Instruction Manual

14 • NuDAM-6520
Pin Definitions
Pin # Signal Name Description
1 (Y)DATA+ RS-485 transmission line, positive
2 (G)DATA- RS-485 transmission line, negative
4 TX+ RS-422 transmission line, positive
5 TX- RS-422 transmission line, negative
6 RX+ RS-422 receiving line, positive
7 RX- RS-422 receiving line, negative
9 (R)+VS NuDAM power supply, +10V~+30V
10 (B)GND NuDAM ground
-- RS-232 IN 9-pin RS-232 connector
Connection Between Host and ND-6520
Host RS-232
RTS t
GND r
TXD p
RXD o
ND-6520 RS-232
i RTS
g GND
e TXD
d RXD
Host
Computer
DATA +
DATA -
+Vs GND
NuDAM-6520
RS-232/RS-485
Converte
r
RS-232