Sierra Wireless AirLink FXT Series, Руководство пользователя, Страница: 115 / 136

WA_DEV_FEX20_UGD_002 Rev 002 April 26, 2010 115
Fastrack Xtend User Guide
Reliability Standards: Compliance and
Recommendations
16.3.2.4. Thermal Resistance Cycle Stress Test
The following tests the Fastrack Xtend
‟
s resistance to extreme temperature cycling.
Table 84: Thermal Resistance Cycle Stress Tests
Designation Condition
Thermal Shock Test
TSKT
Standard: IEC 60068-2-14
Special conditions:

Upper temperature: +90°C

Lower temperature: -40°C

Rate of temperature change: 30s

Number of cycles: 200

Duration of exposure: 30 minutes

Recovery time: 3 hours
Operating conditions: Un-powered
Duration: 72 hours
16.3.2.5. Mechanical Resistance Stress Tests
The following tests the Fastrack Xtend ‟ s resistance to vibrations and mechanical shocks.
Table 85: Mechanical Resistance Stress Tests
Designation Condition
Sinusoidal Vibration Test
SVT1
Standard: IEC 60068-2-6, Test Fc
Special conditions:

Frequency range: 10Hz to 1000Hz
 Displacement: ±5mm (peak)

Frequency range: 16Hz to 62Hz
 Acceleration: 5G

Frequency range: 62Hz to 200Hz
 Acceleration: 3G

Frequency range: 200Hz to 1000Hz
 Acceleration: 1G

Sweep rate: 1 oct/min.

Test duration: 20 cycles

Sweep directions: X, Y and Z
Operating conditions: Un-powered
Duration: 72 hours
Random Vibration Test Standard: IEC 60068-2-64