Bticino 2 WIRE VIDEO DOOR ENTRY AND HOME VIDEO SURVEILLANCE SYSTEM, Руководство по проектированию и установке, Страница: 56 / 174

GeneRAL RULes FoR InstALLAtIon
54
ON
346850
INT
EXT
ON OFF
ON
346850 INT
EXT
ON OFF
ON
346850 INT
EXT
ON OFF
ON
346851
ON OFF
ON
346851
ON OFF
A B
C
E
D
F
ON
346850 INT
EXT
ON OFF
ON
346851
ON OFF
ON
346851
ON OFF
A maximum of 3 interfaces item
346850 and 346851 can be used
in cascade.
By interfaces used in
cascade, it is meant interfaces crossed
by an audio/video entrance panel
to handset connection or a handset
to handset connection (intercom)
Only 2 of these, to be selected by
the user, will transfer the signal for
200 metres: the maximum distance
between the entrance panel and
the furthest handset is 600 m, with
each line (EP - interface, interface
- interface and interface - handset)
of 200 m maximum (using a Bticino
cable item 336904) The IN terminal
of the system expansion modules
with MOD = 0 must be connected
to the system as if it was a handset
with local power supply Therefore,
it must be connected to a dedicated
output of the audio/video node, item
F441 or the floor distribution block,
item 346841
MAXIMuM LIMITS FOR THE uSE OF INTERFACES, ITEM 346850 AND 346851
Entrance
panel
346851
MOD=0
346851
MOD=5
Handset
346850 Handset
max. 200 m
max. 200 m max. 200 m
max. 200 m
346851
MOD=0
346851
MOD=0
346850
346850
346850
Handset Handset
Handset Handset
Handset Handset
Entrance
panel
Example:
If Handset B Apartment 3 calls Apartment 2, all the Handsets (C and D) of the apartment ring but it
is possible to answer only from Handset C (the Handset D is after the 4th interface). Intercommunication among apartments is only
possible between handset separated by a maximum
of 3 interfaces, items 346850 and 346851.
Example 1
Audio/video connection
entrance panel - handsets OK 3 passages
Example 2
Intercom is the audio
communication between
two handsets
APARTMENT 3
APARTMENT 2
APARTMENT 1
Video systems