N o t e, Connecting to power, Resistance of copper wire [at 20 ℃ (68˚f) – KT&C KPC-ZA180NH User Manual
Page 11
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6 . I n s t a l l a t i o n
• Connect the power once the installation is complete.
• When connecting to the power source, make sure the polarity of the power adapter
is correct.
• Use a DC12V/500mA power source for the camera.
N O T E
Connecting to Power
Connect the power cable to the camera's power in as shown in the figure below
• As the voltage drop according to the length of the cable in the above table, a
camera may malfunction if there is an excessively long cable run.
• Voltage drops in the above table are variable according to types of cable
manufacturer.
Resistance of copper wire [at 20
℃
(68˚F)]
Copper wire size
(AWG)
#24
(0.22
㎟
)
#22
(0.33
㎟
)
#20
(0.52
㎟
)
#18
(0.83
㎟
)
Resistance(Ω/m)
0.078
0.050
0.030
0.018
Voltage Drop(V/m)
0.028
0.018
0.011
0.006
1 2
1 3
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