Reference Guide

15
Chapter 2 Installation Preparations
Introduction
This chapter introduces the preparations before installing the Hillstone A200-Series device,
including the installation site environment requirements. This chapter includes the following
sections:
Installation Site Environment Requirements
The A200-Series device is designed for indoor use. To ensure the normal operation and to prolong
the service lifetime, the installation site must meet the requirements below.
Temperature/Humidity Requirements
The ambient temperature and relative humidity in the installation site should be maintained at
acceptable levels. The requirements are shown as below:
Item
Requirements
Ambient Temperature
When the device is working, the requirement is
between 0℃ and 45℃;
When the device is being stored, the requirement is
between -10℃ and 50℃.
Relative Humidity
5%-90%, non-condensing
Clearness Requirements
It is required that there are no explosive, conductive, magnetic, and corrosive dusts in the
installation site. The dust concentration requirement in the equipment room is shown as below:
Mechanically
Active
Substance
Unit
Concentration
Dust Particle
Particles/m
3
≤3×10
4
(No visible dust on tables within 3
days)
Note: Diameter of dust particle ≥5μm
ESD Prevention
To prevent electrostatic discharge (ESD) damage, ensure that: