Specifications

MIL-STD-1472E
5.8.4.1.1.4 Jvlotion m
In
order to prevent motion sickness, very low frequency
vibration
should not exceed the &its of F@re 44.
5.8.4.1.2 J3uild~
Buildings intendedfor occupationby humansshould be
designedlocated to control the @ankmi@onof wholebodyvibrationlevels that are acceptable to the
occupantsas
specified by ISO 2631.
5.8.4.2 _nt Y~tio Q Where wholebodyvibrationsof the human operator or parts of
the bodyare not a factor,equipmentoscillations shouldnot impairhuman performancewith respect
to control manipulationsor the readabilityof numeralsor M&era.Equipment vibrationsin the
shaded area of the uppercurve of Figure 43, shouldbe avoided.
MfSEC2
&
10.0
9,0
8.0
7.0
6.0
5.0
4.0
3.0
2.0”
&
0.5
0,4
1
1.00
0.800
1-
0.630
~ 0.500
-0.400
-0.315
-0.260
-0.200
10 PERCENT SICK
-0.16
-Q
~
0.12
1f2
HOUR
O.mo
/
0.080
I
HOUR
0.063
HO; RS
0.050
t
0.040
~4
HOtRS
HOURS
0.3
+
0.0315
1-0.025
o.?
-1
0.020
t
0.016
}00175
0,1
-!
1 t 1
,
_-3 L——_l— ..--~-l.. __L_L.. !
0.05
0.0630“080.100”i250.1~c”200.250’3’50400“50063 “8°1.0
CENTER FREQUENCY L)FTt+lR0J3CTAVE BAND In Hz
i I{J i jk I; W. ‘]”ht’ W percent motion s~cknws prOkCtk)n hnlJt.$ for tlunlan exposure
(0 very low freqnfmcy vibr;]tirm