Fuji Electric Monitouch V9 Series - Page 27

1-16 1. Overview
RS-485 (2-wire system) connection
 Connection example
MJ1/MJ2
The wiring between a V9 and a connected device is the same as that for 1 : 1 communication. For description of wiring
between connected devices, refer to the manuals issued by the manufacturers.
RS-485 (2-wire system) connection
 Connection example
Name
1
No.
2
3
4
-RD
-SD
+SD
5SG
+RD
FG
Dsub 9 (Male)
CN1
5
9
1
6
SG
FG
SG
FG
RS-485 port of the
connected device
Send/receive
data ()
Send/receive
data (+)
RS-485 port of the
connected device
Send/receive
data ()
Send/receive
data (+)
Terminating resistance ON
For wiring between connected devices, refer
to the manuals issued by the manufacturers.
SG SG
RJ - 45
MJ1/2
Name
No.
1
2
5
+RD/+SD
-RD/-SD
SG
FG
12345678
Terminating resistance ON
For wiring between connected devices, refer
to the manuals issued by the manufacturers.
RS-485 port of the
connected device
Send/receive
data (+)
Send/receive
data ()
RS-485 port of the
connected device
Send/receive
data (+)
Send/receive
data ()