9
Wireless Radio Modem Users Manual
Rev:B1.2
1.3 Pin Assignment
DSR
Reserved signal of diagnostic
RX
Receive of RS-232
TX
Transimit of RS-232
GND
Ground of RS-232
(Y)D+
Data+ of RS-485
(G)D-
Data- of RS-485
(R)+Vs
+10 to +30V DC power supply input
(B)GND
Ground of power supply input