67009600-EN - Edition 2015 - Rev. 1.0
15
VX2300 Digital System - “2 Wire” Audio/Video Door Entry System
VX2300 Digital System - Installation handbook
Art. 3181
Digital intercom for VX2300 2 Wire System
NUMBER OF RINGS
The number of rings can be set to 3 (factory preset) or 6. To change the number of rings proceed as follow:
• Disconnect the power supply from the system;
• Short the terminals “LB” and “GND”;
• Reconnect the power supply to the system checking the privacy on LED and then remove the short between terminals “LB” and “GND”;
• The number of LED flashes will be 1 for 3 rings or 2 for 6 rings.
Each time this operation is carried out the number of rings is switched between the values 3 and 6.
SIGNALS ON CONNECTION TERMINALS
BUS
BUS connection terminals
BUS
LED
–
Door open LED ground signal input
LED+
Door open LED power supply input (+12Vdc)
GND
Ground signal
GND
Ground signal
AL
Alarm input (not implemented)
LB
Local Bell contact (put a push button between this
terminal and the relevant GND terminal)
SPECIFICATION
Housing/Mounting:
3000 Series Intercoms / direct wall
mounting
Push Buttons:
Yes, two
Programming:
Yes, carried out by the dip-switches
inside the intercom
Controls:
Call tone volume and privacy ON-OFF
switch
Power Supply:
Supplied by the BUS line
Working Temperature:
-10 +50°C