
Chapter
Temperature and Humidity Operation Standards
53
Temperature and Humidity Operation Standards
The following table lists the computer room temperature and humidity specifications for rp24xx servers.
NOTE Operating ranges refer to the ambient air temperature and humidity measured at the cabinet
cooling air intake vents.
Temperature and Humidity Specifications
Parameter
Maximum
Non-Operating
Range
Recommended
Operating
Range
Maximum
Operating
Range
Rate Of Change
(per hour)
Temperature
a
a. At altitudes up to 3,000 meters.
-40
o
C to +65
o
C
(-40
o
F to 149
o
F)
20
o
to 25
o
C
(70
o
to 77
o
F)
5
o
C to 39
o
C
(41
o
F to 102
o
F)
10
o
C (50
o
F) R
b
20
o
C (68
o
F)N
c
20
o
F (-7
o
C)R
b
30
o
F (-1
o
C)N
c
b. Repetitive.
c. Non-repetitive.
Operating
Humidity
5% to 90%,
non-condensing
at 25
o
C (77
o
F)
40% - 50%,
non-condensing
at 25
o
C (77
o
F)
15% - 80%,
non-condensing
at 25
o
C (77
o
F)
30% RH/hour
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