Instruction Manual

NuDAM-6510 • 23
Pin Definitions
Pin # Signal Name Description
1 (Y)DATA+ RS-485 transmission line, positive
2 (G)DATA- RS-485 transmission line, negative
4 TXIN+ RS-422 transmission input line, positive
5 TXIN- RS-422 transmission input line, negative
6 RXOUT+ RS-422 receiving output line, positive
7 RXOUT- RS-422 receiving output line, negative
9 (R)+VS NuDAM power supply, +10V~+30V
10 (B)GND NuDAM ground
14 RXIN- RS-422 receiving input line, negative
15 RXIN+ RS-422 receiving input line, positive
16 TXOUT- RS-422 transmission output line, negative
17 TXOUT+ RS-422 transmission output line, positive
19 (G)DATA- RS-485 transmission line, negative
20 (Y)DATA+ RS-485 transmission line, positive
ND-6510 Functional Block Diagram
Power Re
g
ulato
r
& Filte
r
Power In
p
ut
+10V ~ +30
V
+5
V
GN
D
TVS : Transient Volta
g
e Su
pp
resse
r
PTC : Positive Tem
p
erature Coefficient
Data
+
Data-
Rx+
Rx-
Tx+
Tx-
PTC
T
VS
SW1
Communicatio
n
Switchin
g
Controlle
r
Control
Communication
Direction
RS-422/RS-485
Receiver/Driver
Data
+
Data-
Rx+
Rx-
Tx+
Tx-
RS-422/RS-485
Receiver/Driver