Extension Of Ports (For Fx 3G , Fx 3Gc , Fx 3U , Fx 3Uc ) - Mitsubishi Electric FX3U-232-BD User Manual

FX Series PLC User's Manual - Data Communication Edition
Common Items
3.4 Extension of Ports (For FX
In FX , FX
3G 3GC
communication expansion board and communication special adapter.
Point
• Only one channel can be connected to the FX
• 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
• 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.
• When a FX
3U
handled in the same way as a communication expansion board, and occupies one communication port
channel.
• When the FX
can be connected at the last stage (left end) of the main unit and special adapters.
3.4.1 Extension of Port (For FX
1. For FX PLC (40-point, 60-point type)
3G
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
and a communication special adapter together
Communication
special adapter
(ch1)
Analog special
adapter
*1. Ch2 is not available when the FX
• When using one communication expansion board
Standard built-in port (RS-422)
(ch0)
A-72
3G
, FX and FX PLCs, up to two communication port channels can be connected using a
3U 3UC
, FX
3G
Refer to the "Non-protocol Communication (RS/RS2 instruction)" section.
-8AV-BD, FX -8AV-BD, FX
3G
-ENET-ADP is used, one communication port is occupied. Only one FX
3U
, FX
3G
Communication
expansion board
FX -CNV-ADP (ch2)
3G
Standard built-in port (RS-422)
(ch0)
3G
Communication
expansion board
(ch1)
3.4 Extension of Ports (For FX3G, FX3GC, FX3U, FX3UC)
, FX , FX , FX
3GC 3U
PLC (14-point and 24-point type).
3G
PLC.
3GC
For details, refer to FX
-4EX-BD or FX -2EYT-BD is connected to the PLC, it is
3G 3G
For details, refer to FX
PLC)
3GC
 When using two communication special
adapters
Communication
special adapter
(ch2)
-8AV-BD, FX -4EX-BD or FX
3G
Standard built-in port (RS-422)
(ch0)
3 Outline of Communication Setting in the FX Series
)
3UC
-CF-ADP User's Manual.
3U
-ENET-ADP unit
3U
-ENET-ADP User's Manual.
3U
Communication
special adapter
*1
(ch1)
Analog special Standard built-in port (RS-422)
adapter
-2EYT-BD is used.
3G
Communication
expansion board
FX -CNV-ADP
3G
(ch0)
(ch2)