A-72
FX Series PLC User's Manual - Data Communication Edition
Common Items
3 Outline of Communication Setting in the FX Series
3.4 Extension of Ports (For FX3G, FX3GC, FX3U, FX3UC)
3.4
Extension of Ports (For FX
3G
, FX
3GC
, FX
3U
, FX
3UC
)
In FX
3G
, FX
3GC
,
FX
3U
and FX
3UC
PLCs, up to two communication port channels can be connected using a
communication expansion board and communication special adapter.
Point
• Only one channel can be connected to the FX
3G
PLC (14-point and 24-point type).
• The standard built-in port (RS-422) can be used as ch0 when the non-protocol communication function
(RS2 instruction) is used in the FX
3G
, FX
3GC
PLC.
Refer to the "Non-protocol Communication (RS/RS2 instruction)" section.
• When a CF card special adapter is connected to the PLC, it is handled in the same way as a
communication special adapter, and occupies one communication port channel.
For details, refer to FX
3U
-CF-ADP User’s Manual.
• When a FX
3U
-8AV-BD, FX
3G
-8AV-BD, FX
3G
-4EX-BD or FX
3G
-2EYT-BD is connected to the PLC, it is
handled in the same way as a communication expansion board, and occupies one communication port
channel.
• When the FX
3U
-ENET-ADP is used, one communication port is occupied. Only one FX
3U
-ENET-ADP unit
can be connected at the last stage (left end) of the main unit and special adapters.
For details, refer to FX
3U
-ENET-ADP User’s Manual.
3.4.1
Extension of Port (For FX
3G
, FX
3GC
PLC)
1. For FX
3G
PLC (40-point, 60-point type)
The communication expansion board connected to the option connector 1 or the first communication special
adapter works as ch1, and the communication expansion board connected to the option connector 2 or the
second communication special adapter works as ch2.
• When using a communication expansion board
When using two communication special
and a communication special adapter together
adapters
*1.
Ch2 is not available when the FX
3G
-8AV-BD, FX
3G
-4EX-BD or FX
3G
-2EYT-BD is used.
• When using one communication expansion board
Communication
special adapter
(ch1)
Communication
special adapter
(ch2)
*1
Analog special
adapter
Standard built-in port (RS-422)
(ch0)
Analog special
adapter
Standard built-in port (RS-422)
(ch0)
FX
3G
-CNV-ADP
Communication
expansion board
(ch2)
Communication
special adapter
(ch1)
FX
3G
-CNV-ADP
Communication
expansion board
(ch1)
Standard built-in port (RS-422)
(ch0)
Communication
expansion board
(ch2)
Standard built-in port (RS-422)
(ch0)
Summary of Contents for FX-485ADP
Page 2: ......
Page 120: ...B 2 FX Series PLC User s Manual Data Communication Edition N N Network ...
Page 188: ...C 2 FX Series PLC User s Manual Data Communication Edition Parallel Link ...
Page 244: ...D 2 FX Series PLC User s Manual Data Communication Edition Computer Link ...
Page 344: ...E 2 FX Series PLC User s Manual Data Communication Edition Inverter Communication ...
Page 700: ...H 2 FX Series PLC User s Manual Data Communication Edition Programming Communication ...
Page 752: ...I 2 FX Series PLC User s Manual Data Communication Edition Remote Maintenance ...
Page 817: ......