Specification
—DM 501A
Table
1-3
ENVIRONMENTAL*
Characteristics
1 Description
Temperature
Or'orati
nn
0"C
to
fSOM" Meets
or
exceeds M1L-T-28800B, class 5
with exix'ptions,''
Non-operating
55°C to
1
75‘'C
1
lumidity
95%
to
100% for
5
days
(derated
above 25°
C)
Meets or exceeds MIL-T-28800B, class 5.
AMitinle
Op'e.’Oiting
4.6 km
(15,000
ft) Meets or
exceeds MIL-T-28800B, class 3.
Non-operating i 15 km
(50,000
ft)
V’btetion
!
!
0.64
mm (0.025")
disp.
1
5-55-5
Hz"‘
(sine wave),
i
75 min. total.
Meets Of exceeds
MIL-T-28800B, cT.
.,
3.
Sl'icck
39
g’s (half sine)
1 1 ms
18
shocks*
'
Meets or exceeds
MIL-T-28800B, class 3.
ben.'h t lancilmg
1
< Oi’eratiiKj
j
45"
or
4"
or equilibrium*',
whichever occurs first.
Meets or exceeds
MIL-T-28800B, class 3.
E M.C.
Operating
30 Hz
to 1 GHz" Meets
or exceeds
MIL-T-28800B, class 3.
Electrical
Discharge
Operating
20
kV max."
No
MIL- T-28800 equivalent. Charge
applied
to
each
protruding area of the front
panel
excefit
the
input
connectors.
Transnnrta.tion
V;!)ration
25 mm
(1
inch at
270 rpm
for 1
hr)'
Nation.i! Safe Transit
Association
Preshipinent
Test Procedures
project:
1A-B-
! and 1A-B-2.
1 'j.oici'je
Drop
10 drops
from
3
ft
(91
cm)'
‘See Table
T4
(or
system
modifiers.
’’Wi;)! power
module.
‘Without power
module.
'’Temperature:
During
low
temperature
test M1L-T-28800B
paragraph 4.5.5.1.3
(b) lor
class
5,
steps 4 and
5
shall be perlormed
before step 2.
Also, the
instrument
shall not
be operating
during
step
6,
paragraph
4 5. 5.
1.3
(e),
class
5.
While operating,
condensed
moisture
shall not
be
present on
class 5
instruments.
Drying ol the
instrument
for this class may
be
performed in a
suitable
chamber, if
necessary.
MO