LEGRAND D45 SYSTEM Installation Manual page 242

System expansion interface
Description
D45 System interface device used to extend the riser system when there are more than
the limit of 400 handsets on the riser. The interface allow to increase this limit to 800
handsets. Device is also used to adjust video gains and improve video transmission
quality on long distances. DIN RAIL installation.
Technical data
Power supply:
Stand by current absorption:
Max. operating current absorption:
Stand by power consumption :
Operating power consumption :
Operating temperature:
Dimensional data
238
30 Vdc
≤ 50 mA @ 30 V
≤ 80 mA @ 30 V
1.5 W
2.4 W
(-10)-(+40)°C
106 mm 33 mm
c c
BT00465-b-en
Front view
6
5 4
Legend
1. Serial port interface for device firmware update
2. Video gain setting DIP SWITCH
3. RJ45 SUB SYSTEM input connector - connect to floor shunt
4. RJ45 SUB SYSTEM output connector - connect to floor shunt
5. Power supply input connector (30 V)
6. Power supply LED indicator
Video gain setting
1 2 3 4
ON
1 2 3 4
OFF
DIP switch setting instruction
Distance
0 – 300 m
COlOUr SIgNAl
300 – 700 m
700 – 1000 m
1000 –1500 m
B/W SIgNAl
1500 – 2000 m
13/05/2013
D45 System
323019
1
c c
3
1 2 3 4
OFF OFF OFF OFF
ON OFF OFF OFF
ON ON OFF OFF
ON ON ON OFF
ON ON ON ON
2