Mitsubishi Electric GOT2000 Series Connection Manual page 164

(3) RS485 connection diagram 3)
SDA1(TXD1+)
SDB1(TXD1-)
SDA2(TXD2+)
SDB2(TXD2-)
RDA1(RXD1+)
RDB1(RXD1-)
RSA(RTS+)
RSB(RTS-)
CSA(CTS+)
CSB(CTS-)
NC
SG
NC
NC
RDA2(RXD2+)
RDB2(RXD2-)
NC
NC
NC
NC
*1
*2
*3
3 - 38
3.3 Connection Diagram
* 2
GOT side
6
8
5
7
* 3
10
12
14
16
18
20
1
2
3
4
9
11
13
15
17
19
Pin No. of control equipment differs depending on the model.Refer to the following table.
Signal name
DA
DB
SG
Set the terminating resistor of GOT as follows.
Set the terminating resistor setting switch of the GOT main unit to "Disable".
➠ ■3.
Connecting terminating resistors
Connect FG grounding to the single-sided end of a cable shield line.
Control equipment
side
* 1
DA
DB
SG
* 3
Model of control equipment
DMC10 SDC15
Pin No. Pin No.
4 16
5 17
6 18
Control equipment
side
* 1
DA
1
DB
2
SG
3
SDC25/26 AUR350C
SDC35/36 AUR450C
Pin No. Pin No.
22 DA
23 DB
24 SG