Instruction manual

5
25. TAIAN PLC 5-127
Connection to PLCs
Wiring
Wiring diagrams with the PLC are shown below.
RS-422
Wiring Diagram 1
Wiring Diagram 2
FG
+SD
SG
−SD
+RD
−RD
1
12
7
13
24
25
T/R+
T/R−
SHLD
ZM-300 (CN1)
D-sub 25pin(Male: )
PLC
* Use shielded twist-pair cables.
D-sub 25-pin (male)
ZM-300 (CN1)
D-sub 25pin(Male: )
FG
SG
+SD
−SD
+RD
RX+
PLC
D-sub 9pin(Male: )
TX+
PG/COM
2
3
4
−RD
7
1
12
13
24
25
GND 5
RX
− 7
TX
− 8
* Use shielded twist-pair cables.
D-sub 25-pin (male)
D-sub 9-pin (male)