Chapter 2:
Installation
Environmental Conditions
Physical Environment
This
section
lists
the
physical
and
electrical
environments
required
for
the
NCR
5932–66xx
USB
Compact
Alphanumeric
Keyboard.
Warning:
Condensation
may
occur
when
keyboard
is
transferred
from
cold
areas
to
warm
areas
during
shipment.
If
condensation
has
occurred,
ensure
that
the
keyboard
has
undergone
a
drying
process
before
its
use.
Operating Range
Condition Range
Temperature
0°C
to
50°C
(32°F
to
122°F)
Relative
Humidity
85%
Relative
Humidity
Barometric
Pressure
15.2
to
0.2
psi
up
to
a
maximum
of
9,850
feet
Storage Range
Condition Range
Temperature
Range
‐
20°C
to
60°C
(
‐
4°F
to
140°F)
Temperature
Change
15°C
(27°F)
per
hour
maximum
Humidity
Range
95%
Relative
Humidity
Transit Range
Condition Range
Temperature
Range
‐
40°C
to
60°C
(
‐
40°F
to
140°F)
Temperature
Change
20°C
(68°F)
per
hour
maximum
Humidity
Range
5%
to
95%
Relative
Humidity
2
