4
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.
FO100CR/200CR/300CRmodel is the 115V single phase mode. Be sure to connect this
model to the specific power switchboard or receptacle for 115V.
FO110CR/210CR/310CR/410CR/510CR model is the 220V single phase mode. Be sure to
connect this model to the specific power switchboard or receptacle for 220V.
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 exceeds 35
C.
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 30cm
Front side
More than 30cm
(also the reverse side)
More than
1m
5
2
cm