Based on 15V/2A (Adaptor specification)
Distance between lobby phones is within
10M when connecting 2 lobby phones
Based on 15V/2A (Adaptor specification)
Distance between lobby phones is within
10M when connecting 2 lobby phones
Door camera
Door camera
Door camera
Door camera
15V/ 2A
Adapter specification (Based on 1 set)
Additional Adapter
Installation
1. Able to connect 2 lobby phones(when distance of
each lobby phone from adaptor is with in 10M)
2. Need to add Adaptor when install lobby phone
1 set + more than 20 sets of interphone.
Additional adaptor is required to install for
every additional 20 interphones.
<Back side of lobby phone>
CNT14
①
①
①
①
CNT12
CNT14
①
①
①
①
CNT12
Multiple Apartment System Line
(Common wire)
Terminal Box
Multiple Apartment System Line
(Common wire)
Terminal Box
Guard
master
5 wires for interphone wiring
(Powered by lobby phone)
1)
DC+15V~18V
3) GND
4) VOICE 1
5) VOICE 2
7) DATA
8) Automatic Door +12V
9) Automatic Door GND
8) Automatic Door +12V
9) Automatic Door GND
8) Automatic Door +12V
9) Automatic Door GND
8) Automatic Door +12V
9) Automatic Door GND
GND/Voice 1/Voice 2/DATA (4 wires)
polarized IV 0.8mm and above can be used
Power (+18V/GND) (2 wire) polarized IV 1.2mm and
above can be used
Video signal/GND use coax cable: Use 5C-2V
GND/Voice 1/Voice 2/DATA (4 wires) polarized IV
0.8mm and above can be used
Power (+15V/GND) (2 wire) polarized IV 1.2mm
and above can be used
Guard
master
4
5
Wiring Diagram
Wiring Diagram
OUTPUT
INPUT
INPUT
INPUT
OUTPUT
Coax cable
UTP
Coax cable
OUT
PUT
OUT
PUT
INPUT
Maximum 3 sets of lobby phone can be added.
4
4
4
4
DVR
15V/ 2A
<Back side of lobby phone>
Door camera
Door camera
Door camera
Door camera
①
①
①
①
①
①
