Mitsubishi Electric GT14 User Manual page 877

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RS422 connection diagram 7)
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 8)
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.
KOYO EI PLC side
+TXD
14
-TXD
15
+RXD
17
-RXD
16
-
1 to 6
+RTS
8
-RTS
9
-
18 to 21
LG
7
+RTS
10
-RTS
11
+CTS
12
-CTS
13
+TXD
22
-TXD
23
-RXD
24
* 2
+RXD
25
KOYO EI PLC side
+TXD
14
-TXD
15
+RXD
17
-RXD
16
-
1 to 6
+RTS
8
-RTS
9
-
18 to 21
LG
7
+RTS
10
-RTS
11
+CTS
12
-CTS
13
+TXD
22
-TXD
23
-RXD
24
* 1
* 2
+RXD
25
RS422 connection diagram 9)
External cable
GT11H-C side
RDA
O/R (A)
RDB
O/BK (A)
SDA
W/R (A)
SDB
W/BK (A)
RSA
GY/R (A)
RSB
GY/BK (A)
CSA
Y/R (A)
CSB
Y/BK (A)
SG
PK/R (A)
FG(Shield)
Shield
*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 10)
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 100 to 500Ω)
to the PLC to be a terminal.
36. CONNECTION TO KOYO EI PLC
36.3 Connection Diagram
KOYO EI PLC side
+TXD
14
-TXD
15
+RXD
17
-RXD
16
-
1 to 6
+RTS
8
-RTS
9
-
18 to 21
LG
7
+RTS
10
-RTS
11
+CTS
12
-CTS
13
+TXD
22
-TXD
23
-RXD
24
* 1
* 2
+RXD
25
KOYO EI PLC side
+TXD
9
-TXD
10
+RXD
13
-RXD
6
5V
1
* 2
-
2 to 5
0V
8
0V
7
+RTS
11
-RTS
12
+CTS
14
-CTS
15
36 - 21
32
33
34
35
36
37
38
39

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