VIVOTEK
User's Manual - 11
If you are not using the junction box, use putties to seal the cable joints for water-proong.
Connect the ground wire to a grounded earth rod with a resistance smaller than 4Ω, with a
section area larger than 25mm
2
, to a ground rod 1.5 meters into the ground.
You can also caulk the peripherals of the camera bracket if the junction box is not in use.
NOTE:
The ground wire is user-supplied.
3M 2151 series
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