NY Wholesale Intercom DT-DBC4A Specsheet
Product Information
DT Accessories
DT-DBC4A1
DESCRIPTION FEATURES
2-wire system branch controller with four
outputs.
DIMENSION
89
45
The copyright will be reserved to make any modications without notice. version: 2015.10
DBC4A1
70
• 4 outputs branch controller;
• For multi door stations input(max.4);
• Separate isolation protection;
• Short-circuit indication;
• Periodic self-detection.
DT Accessories
DT-DBC4A1
Impedance
switch
OFF
ON
DT-DBC4A1
4 Branch Controller
POWER IN-USE
IN-USE
POWER
OUTPUT
A B C D
BUS
2-WIRE SYSTEM
RISER
BUS
Impedance
Switch
OFF
ON
Output Output
BUS
A
B C D
PARTS AND FUNCTIONS SPECIFICATION
IN-USE: Status indicator,it will light up when
receives signal.
POWER: Working indicator,it will light up when
plugs in power supply.
Impedance Switch: Video match switch,the
last DBC4A1 at the end of the bus should set
ON to match the video impedance,the power
indicator will turn to orange after setting.
Power supply: DC20~30V
Temperature: -100C~+400C
Wiring: 2 wires (non-polarity)
Dimension: 89*70*45mm
Bus: Input port,bus connection port.
A,B,C,D: Output port,connect to indoor moni-
tors or door stations.
The copyright will be reserved to make any modications without notice.The copyright will be reserved to make any modications without notice. version: 2015.10
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