172
(MT11 - Gb2012)
4+1
INTERCOMS *
7+1
VIDEOINTERCOMS
Si 221L/5S
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Table for choosing intercoms and accessories for the required type of installation
N. of intercom- Exhito Exhito Studio Accessories Application dia-
municating EX320 EX301 EX304 EX310 EX301 EX304 ST720W ST701 ST704 RL37 PRS210 gram on page:
2 2 0 2 2 0 2 2 2 2 0 0 180
3 3 3 3 3 3 3 3 6 3 0 0 180
4 4 8 4 4 12 4 1 1 180
5 5 15 5 5 20 5 1 1 173
5 INTERCOMMUNICATING INTERCOMS CONNECTED TO 2 EXTERNAL DOOR
STATIONS WITH COMMON CALL
INTERNAL STATIONS
EXHITO series STUDIO series
... EX320 ... EX310 ... ST720W
... EX301 ... EX301 ... ST701
... ST704 ... ST704 ... ST704
EXTERNAL DOOR STATIONS
PROFILO series MATRIX series MODY series
2 PL71 2 MA71 2 MD71
2 PL81 2 MAS61 (
1
)2MD81
2 PL91 * 2 MA91 * 2 MD91 *
2 PL11P 2 MA11P 2 MD11
2 MD30
VARIOUS ARTICLES
1 PRS226E Power supply-switcher
1 1473 Exchanger
... PRS210 Transformer
... RL 37 Relay module
2 PA ** Door release push-button (optional)
2 SE ** Electric door lock (12VAC-1A)
... Refers to number of users (see table on the bottom of this page).
(
1
) Or MA61.
* 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 183, 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.
Notes
- Do not forget to connect terminals C of the additional buttons and install the
EX304 or ST704 speaker module in every intercom.
- For the connection of name-plate lamps, read notes 6 and 7 of the
installation instructions on page 146.
- For wires dimensioning refer to installation instructions and table on page
146.
ST 720
EX320
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