Wiring The Serial Link; Dte Rs232 Modem; Dce Rs232 Modem - Adeunis RF ARF33-PRO Instrucciones Para El Uso

Products from the ARFx3-PRO range must be powered by an external source which must be a minimum of 4.5V
and must not exceed 36 VDC. The green LED (located under the case) comes on when the power is on.
3.

Wiring the serial link

3.1.

DTE RS232 modem

This is the case for example with a modem connected to a PC. RTS and CTS are not required if you use flow
control.
3.2.

DCE RS232 modem

This is the case for example with a modem connected to a measuring device. RTS and CTS are not required if
you use flow control.
Activity on the serial link causes the green LED to flash, whether the data transmission rate chosen is correct or
not.
208210A_UG_V1.6_ARFx3-PRO
+ -
RTS RX
+ Supply.
DC
N° / SUB-D 9 NOM
+ Vcc
5 GND
7 RTS
5
2 RXD
5
3 TXD
8 CTS
N° / SUB-D 9 NOM
+ Vcc
5 GND
8 RTS
3 RXD
2 TXD
7 CTS
TX
CTS TX+ TX- RX+ RX-
ON
+
-
RTS
RX
TX
CTS
TX+
ON
TX-
RX+
RX-
1 2
+
INHIB
-
RTS
RX
TX
CTS
TX+
ON
TX-
RX+
RX-
1 2
GB
30