CONNECTIONS
A. WV-BP330 (120V AC 60Hz)
Connect the power cord to an electrical outlet of 120V AC 60Hz.
B. WV-BP332 (12V DC)
Connect the power cord to the DC 12V IN terminal on the rear panel of the
@ !
12 V DC
(10.5 V - 16 V)
Resistance of copper wire [at 20°C (68°F)]
Copper wire | #24 | #22 | #20 | #18 |
size (AWG) | (0.22mm2) | (0.33mm2) | (0.52mm2) | (0.83mm2) |
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Resistance | 0.078 | 0.050 | 0.030 | 0.018 |
Ω/m |
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Resistance | 0.026 | 0.017 | 0.010 | 0.006 |
Ω/ft |
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•Calculation of maximum cable length between camera and power supply :
10.5V DC ≤ VA − (R x 0.42 x L) ≤ 16V DC
L : Cable length (meters)
R : Resistance of copper wire (Ω/meters)
VA : DC output voltage of power supply unit
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| VA − 12 | |||
L standard = |
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| 0.42 x R | |||
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| VA − 16 | |||
L minimum = |
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| 0.42 x R | |||
| VA − 10.5 | ||||
L maximum = |
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| (meters) |
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| 0.42 x R | |||