
2. HARDWARE
B–63465EN/01
60
The peripheral units and the control unit have been designed on the
assumption that they are housed in closed cabinets. In this manual
“cabinet” refers to the following:
D Cabinet for housing the control unit or peripheral units;
D Operation pendant for housing the control unit or operator’s panel.
D Equivalent to the above.
The environmental conditions when installing these internal cabinets
shall conform to the following table.
Ambient
In operation 0_Cto 55_C
temperature
In store or transportation –20_C to +60_C
Relative humidity 30% to 95% (no condensation)
Vibration
In operation : 0.5G or less/
In store or operation : 1.0G or less
Environment
Inter of units: Each unit should be placed in a cabinet to
keep it from pollutants (such as dust, coolant, organic
solvents, acid, corrosive gas, and salt).
Heat sink of outer of cabinet: The heat sinks should be
protected from direct exposure to coolant, lubricant, and
metal chips.
Radiation
(ionizing or nonion-
izing)
If a unit is to be used in an environment where it is likely
to be exposed to radiations (such as microwave,
ultraviolet rays, laser beams, and X–rays), a shielding
provision should be available for it.
Height above sea
level
In operation : Up to 1,000 m
In store or operation : Up to 12,000 m
2.9
ENVIRONMENTAL
REQUIREMENTS