User`s manual

3-16
3.6 Connection
INP-TN5A0202-E
MELSEC-FX series
Device Type
Communication port
CH1 CH2
Communication
special adapter
FX0N-232ADP
RS-232C
(D-sub 25P)
―
FX2NC-232ADP
RS-232C
(D-sub 9P)
―
FX3U-232ADP
RS-232C
(D-sub 9P)
―
―
RS-232C
(D-sub 9P) *1
FX-232ADP
RS-232C
(D-sub 25P)
―
FX0N-485ADP
RS-485
(terminal block)
―
FX2NC-485ADP
RS-485
(European terminal block)
―
FX3U-485ADP
RS-485
(European terminal block)
―
―
RS-485
(European terminal block) *1
FX-485ADP
RS-485
(terminal block)
―
Enhanced board
FX1N-232-BD
RS-232C
(D-sub 9P)
―
FX2N-232-BD
RS-232C
(D-sub 9P)
―
FX3U-232-BD
RS-232C
(D-sub 9P)
―
FX1N-485-BD
RS-485
(European terminal block)
―
FX3U-485-BD
RS-485
(European terminal block)
―
*1 When using it as CH2, FX3U-
U
-ADP should be connected to CH1by using FX3U-

-BD or two of FX3U-
U
-ADP should
be connected to CH1 by using an enhanced board, FX3U-CNV-BD (one of 232, 422, 485 or USB goes into

, and 232 or 485
goes into
U
).
Refer to [Data Communication Edition] in the FX SERIES USER'S MANUAL for details.
Connectable model types on FX series sequencers are shown below.
Type Connection
FX2(FX), FX2C, FX2N, FX1N, FX2NC, FX1NC, FX3U, FX3UC Connectable
FX1S, FX0N Not connectable