5
2. PRE-OPERATION PROCEDURES
Installation Precautions & Preparations
WARNING!
1. Equipment MUST always be grounded properly.
Always connect power cable to a grounded outlet to prevent electric shock from power surges.
Never connect ground wire to gas lines, water pipes, telephone grounding lines or lightening
rods. Doing so may result in fire or electrical shock.
Do not use branched outlets or extension cords, which may cause power cable to overheat
and/or catch fire.
2. Choose an appropriate installation site.
●
Do not install DC series unit:
・
where flammable or corrosive
gases/fumes will be generated.
・
where external temperature will exceed
35ºC, will fall below 5ºC or will
fluctuate.
・
in excessively humid or dusty locations.
・
where there is constant vibration.
・
where power supply is erratic.
・
in direct sunlight or outdoors
Install DC unit in a location with sufficient space, and venilation as specified as below.
More than
20cm
More than
20cm
Front side
More than 40cm
3. Install in a location free of flammables and explosives.
●
Never install near flammables or
explosives. This unit is NOT fire or blast
resistant. Simply switching the main
power switch (ELB) “ON” or “OFF” can
produce a spark, which can relay during
operation, causing a fire or explosion
when near flammable or explosive
fluids, chemicals or gases/fumes.
See “List of Hazardous Substances”
(P.28).
Main
Unit
Summary of Contents for DC401
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