Mitsubishi Electric GOT2000 Series Connection Manual page 146

(2) Precautions when preparing a cable
(a) Cable length
The maximum length of the RS-232 cable differs
according to the specifications of the YASKAWA
PLC side.
For details, refer to the YASKAWA PLC user's
manual.
(b) GOT side connector
For the GOT side connector, refer to the following.
1.4.1 GOT connector specifications
(c) YASKAWA PLC side connector
Use the connector compatible with the YASKAWA
PLC side module.
For details, refer to the YASKAWA PLC user's
manual.

RS-422 cable
(1) Connection diagram
(a) RS-422 connection diagram 1)
GOT side
RDA 2
RDB 7
SDA 1
SDB
6
RSA 3
RSB 8
CSA 4
CSB 9
SG 5
FG -
(b) RS-422 connection diagram 2)
GOT side
RDA
2
RDB
7
SDA
1
SDB
6
RSA
3
RSB
8
CSA
4
CSB
9
SG
5
FG
-
*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
2 SDA
9 SDB
3 RDA
RDB
6
1 PGND
Receiving side
4
termination
Sending side
8
termination
SG
7
YASKAWA PLC side
TX+
7
TX-
5
* 1
RX+
2
RX-
1
-
3
* 1
TXR+
6
RXR+
4
SG
8
(c) RS-422 connection diagram 3)
GOT side
RDA
2
RDB
7
SDA
1
SDB
6
RSA
3
RSB
8
CSA
4
CSB
9
SG
5
FG
-
(d) RS-422 connection diagram 4)
GOT side
RDA
2
RDB
7
SDA
1
SDB
6
RSA
3
RSB
8
CSA
4
CSB
9
SG
5
FG
-
*1 Connect RXR with RX(-) and TXR with TX(-) of 217IF01,
and insert the terminating resistor.
YASKAWA PLC side
TX+
1
TX-
2
RX+
3
RX-
4
-
5
RX-
6
Receiving side
7
termination
14 GND
TX-
9
10 RX+
Sending side
11
termination
12 -
13 VCC
TX+
8
YASKAWA PLC side
TX+
1
TX-
2
RX+
3
RX-
4
-
5
* 1 * 1
RX-
6
RXR
7
TX+
8
GND
14
RX+
10
TXR
11
-
12
VCC
13
TX-
9