Mitsubishi Electric GT14 User Manual page 882

RS422 connection diagram 20)
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.
When the number of links exceeds 30, use a transmission line conversion unit D-01CV per 30 links.
For details, refer to the following manual.
RS422 connection diagram 21)
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.
When the number of links exceeds 30, use a transmission line conversion unit D-01CV per 30 links.
For details, refer to the following manual.
36 - 26
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
SG
7
+RTS
10
-RTS
11
+CTS
12
-CTS
13
+TXD
22
-TXD
23
* 1
-RXD
24
+RXD
25
KOYO EI PLC user's Manual
KOYO EI PLC side
+TXD
14
-TXD
15
+RXD
17
-RXD
16
-
1 to 6
+RTS
8
-RTS
9
-
18 to 21
SG
7
+RTS
10
-RTS
11
+CTS
12
-CTS
13
+TXD
22
-TXD
23
* 1
-RXD
24
+RXD
25
KOYO EI PLC user's Manual
KOYO EI PLC side
+TXD
14
-TXD
15
+RXD
17
-RXD
16
-
1 to 6
+RTS
8
-RTS
9
-
18 to 21
SG
7
+RTS
10
-RTS
11
+CTS
12
-CTS
13
+TXD
22
-TXD
23
* 1
-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
SG
7
+RTS
10
-RTS
11
+CTS
12
-CTS
13
+TXD
22
-TXD
23
* 1
-RXD
24
* 2
+RXD
25