HUAWEI MG323 GSM M2M Module
Electrical and Reliability Features
Issue 06 (2013-06-13)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
43
Item Test Condition Standard
Condensation test Temperature: –40º ±2°C
Time for keeping condensed: 2 h
Recovery temperature: 25ºC±2°C
Recovery time: 5 min
Repetition times: 6
IEC60068
Dust test Dust density: 2 kg/m
3
Dust type: dry talcum powder
Size requirement: < 75 µm
Duration: 8 h
IEC60068
Salty fog test Temperature: 35°C
Density of the NaCl solution: 5±1%
Spraying interval: 8 h
Duration of exposing the module to
the temperature of 35°C: 16 h
IEC60068
Sun exposure Radiation strength: 1120 W/m
2
Duration: 20 h
Repetition time: 3
IEC60068
Sine vibration Frequency range: 5 Hz to 200 Hz
Acceleration: 10 m/s
2
Frequency scan rate: 1 oct/min
Test period: 3 axial directions. Five
circles for each axial direction.
IEC60068
Shock test Half-sine wave shock
Peak acceleration: 300 m/s
2
Shock duration: 11 ms
Test period: 6 axial directions. One
shock for each axial direction.
IEC60068
Clash test
Half-sine wave
Peak acceleration: 180 m/s
2
Pulse duration: 6 ms
Repetition time: 6 directions. 1000
times for each direction.
IEC60068
