Installation, Relocation, Storage, And Connection - NEC US40a User Manual

Installation, Relocation, Storage, and Connection

Do not install US40a in any place other than specified.
Do not install US40a in the following places or any place other than specified in this
Guide. Failure to follow this instruction may cause a fire.
a dusty place
■
a humid place such as near a boiler
■
a place exposed to direct sunlight
■
an unstable place
■
Do not use US40a in the place where corrosive gases exist.
Make sure not to locate or use US40a in the place where corrosive gases (sodium
chloride, sulfur dioxide, hydrogen sulfide, nitrogen dioxide, chlorine, ammonia, ozone,
etc.) exist.
Also, do not set it in the environment where the air (or dust) includes components
accelerating corrosion (ex. sulfur, etc.) or conductive metals. There is a risk of a fire
due to corrosion and shorts of an internal printed board. Ask your service
representative for a place appropriate to US40a if you have any questions about the
environment.
CAUTION
v