5
Before Using this unit
Requirements for Installation
WARNING!
1. Always ground this unit
•
Connect the power plug to a receptacle with grounding connectors.
•
Do not forget to ground this unit, to protect you and the unit from electrical shock in case of
power surge. Choose a receptacle with grounding connectors as often as possible.
•
Do not connect the grounding wire to a gas pipe, or by means of a lightning rod or telephone
line. A fire or electrical shock will occur.
2. Choose a proper place for installation
•
Do not install this unit in a place where:
♦
Rough or dirty surface.
♦
Flammable gas or corrosive gas is generated.
♦
Ambient temperature bellow 5
℃
or above 35
°
C. (CA300)
♦
Ambient temperature bellow 5
℃
or above 30
°
C. (CA800)
♦
Ambient temperature fluctuates violently.
♦
There is direct sunlight.
♦
There is excessive humidity and dust.
♦
There is a constant vibration.
•
Install this unit on a stable place with the space as shown below.
More than
20cm
More than
20cm
Front side
More than 40cm
3. Do not use this unit in an area where there is flammable or explosive gas
•
Never use this unit in an area where there is
flammable or explosive gas. This unit is not
explosion-proof. An arc may be generated
when the power switch is turned ON or OFF,
and fire/explosion may result.
•
To know about flammable or explosive gas
refer to page22 “List of Dangerous
Substances”.
Main
Unit
