Mitsubishi Electric GOT1000 Series Connection Manual page 166

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RS-422 cable
(1) Connection diagram
RS422 connection diagram 1)
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
RS422 connection diagram 2)
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
*1 The terminating resistor (120 ) is valid by connecting pin
1 with pin 4 and pin 5 with pin 6 of the YASKAWA PLC
side.
6 - 12
6. CONNECTION TO YASKAWA PLC
6.2 Serial Connection
YASKAWA PLC side
RDA
3
RDB
6
SDA
2
SDB
9
PGND
1
Receiving side
4
termination
Sending side
8
termination
SG
7
YASKAWA PLC side
RX+
2
RX-
1
TX+
7
TXR+
5
* 1
NC
3
RXR+
4
* 1
TX-
6
SG
8
RS422 connection diagram 3)
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
RS422 connection diagram 4)
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
*1 Connect RXR with RX(-) and TXR with TX(-) of 217IF01,
and insert the terminating resistor.
YASKAWA PLC side
RX+
3
RX-
4
TX+
1
TX-
2
-
5
RX-
6
Receiving side
7
termination
TX+
8
9 TX-
RX+
10
Sending side
11
termination
-
12
13 VCC
14 GND
YASKAWA PLC side
RX+
3
RX-
4
TX+
1
TX-
2
* 1
-
5
RX-
6
RXR
7
TX+
8
TX-
9
* 1
RX+
10
TXR
11
-
12
VCC
13
GND
14