual.
, , and indicate the mounting position. 
For special adapters with communication type     and
communication expantion board     ,     , refer to this section 1,2.
Up to 8 units can be selected
For master station
For remote device station
For intelligent device station
M3.5 terminal block
M3 terminal block
M3 terminal block
Dedicated connector
FX
2N-32CCL
FX
2N-16CCL-M
FX
3U-64CCL
FX
2N-64CL-M
*1
Only one FX3U-64CCL unit can be connected to the main unit.
The FX
3U-64CCL does not support the access function to the FX Series PLC main unit via another station QCPU (Q mode).
*1
● CC-Link
● CC-Link/LT