Westermo ODW-631 - Manual (Page 10)

10 6650-2243
STATUS
C
NO
NC
LED’s Switches
CH 1
SFP
Fibre transceiver
TX
RX
Internal
Electronics
ODW-631
COM
COM
+VA O
V
P
+VB
POWER
T/R -
T/R+
RS -485
R -
R+
+5V 0V
+5V 0V
O
C
P
O
V
P
Functional description
OVP Over Voltage Protection
OCP Over Current Protection
Converter serial interface – optical fibre
ODW-631 is a fibre optic modem that converts between electrical RS-485 and a fibre
optic link.
ODW-631 can also be used to convert from RS-232 to RS-485 by using one
ODW-621 and one ODW-631.
Data rate up to 1.5 Mbit/s
ODW-631 converts data using rates from 300 bit/s up to 1.5 Mbit/s.