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EN
TECHNICAL MANUAL
Door-entry phone Art. 2708W
Warning
Intended use
This Comelit product was designed for use in the creation of audio and video communication systems in residential, commercial or industrial settings and in public buildings or buildings used by the public.
Installation
All activities connected to the installation of Comelit products must be carried out by qualified technical personnel, with careful observation of the indications provided in the Manuals / Instruction sheets supplied with those products.
Wires
Cut off the power supply before carrying out any maintenance procedures.
Use wires with a cross-section suited to the distances involved, observing the instructions provided in the system manual.
We advise against running the system wires through the same duct as the power cables (230V or higher).
Safe usage
To ensure Comelit products are used safely:
•carefully observe the indications provided in the Manuals / Instruction sheets
•make sure the system created using Comelit products has not been tampered with / damaged.
Maintenance
Comelit products do not require maintenance aside from routine cleaning, which should be carried out in accordance with the indications provided in the Manuals / Instruction sheets.
Any repair work must be carried out
• for the products themselves, exclusively by Comelit Group S.p.A.,
•for systems, by qualified technical personnel.
Disclaimer
Comelit Group S.p.A. does not assume any responsibility for
•any usage other than the intended use
•non-observance of the indications and warnings contained in this Manual / Instruction sheet.
Comelit Group S.p.A. nonetheless reserves the right to change the information provided in this Manual / Instruction sheet at any time and without prior notice.
Table of contents |
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Warning............................................................................................. |
2 |
Description....................................................................................... |
3 |
Technical characteristics................................................................ |
4 |
Installation........................................................................................ |
5 |
Connections..................................................................................... |
6 |
Connection to the door entry riser and the floor door call buttonta... |
6 |
Programming.................................................................................... |
6 |
System performance and layouts................................................... |
6 |
2
Description
Art. 2708W is a door-entry phone complete with 1 key button, 1 P1 button and a 3-position ringtone / Privacy service selector, which can be used in SB1 systems.
Dimensions 105×190×28 mm.
1.
2.
4. 
3.
5.
6.
CFP |
M1 |
CFP |
|
L |
|
L |
|
S1 |
|
|
SW1 |
JP1 |
7.
8.
9.
10.
11.
1. Loudspeaker.
2. Audio hook.
Do not press and hold the audio hook while the handset is lifted.
3. 3-position ringtone/Privacy service selector: High position: Maximum ringtone volume. Middle position: Medium ringtone volume.
Low position: Privacy function activation (privacy service means exclusion of the call ringtone from the external unit and switchboard).
4. Red indicator - Privacy enabled.
5. P1 button for switchboard call / generic actuator.
6. Key button.
7. Terminal block M1:
CFP CFP floor door call input
LLbus line connection
8. Dip switch for setting user code (See Addressing table).
9. 3-position selector for Call tone/Privacy service.
10.JP1 jumper for selecting the Generic actuator/ Switchboard call function of button P1.
A Generic Actuator
C Switchboard
11. Handset connector.
3
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