Dahua ECA3A1, Installation Manual

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Installation Manual
IV
power cable immediately if there is water or other liquid falling into the Camera. And contact
your local retailer or after-sale service center. Avoid seawater or rain eroding the Camera.

Avoid the lens aiming at intense light source, including sunlight, and incandescent light;
otherwise the lens might be damaged.

Clean the enclosure with soft cloth. To remove the dirt, you can dip the soft cloth in proper
detergent, wring the soft cloth out, and then dry the enclosure with soft cloth. Do not use
gasoline, paint thinner, or other chemicals to clean the enclosure; otherwise it might result in
enclosure transfiguration or paint flake. Avoid long time touch between the plastic or rubber
material and the enclosure; otherwise it might result in device damage and paint flake.

It is recommended to use the Camera with a lightning-proof device for better lightning-proof
effect.

Before installing the Camera, you need to confirm the salt spray tolerance level. Do not install
the Camera in an environment with higher salt spray level than the Camera can tolerate. There
are three salt spray tolerance levels of cameras.
Cameras with higher salt spray tolerance level can be installed in an area within 1500

meters by the sea, or offshore platform.
Cameras with medium salt spray tolerance level can be installed in an area 1500 meters

away from the sea.
Cameras not salt spray tolerant can only be installed in an area 3000 m away from the sea.


For the Camera that supports laser, do not aim the laser directly at eyes. And keep a proper
distance from the flammable to avoid fire.

Power off the Camera and disconnect the power cord immediately if there is any smoke,
disgusting smell, or noise from the Camera. And contact your local retailer or customer service
center.

We will assume no responsibility for any problems (such as water intrusion or loose cables)
caused by unauthorized modifications, disassembly or repair, incorrect installation or use, and
overuse of certain components.
Requirements for Installation and Maintenance Personnel

Have certificates or experiences related to installation and maintenance of the closed-circuit
television (CCTV), and have certificates related to working at height.

Have basic knowledge and installation skills of CCTV system.

Have basic knowledge and operation technique for low-voltage wiring and low-voltage
electronic circuit connection.

Have the ability to read and understand the manual.

Have explosion-proof related certificates.
Requirements for Lifting the Camera

Select appropriate tools to lift the Camera.

Make sure that the selected tools reach the installation height.

Make sure that the selected tools have high safety performance.