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Si 161L/1
ONE-WAY INTERCOMMUNICATING SYSTEM WITH SECONDARY DOOR STATIONS AND 1 MAIN COMMON STATION (multiple
entrance).
Q.ty
Article
...
PT520
...
PT501
1
PRS220
X
PRS226E
X
1473
1+X
PA **
1+X
SE **
Door station series Mody (for right item set see on pages 12÷15)
Secondary door stations
X
MD71
X
MD11
X
MD81
X
MD91*
X
MD30
Main entrance
1 row
...
MD71÷74
1
MD10-11-12
...
MD21 ÷ 24
...
MD20 - 50
1
MD82 ÷ 812
1
MD92 ÷ 912*
1
MD30
Door station series Matrix (for right item set see on pages 20 and 21)
Secondary door stations
X
MA71
X
MA11P
X
MA61
Main entrance
...
MA71÷73
1
MA10P-11P-12P
...
MA20-22-24
...
MA61÷63
... Refers to number of users.
X Refers to the number of stairways.
* Rain shelters are used instead of back boxes and hood covers.
** Articles not supplied by ACI Farfisa.
Working instructions.
As the basic system described on page 27, with the following variations:
- The audio functions and door lock opening are automatically switched to the door
station which has made the call and remain in this state until a call from another
entrance is received.
- Services to secondary door stations are independent and can be operated at the
same time.
P
Notes
R
- For the connection of name-plate lamps, read notes 6 and 7 of the installation
instructions on page 26.
- For wires dimensioning refer to the installation recommendations and table on page
O
26.
- For other types of push-button panels see pages 22 and 23 or the general catalogue.
J
E
C
T
Description
Project series modular intercom
Single button unit
Power supply
Power supply-switcher
Exchanger
Door release push-button (optional)
Electric door lock (12VAC-1A)
Module frames with back box
Module for electric door speaker
Hood cover
Rain shelter with module frames
Electric door speaker (amplifier)
2 row
MD71÷74
Module frames with back box
MD10-122-124 Modules for electric door speaker
MD222 ÷ 228
Button modules
MD20 - 50
Blank and info modules
MD82 ÷ 812
Hood covers
MD92 ÷ 912*
Rain shelters with module frames
MD30
Electric door speaker (amplifier)
Module frames with back box
Module with integrated audio amplifier
Front frame
Module frames with back box
Modules with integrated audio amplifier
Blank and button modules
Front frames
Table for choosing intercoms and accessories
for the required type of installation
Number of inter-
communicating
58
(MT12 - Gb2004)
- In every intercommunicating intercom ap-
ply the single button group by connecting one
of the two button terminals to terminal 7 of
the power supply PRS226E.
- Do not use button no. 1 for intercommuni-
cating calls.
Project
PT520
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
10
10
PT501
0
3
8
15
24
35
48
63
80
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