Bell System bellissimo, Руководство по установке и эксплуатации

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bell
issimo
2-72 Way Video Entry System
PD-098 Issue 4B Installation and Operating Manual Page 36 of 44
M M
M M
S S
S S
- -
- -
Camera 1 Camera 1
Camera 1 Camera 1
+ +
+ +
Twisted Pair Through Connection
Door Controller Door Controller
Door Controller Door Controller
From
Camera
To other
equipment
To other
equipment
From
Camera
From
Camera
From
Camera
Coax Through Connection
Twisted Pair Termination
Coax Termination
100
75
High
100
75
High
100
75
High
100
75
High
Cam1
Cam1 Cam1
Cam1
Diagram I – Option Details
Camera Termination Options
Cameras may be wired in either twisted pair or coax and shared with other equipment.
Time Clock Sharing
A time clock can be shared between distributed equipment areas by borrowing one of the
‘comm -’ wires in the interconnecting Cat5 to use as the shared “Time clock common”.
Th
e “Time clock common” signal is sharable across all Bell controller types.
2 2 1 1 B B A A
– – – –
+ +
– –
Controller Controller
Control
Area 2
Equipment
Control
Equipment
Area 1
Blu
Time Clock
Common
Time Clock
Common
Wire "Time Clock Common"
as if time clock is Local
Blu
W/Blu
W/Blu
Cat5
Video Video
Commn Commn
Audio Audio Data Data
–
+
CO
NO
NC
TS2000
Time Clock