67009600-EN - Edition 2015 - Rev. 1.0
26
VX2300 Digital System - “2 Wire” Audio/Video Door Entry System
VX2300 Digital System - Installation handbook
VIDEOMONITOR CONNECTION BOARD ART. 5980
SIGNALS ON CONNECTION TERMINALS
Terminal
Signal
Description
1
GND
Ground
2
BUS1
Bus input
3
C
Dry contacts relay common contact (during a conversation, keep pressed the button
for more
than 3 seconds to enable the internal link between terminals “3” and “5” – the link remains until the
button remains pressed) Max 50Vdc @ 100mA
4
BUS2
Bus input
5
NO
Dry contacts relay common contact (during a conversation, keep pressed the button
for
more than 3 seconds to enable the internal link between terminals “3” and “5” – the link remains
until the button remains pressed) Max 50Vdc @ 100mA
6
DOL
Auxiliary LED power supply input (+12Vdc)
7
DOL
Auxiliary LED power supply input (ground)
8
GND
Ground
9
GND
Ground
10
LB
Local bell input (active low)
11
GND
Ground
12
13
14
+VAUX
Auxiliary power supply input (to be used when the switch 4 of SW3 is set to ON)
15
16
17
18
AL
Alarm input (not implemented yet)
19
AL-LB_GND
Ground output for use in combination with “AL” & “LB” active low inputs
20
SPECIFICATION
Housing/Mounting:
3600 Series Videophones / mounting plate plus connection board
Push buttons:
Yes, 3
Programming:
Yes, carried out by the buttons and the dip-switches located on the rear of the videophone
Controls:
Call tone volume, brightness and hue
Power Supply:
Supplied by the BUS line
Power Consumption:
Standby: 0.9mA
Operating: 175mA
Working Temperature:
-10 +50 °C
Art. 3686
Digital videophone