Mitsubishi Electric GOT2000 Series Connection Manual page 519

(7) RS-485 connection diagram 7) (For GT16)
GOT side
SDA1(TXD1+) 6
SDB1(TXD1-) 8
SDA2(TXD2+)
5
SDB2(TXD2-)
7
RDA1(RXD1+) 10
RDB1(RXD1-) 12
RSA(RTS+) 14
RSB(RTS-) 16
CSA(CTS+)
18
CSB(CTS-) 20
NC 1
SG 2
NC 3
NC
4
RDA2(RXD2+)
9
RDB2(RXD2-) 11
NC 13
NC 15
NC
17
NC
19
(8) RS-485 connection diagram 8)
GOT side
SDA
1
SDB
6
RDA
2
RDB
7
RSA
3
RSB
8
CSA
4
CSB
9
SG
5
FG
-
PANASONIC servo amplifier side
RS485+
6
RS485-
5
RS485+
8
RS485-
7
GND
1
2
NC
TXD 3
RXD 4
FG Shell
PANASONIC servo amplifier side
RS485+
6
RS485-
5
RS485+
8
RS485-
7
GND
1
NC 2
TXD 3
RXD 4
FG Shell
PANASONIC servo amplifier side
6 RS485+
RS485-
5
RS485+
8
RS485-
7
1 GND
2 NC
3 TXD
RXD
4
FG
Shell
PANASONIC servo amplifier side
6 RS485+
RS485-
5
RS485+
8
RS485-
7
1 GND
2 NC
TXD
3
RXD
4
FG
Shell
14.3 Connection Diagram
14
14 - 9