Power (Rd-48 Hv); Power (Rd-48 Lv/Rd-48 Lv Temp); Line A Rs-422/485; Line B Rs-422/485 - Westermo RD-48 HV Manuel D'installation

6.2.1 Power (RD-48 HV)

3-pos screw terminal
L
N
6.2.2 Power (RD-48 LV / RD-48 LV TEMP)
2-pos screw terminal
No. 1
No. 2

6.2.3 Line A RS-422/485

4-pos screw terminal
No. 1
No. 2
No. 3
No. 4

6.2.4 Line B RS-422/485

4-pos screw terminal
No. 1
No. 2
No. 3
No. 4

6.3 Indicators

6.3.1 LED indicators

PWR LED on
LED off
RDA
LED on
LED off
RDB
LED on
LED off
BLA LED on
LED off
BLB LED on
LED off
20
Description
Power AC line / Power DC
Power AC neutral / Power DC
Power AC protective earth
Description
Power DC –
Power DC +
Direction Description
In R+ RS-422 receiver
In R– RS-422 receiver
In/Out T+ RS-422/485 transmitter/receiver
In/Out T– RS-422/485 transmitter/receiver
Direction Description
In R+ RS-422 receiver
In R– RS-422 receiver
In/Out T+ RS-422/485 transmitter/receiver
In/Out T– RS-422/485 transmitter/receiver
Internal power correct
No internal power
Received data line A
No data line A
Received data line B
No data line B
Blocking line A
No blocking line A
Blocking line B
No blocking line B
N L
1 2
9 8 7 6 5 4 3 2
1
9 8 7 6 5 4 3 2
1
6153-2004