2.3 Pin Assignment and Cable Wiring
2.3.1 RS-422 Cable Wiring
Tx D -
Tx D +
R x D +
R x D -
C TS-
C TS+
R TS+
R TS-
GN D
C H 1~ 2
D B9(M)
5
9
4
8
3
7
2
6
1
VXC-142/142i, VXC-182i DTE (MALE DB-9) Terminal DTE (DB-9)
PIN Signal PIN
Signal
1 TxD- 4
RxD-
2 TxD+ 3
RxD+
3 RxD+ 2
TxD+
4 RxD- 1
TxD-
5 GND 5
GND
6 RTS- 9
CTS-
7 RTS+ 8
CTS+
8 CTS+ 7
RTS+
9 CTS- 6
RTS-
2.3.2 RS-485 Cable Wiring
DATA-
DATA+
CH1~ 2
DB9(M)
5
9
4
8
3
7
2
6
1
VXC-142/142i, VXC-182i DTE (MALE DB-9) Terminal DTE (DB-9)
PIN Signal PIN
Signal
1
DATA -
1
DATA -
2
DATA +
2
DATA +
VXC Cards User’s Manual (Ver. 1.1, 06/09.2005, pmh-012-01) -----13
