General Description - Chorus Gewiss GW 18 301 Manual De Instrucciones

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The audio/video module for front door unit (GW 18 301) makes it possible to imple-
ment the front door units for the video entryphone system located, for example, at
the entrance to the residence or the individual staircases. These bidirectional audio
communication with the visitor as well as allows to film the area in front of the front
door unit .
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The fixed focus colour videocamera is equipped with automatic exposure adjustment
and a white LED light for viewing at night or in conditions of poor visibility.
The speaker volume can be adjusted using the potentiometer.
The Audio/video module with 2 push-buttons for the front door unit (GW 18 302)
maintains the same characteristics as the previous module, with the addition of 2 push-
buttons with a backlit name holder plate, for calling two different apartments.
The front door unit can be completed with additional auxiliary modules
nected to the audio/video module by a multi-pole cable fitted with polarised connectors.
In the case of single or two-family residences, the audio/video module with 2 push-
buttons for front door unit does not require additional auxiliary modules.
The power supply for the audio/video module is provided by an external power supply
(GW 18 361 or GW 18 362), whereas the connection to the video entryphone system is
made using a UTP LAN network cable
• electro-lock output;
• relay output;
• local outdoor push-button input (local door opener);
• an input for detecting the opening status of the electro-lock
The audio/video module is assembled in the specific flush-mounting boxes (1 module
GW 18 131, 2 modules GW 18 132, 3 modules GW 18 133) or surface-mounting boxes (1
module GW 18 141, 2 modules GW 18 142, 3 modules GW 18 143) with specific frames
(GW 18 121, GW 18 122, GW 18 123).
1 To view the images filmed by the videocamera, the apartment unit must be implemented using a
flush-mounting or surface-mounting video entryphone with speaker phone, in the various versions (GW
18 341 TB, GW 18 341 VT, GW 18 341 VA, GW 18 343 TB, GW 18 343 VT, GW 18 343 VA), or with Vision
Master Chorus, in the various versions (GW 18 000 VT, GW 18 000 VA, GW 18 000 TB).
2 4 push-button module for front door unit (GW 18 321), Call module with electronic index for front door
unit (GW 18 322), Street number module for front door unit (GW 18 331).
3 See the "Connection diagram" paragraph to see the possible connections and types of cable to use.
4 If combined with electro-locks equipped with sensors, for example the Cisa Elettrika model with a
microswitch module.

GENERAL DESCRIPTION

Briefly
. The audio/video module is equipped with:
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that are con-
2
.
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