Tektronix ECO422D, Инструкция по эксплуатации, Страница: 59 / 128

Specifications
ECO422D SD/HD Changeover Unit Instruction Manual
3- 7
Table 3- 5: Environmental characteristics
Characteristics Supplemental information
Temperature
Nonoperating
Operating
--40
_
C to +65
_
C
0
_
C to +40
_
C.
Altitude
Nonoperating
Operating to 12,192 meters (40,000 feet)
to 2,000 meters (6,562 feet).
Humidity 5 -- 95% humidity, noncondensing
Vibration
Operating
Nonoperating
From 5 to 350 Hz: 0.0002 g
2
/Hz Acceleration
Power Spectral Density (APSD).
From 350 to 500 Hz: --3 dB/Octave Slope.
At 500 Hz: 0.00014 g
2
/Hz APSD.
0.31 overall GRMS.
10 minutes/axis.
From 5 to 100 Hz: 0.020 g
2
/Hz (APSD).
From 100 to 200 Hz: --3 dB/Octave Slope.
From 200 to 350 Hz: 0.010 g
2
/Hz APSD.
From 350 to 500 Hz: --3 dB/Octave Slope.
At 500 Hz: 0.007 g
2
/Hz APSD.
2.46 overall GRMS.
10 minutes/axis.
Shock (nonoperating) Half Sine Wave Shock levels: 50 g’s (instru-
ment), 11 msec duration, 3 shocks per
direction.
Transportation Qualified under NTSB Test Procedure 1A,
Category II (24-inch drop).
Vehicle Vibration (Random Vibration) Vibrate along all three axes at an overall
vibration level of 1.33 GRMS. One hour per
axis.
Second Manual Handling (Shock) Drop on all sides once from a height of
24 inches. Drop on the bottom from a height
of 48 inches.