Rs-422 Cable - Mitsubishi Electric GT14 User Manual

RS232 connection diagram 6)
External cable
GT11H-C side
FG(Shield)
Shield
RD(RXD)
GY/R (A)
SD(TXD)
W/R (A)
ER(DTR)
W/BK (A)
SG
PK/R (A)
DR(DSR)
GY/BK (A)
RS(RTS)
O/R (A)
CS(CTS)
O/BK (A)
-
Y/R (A)
-
Y/BK (A)
*1 Connect FG grounding to the appropriate part of a cable shield
line.

Precautions when preparing a cable
(1) Cable length
The total distance (between the GOT and a controller)
of RS-232 cable must be 6m or less.
(2) Connector conversion box side connector
For the connector conversion box side connector, refer
to the following.
6.6 Connector Conversion Box
(3) External cable side connector
For the connector specifications of the external cable
side, refer to the following.
8.2 External Cable, Relay Cable
(4) KOYO EI PLC side connector
Use the connector compatible with the KOYO EI PLC
side.
For details, refer to the KOYO EI PLC user's manual.
KOYO EI PLC side
5V
1
TXD
2
RXD
3
RTS
4
CTS
5
-
6
0V
7
0V
8
* 1
-
9 to 15

36.3.2 RS-422 cable


Connection diagram
RS422 connection diagram 1)
Connector conversion
box side
RDA
2
RDB
7
SDA
1
SDB
6
RSA
3
RSB
8
CSA
4
CSB
9
SG
5
FG
-
* 1
*1 Connect FG grounding to the appropriate part of a cable shield line.
*2 Connect a terminating resistor (approximately 150Ω) to the
PLC at a terminal station.
RS422 connection diagram 2)
External cable
GT11H-C-37P side
RDA
6
RDB
7
SDA
2
SDB
3
RSA
4
RSB
5
CSA
8
CSB
9
SG
10
FG(Shield)
1
*1 Connect FG grounding to the appropriate part of a cable shield line.
*2 Connect a terminating resistor (approximately 150Ω) to the
PLC at a terminal station.
36. CONNECTION TO KOYO EI PLC
36.3 Connection Diagram
KOYO EI PLC side
+TXD
14
-TXD
16
+RXD
9
-RXD
10
-
1 to 6
* 2
-
8
-
12
-
13
SG
7
-
15
-
17
-RTS
18
+RTS
19
-
20 to 22
-CTS
23
+CTS
11
-
24, 25
KOYO EI PLC side
+TXD
14
-TXD
16
+RXD
9
-RXD
10
-
1 to 6
* 2
-
8
-
12
-
13
SG
7
-
15
-
17
-RTS
18
+RTS
19
-
20 to 22
-CTS
23
+CTS
11
* 1
-
24, 25
36 - 19
32
33
34
35
36
37
38
39