Commax DR-3PK - Page 5

5
4. Specification
specification
Model
DR-3PK
Power source
Wiring(household)
Door phone 3Wires(polarity), Adaptor 2Wires(Polarity)
Call mode Duplex
Workable temperature
-10℃
(tested up to -40
℃
) +50
℃
Dimension(mm)
59(W) x 164(H) x 42.1(D)
Weight(g)
400g (B/K included)
Warranty Period
Environment Condition
Storage Temperature
Storage Humidity
1 year
-40 °C to 50 °C
Less than 90 %
12V (supplied from the door phone)
12V (Adaptor : 'RF-1A')
Power consumption
Standby : 0.7 W , Max : 3W
Distance
Househole door phone : 30m
(Ø 0.5 - Line Impedance: 3ohm)
※ Caution
This product requires a 12V power supply, please use RF-1A adapter.
(If you use another adapter, It can hear the noise, In this case, you can use the product components as below
picture, Please connect product GND with external FG(Frame ground) so, It can reduce the noise of adapter.)