3.4
Install Outdoor Antenna
The outdoor antenna can be divided into directional outdoor antenna and
all-directional outdoor antenna. The all-directional antenna can be directly installed
onto the main unit. Install the direction antenna through the following steps.
1. Make sure the directional antenna is protected by lightning arrester. If there is no
lightning arrester nearby, a lightning arrester shall be installed at the top of hold pole.
2. Install the pole at top of building by mounting to the wall or the concrete post. Make
sure the pole is vertical to the group.
3. Properly ground the hold pole by using 40mm×4mm flat steel to connect the pole to
the lightning protection ground mat, and make sure the joint between flat steel and
ground mat is rustless.
4. According to the installation guide for directional antenna, use the mounting
bracket to mount the directional outdoor antenna onto the hold pole, and then adjust
the angle, as shown below:
Install the directional outdoor antenna
2. Mount the all-directional outdoor antenna onto the hold pole.
Pay attention to the following precautions when installing the all-directional outdoor
antenna:
1. When installing the all-directional antenna, the lightning arrester must not be
directly welded onto the hold pole (there mustn't be any metallic object within 1m
