Basic Description; Features - Alphatech A-VarioBell User And Service Manual

1 Basic description

1.1 Features

 Voice communication is powered from a telephone line;
 Impulse and tone (DTMF) options;
 Storage of 2 24-digit long numbers per button (including*, #, Flash and
pause);
 Max connection of 87 button, memories number is 99 (accessible from
keypad VBDKey in mode memory numbers dialling)
 Automatic Day/Night switch, programmed weekly by a DTMF code on
the internal RTC clock
 Option to prolong a call with * or #;
 Option to connect two independent electronic locks, to open doors
 Potential to use up to 8 relay modes (for an additional bell, gradual
door opening etc.);
 Two codes to disconnect the Door Entry System from a phone;
 Two codes to open doors from the phone for 1-impulse and two codes
for 2-impulse;
 3 x 6 code locks for each relay (password from door buttons);
 Can be connected electrically secure lock on the first switch (serial
activation code)
 Option to connect an exit button
 Option to disconnect a call by the repeated pressing of a button;
 Option to switch on a 'baby call' regime (no number dialling);
 Option to switch on a regime to suppress the DTMF connection from
the microphone;
 Option to switch on a 'ticking' into a call to announce another call;
 Option to switch on acoustic signalling for relay connection;
 Option to set the number of rings before connecting a call;
 Programmable parameters for tone options Flash length and Pause
length;
 Programmable parameters for acoustic signalisation;
 Programmable parameters for tone detection;
 Electronic volume setting without the need to open the front cover;
 Option to power from an internal 12V supply (replaces Best Box)
 Easy setting HW with the help of a DIP switch;
 Several firmware options;
 Programmable with PC, via USB cable, and remote DTMF
programming;
 Integrated regulated heating of the PCB;
 Switchable name tag lighting;
 Unit earthed for better protection against static electricity
A-VarioBell – User and service manual
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