Specifications

M~STD-1472E
b. Thelegend shall belegible with orwithout internal illumination.
c. A lamp test or dual lamp/ftient reliability shall be providedfor switch~ if tie mean time
betweenfailure is less than 100,000hrs.
d. Lamps within the legend switch shall be replaceablefromthe front of the panel by hand and
the legends or covers shall be kyed to preventthe possibilityof interchanging the legend
covers,
e. A legendplate shall not containmore than threeIine$of lettering.
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BARRIERS
Siu
DISPLACEMENT
RESISTANCE
Elw
Bd
Minimum
I*mun”
5 Iwn””
3mn Sm.11
(W4 Id
28 N--o
nn id {1/6 h.)
13/16 In.1 110 Ot.1
M6xlmum Scllm
6 mm
6 mm enw-n’”
16.7 N
lbt/2 Id
11/4 18!.1
[1!4 h.) {114 lrd
(60 CIL1
. lSmm (5/8 in, ) wham swllch I* not tiotawd blow tha D. MI.
FIGURE 14. Lcgund SW’it&
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