Tektronix 454A - Environmental

Temper at ur e
O p er at i ng
E l ect r omag n et i c I n t er f er e n ce
( M OD163D Onl y) As Test ed I n
MI L- 1- 6181D
Tr ans p or t at i on
Al t i t u d e
O p
er at i ng
H umi d i t y
V i b r at i on
S
h oc k
Non- Oper at i ng
R a d i at ed I nt er f er ence
Con d uct e d I nt er f er ence
Non- Oper at i ng
O p er at i ng and
St or age
O p er at i ng
O p er at i ng and
Non- Oper at i ng
C h ar act er i st i c
- 15 0 C t o +55 0 C
- 55 0 C t o +75 0 C
TA BLE 1- 2
ENV I R O NMEN TA L
P er f or mance
R a d i at e d I nt er f er ence f r om t h e i nst r u-
ment un d er t est wi t h i n t he gi ve n l i mi t s
f r om 150 kH z t o 1000 MH z .
Co nd uct e d i n t er f er e nce t h r oug h t h e
p ower cor d wi t h i n t he gi ven l i mi t s
f r om 150 kH z t o 25 MH z .
Qual i f i e d un d er N
at i onal Saf e Tr ansi t
Commi t t ee t est
pr oce d ur e 1zyxwvutsrqponmlkjihgfedcbaZYXWVUTSRQPONMLKJIHGFEDCBA ‘ wi t h ±
30- i nc h d r o p .
To 15, 000 f eet . M axi mum al l owabl e
am b
i ent t em p er at ur e d ecr eased by
1 ° C/ 1000 f eet f r om
5, 000 f eet t o
15, 000 f eet .
To 50, 000 f eet .
5 cycl es ( 120
h
our s) t o 95% ¿ r el at i ve
h umi di t y r ef er enced t o MI L- E- 16400 F .
F i f t een mi nut es al ong eac h of t he
t h r ee ma j or axes
at
±
t ot al d i s p l ace-
ment of 0 . 025 i nc h pea k t o p ea k ( 4 g' s
at 55 H z) wi t h f r equency var i ed f r om
10 t o 55 H z i n one mi nut e swee p s .
H ol d f or
3 mi nut es at 55 H z . Al l ma j or
r esonances must b e
above 55 H z .
30 g' s, 1/ 2 si ne,
11 ms d ur at i on, 2
s h
oc
k
s p er axi s eac h di r ect i on f or ±
t ot al of
12 s
h
oc k s .
S p
eci f i cat i on- 454 ‘ / R 454A
Su pp l ement al
F an at r ear ci r cul at es ai r t h r oug h out
i nst r u ment . Aut omat i c r eset t i ng t h er -
mal cut out p r ot ect s i nst r ument f r om
over h eat i ng .
F or i nst r ument s eq ui pped wi t h r un-
ni ng t i me met er s, d er at e non- oper at i ng
l ow t emper at u r e t o - 30 0 C .