5
4. HITACHI PLC 5-39
Connection to PLCs
Wiring
Wiring diagrams with the PLC are shown below.
RS-232C
Wiring Diagram 1
Wiring Diagram 2
RD
CS
3
5
SD
RS
V7 (CN1)
D-sub 25pin(Male: )
SD 2
RD
CS
FG 1
SG 7
DR
PHL
SG
PV12
2
3
4
5
7
8
9
14
PLC
D-sub 15pin(Male: )
* Use shielded twist-pair cables.
D-sub 25-pin (male)
D-sub 15-pin (male)
D-sub 9pin(Female: )
V7 (CN1)
D-sub 25pin(Male: )
FG
SD
RD
RS
CS
RD
PLC
SD
2
3
SG
2
1
3
4
5
7
5SG
* Use shielded twist-pair cables.
D-sub 25-pin (male)
D-sub 9-pin (female)