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Farfisa PROJECT Series Technical Manual page 119

Alternate current call systems

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VIDEO INTERCOM SYSTEM WITH SECONDARY DOOR STATIONS ONLY AUDIO AND 1 MAIN COMMON VIDEO STATION (multiple
entrance)
117
(MT12 - Gb2004)
Si 36MO/3
Application of Matrix
push-button panel
The button common
terminal of every module
CANNOT be separated.
For the composition of the
push-button panel at the
main entrance, carefully
select the button modules
in order to obtain the
necessary number of
buttons for every com-
mon terminal.
coax

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