Rs-422 Cable - Mitsubishi Electric GT1685 Connection Manual

7.3.2

RS-422 cable


Connection diagram
RS-422 connection diagram 1)
(For GT16, GT15, GT14, GT12, GT11, GT105
GOT side
SDA
1
RDA
2
RSA
3
CSA
4
SG
5
SDB
6
RDB
7
RSB
8
CSB
9
FG
-
RS-422 connection diagram 2)
(For GT16)
GOT side
SDA1(TXD1+)
1
SDB1(TXD1-)
2
RDA1(RXD1+)
3
RDB1(RXD1-)
4
SDA2(TXD2+)
5
SDB2(TXD2-)
6
RDA2(RXD2+)
7
RDB2(RXD2-)
8
RSA(RTS+)
9
RSB(RTS-)
10
CSA(CTS+)
11
CSB(CTS-)
12
SG
13
NC
14
Shell
, GT104 ), Serial Multi-Drop Unit
PLC side
RDA
SDA
-
R
-
SG
RDB
SDB
-
-
FG
PLC side
R
RDA
RDB
SDA
SDB
SG
FG
RS-422 connection diagram 3)
(For GT1030, GT1020)
GOT side
(terminal block)
SDA
RDA
RSA
CSA
SG
SDB
RDB
RSB
CSB
RS-422 connection diagram 4)
(For GT1030, GT1020)
GOT side
(terminal block)
SDA
SDB
RDA
RDB
SG
RSA
RSB
CSA
CSB

Precautions when preparing a cable
(1) Cable length
The length of the RS-422 cable must be 1200m or less.
(2) GOT side connector
For the GOT side connector, refer to the following.
1.4.1 GOT connector specifications
7. COMPUTER LINK CONNECTION
7.3 Connection Diagram
PLC side
RDA
SDA
-
R
-
SG
RDB
SDB
-
-
FG
Untied wire color of
GT10-C□□□R4-25P
Brown
Red
Orange
Yellow
Green
Blue
Purple
Black
White
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