Connection Diagram - Mitsubishi Electric GOT2000 Connection Manual

4.2.9

Connection Diagram

The following diagram shows the connection between the
GOT and the PLC.

RS-232 cable
(1) Connection diagram
(a) RS-232 connection diagram 1)
GOT side
CD
1
RD(RXD)
2
SD(TXD)
3
ER(DTR)
4
SG
5
DR(DSR)
6
RS(RTS)
7
CS(CTS)
8
-
9
(b) RS-232 connection diagram 2)
GOT side
CD
1
RD(RXD)
2
SD(TXD)
3
ER(DTR)
4
SG
5
DR(DSR)
6
RS(RTS)
7
CS(CTS)
8
-
9
(c) RS-232 connection diagram 3)
GOT side
CD
1
RD(RXD)
2
SD(TXD)
3
ER(DTR)
4
SG
5
DR(DSR)
6
RS(RTS)
7
CS(CTS)
8
-
9
(2) Precautions when preparing a cable
OMRON PLC side
FG
1

SD
2
RD
3
POINT POINT POINT
RS
4
SG
9
CS
5
-
6
FR
7
8 ER
(1) Connection diagram
OMRON PLC side
-
8
RD
3
SD
2
ER
20
SG
7
DR
6
RS
4
CS
5
-
22
OMRON PLC side
FG
1
SD
2
RD
3
RS
4
SG
7
CS
5
-
6
-
8
ER
20
(a) Cable length
The length of the RS-232 cable must be 15m or
less.
(b) GOT side connector
For the GOT side connector, refer to the following.
1.4.1 GOT connector specifications
(c) OMRON PLC side connector
Use the connector compatible with the OMRON
PLC.
For details, refer to the OMRON PLC user's
manual.
RS-422 cable
Differences in polarity between GOT and OMRON
PLCs
The polarity of poles A and B in signal names is
reversed between GOT and OMRON PLCs.
Connect a cable according to the following
connection diagrams.
(a) RS-422 connection diagram 1)
GOT side
SDA
1
SDB
6
RDA
2
RDB
7
RSA
3
CSA
4
SG
5
RSB
8
CSB
9
FG
-
4. CONNECTION TO OMRON PLC
4.2 Serial Connection
4
OMRON PLC side
RDB
8
RDA
6
SDB
2
SDA
1
RS
4
CS
5
4 - 19