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2 CHARACTERISTICS
CHARACTERISTICS
SPECIFICATION
2.12
ENVIRONMENTAL
ADDITIONAL INFORMATION
The environmental data mentioned in this manual are based on the results of the manufacturer's
checking procedures. Details on these procedures and failure criteria are supplied on request by
the PHILIPS/FLUKE organisation in your country, or by PHILIPS, INDUSTRIAL AND ELECTRO
ACOUSTIC SYSTEMS DIVISION, EINDHOVEN, THE NETHERLANDS.
Meets environmental
requirements of
Temperature:
operating
min. low temp.
max. high temp.
non operating (storage)
min. low temp.
max. high temp.
Maximum humidity:
operating and non-operating
(storage)
Maximum altitude:
operating
non-operating (storage)
Vibration (operating):
freq. 5...15 Hz
sweep time
excursion (p-p)
max. acceleration
freq. 15...25 Hz
sweep time
excursion (p-p)
max. acceleration
freq. 25...55 Hz
sweep time
excursion (p-p)
max. acceleration
resonance dwell
2.12 ENVIRONMENTAL
MIL-T-28800D Type III
Class 5, Style E
+35 °C
— 20°C
+71 °C
80 % relative humidity
4,5 km (15 000 feet)
12 km (40 000 feet)
7 min
1,5 mm
7 m/s* (0,7 x g)
3 min
1mm
13 m/s* (1,3 x g)
5 min
0,5 mm
20 m/s* (2 x g)
10 min
MIL-T-28800D par. 3.7.2.3 tested
cf. par. 4.5.5.1.1
MIL-T-28800D par. 3.7.2.4 tested
cf. par. 4.5.5.1.1
MIL-T-28800D par. 3.7.2.3 tested
cf. par. 4.5.5.1.1
MIL-T-28800D par. 3.7.2.4 tested
cf. par. 4.5.5.1.1
MIL-T-28800D par. 3.7.2.2 tested
cf. par. 4.5.5.1.1
No condensation on instrument
when operating
MIL-T-28800D par. 3.7.3 tested cf.
par. 4.5.5.2
Maximum operating temp. derated
.
3 °C for each km (for each 3000
feet) above sea level
MIL-T-28800D par. 3.7.4.1 tested
cf. par. 4.5.5.3.1
At 15 Hz
At 25 Hz
At 55 Hz
At each resonance freq. (or a 33
Hz if no resonance was found).
Excursion cf. 21.06.01 to 21.16.03.
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