4.
HANDLENG AND NOMENCLATURE
..
MELSEC-A
4.4
Maintenance
Except for the brightness control, the A8PUE has no components which
require inspection
or
replacement.
Rules for storing the A8PUE:
(1)
Do
not store the A8PUE
in
the following environments:
Where ambient temperature
is
outside the range of
-20
"C
to
70
"C.
0
Where ambient humidity is outside the range of
10
to
90
O/O
RH.
0
Where condensation occurs due
to
sudden temperature changes.
0
Anywhere the A8PUE might be exposed
to
wind, rain,
or
the direct
Anywhere with excessive amounts of conductive powders (such as
sunlight.
dust, dirt, and iron filings)
or
corrosive gases, oil mist, and salt.
(2)
When storing, make sure the protective cap is on the
RS-422
connector
on the rear side of the A8PUE.
(3)
When storing, make sure the cover is
on
the
RS-422
connector on the
right side of the A8PUE.
4-6
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