Hakko Electronics Monitouch V9 Series Connection Manual page 209

9.1.2 Wiring Diagrams
When Connected at CN1:
RS-232C
Wiring diagram 1 - C2
CN1
Name
Dsub 9 (Male)
1
6
9
5
RS-422/RS-485
Wiring diagram 1 - C4
CN1
Name
Dsub 9 (Male)
1
6
9
5
No.
FG
RD 2
SD 3
SG 5
* Use shielded twist-pair cables.
RS 7
CS 8
No.
FG
+RD 1
-RD 2
* Use shielded twist-pair cables.
-SD 3
+SD 4
9.1 PLC Connection
PLC
Name
No.
Mini DIN 8 (Male)
Rx 4
2 1
3
5
Tx 5
4
6
8
7
GND 8
Name
+
-
9-3