176
(MT12 - Gb2004)
Si 311T/1
ONE-WAY VIDEO INTERCOM-TELEPHONE SYSTEM WITH TELEPHONE INTERFACE AND CONNECTION TO ONE EXTERNAL
DOOR STATION
ONE-WAY VIDEO INTERCOM-TELEPHONE SYSTEM WITH PABX AND CONNECTION TO ONE EXTERNAL DOOR STATION
Si 311T/2
PA = Door release button (optional)
SE = Electric door lock (12Vac-1Amax.)
Programming
When using the telephone interface FT11D
with the telephone ST740 it is necessary to
programme the buttons dedicated to the inter-
com functions (see page 162).
Note
For wires dimensioning and video connection
refer to the installation instructions and table on
pages 91÷93.
Note
For wires dimensioning and video connection
refer to the installation instructions and table on
pages 91÷93 and read note 3 on page 124.
Programming
For this type of system the following program-
ming must be absolutely carried out on the
PABX:
- enabling the intercom interface
- enabling to intercom calls
See page 168.
If the PABX is only used for the intercom-
municating service, without connection to the
public telephone lines (URB1 and URB2), it is
necessary to deactivate the incoming and out-
going external lines with the following program-
ming:
- how to assign incoming external lines
- how to assign outgoing external lines
See page 167.
I
NTERCOMS
*
VIDEO INTERCOMS *
TELECOMMUNICA
TION
PA = Door release button (optional)
SE = Electric door lock (12Vac-1Amax.)
coax
Trunk line
Trunk lines
