Videx 25H/SP/DDA/2W - Audiophone and Power Supply; ART.3171 AUDIOPHONE; ART.3171 Terminal Connections

25H/SP/DDA/2W - TECHNICAL MANUAL EN-UK - V.1.2 - 04/01/16
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VIDEX
25H/SP/DDA/2W (1 way “2 wire” DDA audio intercom kit)
ART.3171 AUDIOPHONE
The Art.3171 audiophone includes a three position call tone volume control, lock release push button and
spare dry contact ‘push-to-make’ button for other services. Up to three telephones can be connected in
parallel on this system. A local door bell (LB terminal) is also available. Connecting a push switch between LB
& - will ring the telephone to inform the occupant that someone is at their door (the local bell audible ringing
tone is dierent to the call tone from the intercom panel).
A minimum of 2 cores are required to connect the Art.3171 audiophone to the Art.138N amplier module.
For internal use a CW1308 twisted pair telephone cable is recommended and for external use a CW1128
twisted pair telephone cable is recommended.
Audiophone Dip-Switch Settings
Internally the Art.3171 audiophone has an 8 way dip-switch to set up the phone ID and is based on binary
addressing (for the 25H/SP/DDA/2W audio kit the default address for the Art.3171 audiophone should be set to
phone ID.1 as shown below).
Dip-Switch No. 1 2 3 4 5 6 7 8
ON OFF OFF OFF OFF OFF OFF OFF
VIDEX
1 2 3 4 5 6 7 8
ON
SW1
L
_
LB
AL
SW
SW
VR1
85mm
218mm
Terminal Function
L BUS line data input
- BUS line ground input
LB Local Bell input (switched 0V)
AL Alarm input (switched 0V, for use with
concierge)
SW Dry contact switch connections
SW
Technical Specication
Bus Voltage : 7.5Vdc
Current (during call) : 15.5mA
Current (during
conversation)
: 78mA
Current (during lock
release)
: 80 - 105mA (max.)
Audiophone
Dimensions
: 85mm (W) x 218mm
(L) x 55mm (D)
Working Temp. : -10 +50
o
C
Art.3171 Terminal Connections and Dimensions