![background image](http://html.mh-extra.com/html/bticino/d45/d45_technical-manual_2825385063.webp)
61
D
45
VIDEO
DOOR
ENTR
Y SY
STEM
System expansion interface
323019 - system expansion interFace
323019 is used to extend riser system . When the number
of handsets of one riser exceed 400, the interface can be
used to extend the quantity to 800 . It’s connected by serial
connection to the riser BUS to separate riser system BUS
and ensure signal transmission quality by forwarding all
the signals and video gain adjustments for better video
transmission quality .
legenD
1 . Power supply input connector 30 Vdc
2 . Output connector for riser system: Floor shunt SUB
SYSTEM IN interface
3 . Empty (not used)
4 . Input connector for riser system: Floor shunt SUB
SYSTEM OUT interface
5 . Empty (not used)
6 . Video gain adjust switch
7 . Configuration connector for updating software and
connect the PC in series
Video gain setting instruction (switch to left is ON, switch
to right is OFF) The instruction data in above table may be
different during actual operation . To adjust and set data
take into account the actual image .
Distance
1
2
3
4
colour signal
0 – 300 m
OFF
OFF
OFF
OFF
300 – 700 m
ON
OFF
OFF
OFF
700 – 1000 m
ON
ON
OFF
OFF
b/w signal
1000 –1500 m
ON
ON
ON
OFF
1500 – 2000 m
ON
ON
ON
ON
c
c
1
7
4
2
3
5
6
Содержание D45
Страница 1: ...D45 System technical guide TECHNICAL GUIDE 2011 D45 Release 01 September 2011 ...
Страница 2: ......
Страница 128: ......
Страница 138: ......
Страница 155: ......