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5-40 4. HITACHI PLC
Wiring Diagram 3
RS-422
Wiring Diagram 4
Wiring Diagram 5
When connecting to the S10xα series, add a resistor of 50 Ω (1/2 W) as shown below.
D-sub 9pin(Female: )
V7 (CN1)
D-sub 25pin(Male: )
FG
SD
RD
RS
CS
1
2
3
4
5
RD
SD
SG 7
ER
SG
DR
RS
CS
2
CD 1
3
4
5
6
7
8
PLC
* Use shielded twist-pair cables.
D-sub 25-pin (male)
D-sub 9-pin (female)
SD
+RD
RD
13
24
25
RxDP
TxDP
V7 (CN1)
D-sub 25pin(Male: )
+SD 12
RxDN
PLC
TxDN
FG 1
* Use shielded twist-pair cables.
D-sub 25-pin (male)
−
SD
+RD
−
RD
13
24
25
URX H
UTX H
V7 (CN1)
D-sub 25pin(Male: )
+SD 12
URX L
PLC
UTX L
FG 1
50
50
* Use shielded twist-pair cables.
D-sub 25-pin (male)