Intercom system

(v 2.0)

To check and download all versions of this guide, go at the following link.

Safety and usage cautions

Before installing our products, we recommend you to consult the section about safety and usage cautions at the link below.

System components

The use of these devices is not allowed for waterproof applications or for firefighters pushbutton panels.

CITCAB : Hands-free intercom device for elevator car

CITFLO : Push-to-talk intercom device at the floor

CITCOC : Handset intercom device (machine room, etc.)

CITCOC.P / CITCOC.P40 : Handset intercom device for DMG prewired systems

Operation Diagram

Wiring diagrams

Use connection lines independent from other lift circuits.

Preliminary operations

Before connecting the CITCOC handset intercom device it is necessary to insert the resistor supplied (22 Ohm) as in the picture.
In pre-wired systems (handset intercom device CITCOC.P / CITCOC.P40) it is not necessary to carry out this intervention because it has already been done in DMG.

Intercom system with hands-free intercom device (CITCAB) in the elevator car

For connection with DMG pre-wired systems, please consult the relevant installation guide.

Intercom system with AMIGO emergency telephone

For connection with DMG pre-wired systems, please consult the relevant installation guide.

Volume adjustment

With handset intercom device (CITCOC).

1) – Set the loudspeaker volume to the minimum volume.

Without handset intercom device (CITCOC).

1) – Set the loudspeaker volume to the maximum volume and close the control panel at floor.

2) – Set the microphone to the minimum volume.

Datasheet

DescriptionCITCABCITFLO
1) Power supply 12/24Vdc +/- 15% (absorption max 300 mA)
2) Loudspeaker input
3) GND
4) Microphone output
5/6) Pushbutton contact (terminals with screw)
7) COM audio
8) Inductive loop output
9) Enhanced audio output
10) CARUSO speech synthesizer input
Communication established (24Vdc)
Prewired pushbutton
JST 4 poles for pre-wiring (Audio out / GND / Audio in / Power supply)
Loudspeaker volume
Microphone volume

Download

ReferenceVersionLink
The management of CITCAB and CITFLO devices has been optimized.2.0 (current version)Download PDF
(English)
Updated on 4 Ottobre 2021

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