A-10
FX Series PLC User's Manual - Data Communication Edition
Common Items
1 Introduction
1.2 Outline and Features of Communication Types
2. Applicable PLCs
: Applicable (If applicable versions are limited, they are described inside (  ).) 
—: Not applicable
*1. When using USB communication with a model that does not support USB communication equipment 
(-BD), use the FX-USB-AW.
However, FX
2 (FX) and FX2C PLCs do not support the FX-USB-AW.
3. Communication targets
Personal computer and programming tool
4. Function
This communication allows connection of a personal computer or programming tool to a standard port built in
a PLC or optional connector to execute sequence programs.
5. Applications
1) Programs can be changed and monitored using a personal computer or programming tool.
2) A personal computer (for changing programs) can be directly connected in accordance with RS-232C.
3) While the standard programming connector built in an FX PLC is used for connecting a display unit, a 
personal computer or programming tool can be connected at the same time for monitoring and 
transferring data.
PLC
FX2(FX),
FX
2C
FX0N
FX1S,
FX
1N
FX1NC FX2N FX2NC FX3U FX3UC(D, DSS) FX3UC(LT)
Communication equipment 
operating in accordance with 
USB(-BD)
*1
——— ——— — 
Communication equipment 
operating in accordance with 
RS-422(-BD)
—— —  —  — 
Communication 
equipment operating 
in accordance with 
RS-232C
(-BD) — —  —  —  — 
(ADP)      
Standard built-in port in 
accordance with RS-422