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If more than five cameras should integrated the Gira door commu-
nication system, the DCS-camera-gateways must “looped through”.
Terminating element
A terminating element included with delivery the video distributor.: 1224 00
Example: Connection five cameras
. 1226 00
Technical data
Ambient temperature: -25°C +70°C
Port: Screw terminals
Dimensions D): 27mm
Installation:
surface-mounted sur-
face-mounted junction box
-
flush-mounted deep flush-
mounted device box
-
on top-hat rail using included
DRA adapter
Device description
The video distributor distributes the video signal the door stations,
DCS-camera-gateways, and DCS-IP-gateways the home stations.
Connection terminals:
Bus_IN
Connection for the incoming video signal from door stations with video
function, DCS camera gateways DCS gateways. Using two video
multiplexers, the video signals from five devices can brought
together.
-
The terminating resistance set “YES” the start-up menu the
home stations with terminating element..
Because the video signal the video multiplexer only routed one
direction from
Bus_IN Bus_OUT, all devices which emit video signal must con-
nected Bus_IN via the Gira 2-wire bus. total video distributors
including video multiplexers can installed one system.
(A) (A)
.
-
The terminating element connected the door and home stations
which are located the line end.
The following rules apply the use the terminating element:
- terminating element required system operated with more
than ten devices with BUS_IN/BUS_OUT terminal (e. 1224 00
Technical data
Ambient temperature: -25°C +70°C
Port: Screw terminals
Dimensions D): 27mm
Installation:
surface-mounted sur-
face-mounted junction box
-
flush-mounted deep flush-
mounted device box
-
on top-hat rail using included
DRA adapter
Device description
The video multiplexer bundles the video signal door stations,
DCS-camera-gateways and DCS-IP-gateways.
The video distributor cascadable.
Bus_OUT
Connection the video multiplexer the video control unit another
video multiplexer.
(A) video multiplexer order no.
Connection terminals:
Bus_IN
Connection for the incoming video signal from door stations with video
function, DCS camera gateways DCS gateways. g.
Because the video signal the video distributor only routed one
direction from Bus_IN Bus_OUT, all devices which emit video signal
must connected Bus_IN via the Gira 2-wire bus.
A maximum three terminating elements may installed one sys-
tem.
Bus_OUT
Connection the video distributor home stations with video function.
-
The terminating element connected the BUS terminals parallel to
the 2-wire bus.
-
For the same number devices the sections, the longest section is
provided with terminating element. video distrib-
utor, video amplifier, video multiplexer, DCS-camera-gateway, DCS-
IP-gateway).616 Gira electrical installation systems
Door communication Video
I
Technical
information
Video distributor
Order No. video multiplexer can
bring the video signals from three cameras together. there are more than three sections system, the following
rules apply:
-
The terminating element installed the three sections with the most
devices with BUS_IN/BUS_OUT terminal. The
video distributor required when the cable routing the door commu-
nication system carried out branch line.
Video multiplexer
Order No.
