Westermo ODW-631 - Manual (Page 16)

16 6650-2243
Location of Interface ports, LED’s and DIP-switches
ODW-631
Position Direction* Description Product
marking
1 In Common
voltage COM
2 In Voltage A +VA
3 In Voltage B +VB
4 In Common
voltage COM
Position Direction Description Product
marking
1 NO Contact with C
when fibre opti-
cal links are in
operation NO
2 C Common C
3 NC Open (no con-
tact with C)
when fibre opti-
cal links are in
operation NC
Position Direction* Description Product marking
1 In R+ (EIA RS-485 A’) R+
2 In R– (EIA RS-485 B’) R–
3 In/Out T+ (EIA RS-485 A) T/R+
4 In/Out T– (EIA RS-485 B) T/R–
LED Indicators
(for details
see page 19)
DIP-switches accessible under lid
(for details see page 20-22)
FX(Fibre)
(for details
see page 17)
Status
screw terminal
Power
screw terminal
RS-422/485
screw terminal
* Direction relative this unit