Mitsubishi Electric GOT2000 Series Connection Manual page 124

(b) RS-485 connection diagram 2)
*1
*2
*3
(c) RS-485 connection diagram 3)
*1
*2
*3
4 - 16
4.2 Serial connection
* 2
GOT side
RDA
2
RDB
7
SDA
1
SDB
6
SG
5
RSA
3
CSA
4
RSB
8
CSB
9
-
Turn ON the terminating switch of a interface converter which will be a terminal.
Set the terminating resistor of GOT side which will be a terminal.
➠ (3)
Connecting terminating resistors
Make sure to pull the cable shield line into inside the connector cover, and treat the line end for obtaining shield effect.
* 2
GOT side
RDA
2
RDB
7
SDA
1
SDB
6
SG
5
RSA
3
CSA
4
RSB
8
CSB
9
-
Turn ON the terminating switch of a interface converter which will be a terminal.
Set the terminating resistor of GOT side which will be a terminal.
➠ (3)
Connecting terminating resistors
Make sure to pull the cable shield line into inside the connector cover, and treat the line end for obtaining shield effect.
*1
PLC side
(D-sub 9-pin)
2 SDA(+)
1 SDB(-)
9 RDA(+)
8 RDB(-)
SG
5
6 FG
* 3
*1
PLC side
(Terminal block)
SDA(+)
SDB(-)
RDA(+)
RDB(-)
SG
FG
* 3