Confidential
Chapter
1
Before
Installation
RF4402d Series Installation Manual v1.0
7
Copyright © 2018, All Rights Reserved.
Cautions for Installation
Observe the following safety instructions when installing the system:
Installation shall be in accordance with the applicable local electric codes.
Before Installing
Post warning signs in areas where high-voltage cables are installed.
Post ‘off limit’ signs in areas where accidents are most expected.
With guardrails or fences, block open areas such as connecting parts, roof, and
scaffold.
Install the system in the Restrict Access Area.
While Installing
The system power must be cut off before installing.
Make sure RF Power Feeding Off when connecting TMA.
Be careful not to damage or scratch the boards mounted on the system and the
cables among the boards when the system is transported or installed.
Make sure the power switch of power supply is off when installing the system.
Installing the system with power switch on may cause system damage or fatal
human injury when cables are not correctly connected.
Make sure that worker wears protection gloves and goggles to prevent damage
from debris while drilling holes in a wall or ceiling.
Do not wear accessories such as watches and rings in order to prevent electrical
shock.
Never allow foreign substances to be inserted into unused ports by covering them
with a cap.
To prevent foreign substances, outdoor air and moisture from entering the cable
inlet (including cable gland and conduit), finish it as follows:
- Unused inlet
Use the hole finishing materials including cap and rubber packing.
- Cable-installed inlet
After cable installation, block any space in the inlet with tape, compressed sponge,
rubber packing, and silicon.
