Huawei MG323 manual Test Condition Standard

Page 43

HUAWEI MG323 GSM M2M Module

 

 

Hardware Guide

Electrical and Reliability Features

 

 

 

 

 

 

Item

Test Condition

Standard

 

 

 

 

 

 

 

Condensation test

Temperature: –40º ±2°C

IEC60068

 

 

 

Time for keeping condensed: 2 h

 

 

 

 

Recovery temperature: 25ºC±2°C

 

 

 

 

Recovery time: 5 min

 

 

 

 

Repetition times: 6

 

 

 

 

 

 

 

 

Dust test

Dust density: 2 kg/m3

IEC60068

 

 

 

Dust type: dry talcum powder

 

 

 

 

Size requirement: < 75 µm

 

 

 

 

Duration: 8 h

 

 

 

 

 

 

 

 

Salty fog test

Temperature: 35°C

IEC60068

 

 

 

Density of the NaCl solution: 5±1%

 

 

 

 

Spraying interval: 8 h

 

 

 

 

Duration of exposing the module to

 

 

 

 

the temperature of 35°C: 16 h

 

 

 

 

 

 

 

 

Sun exposure

Radiation strength: 1120 W/m2

IEC60068

 

 

 

Duration: 20 h

 

 

 

 

Repetition time: 3

 

 

 

 

 

 

 

 

Sine vibration

Frequency range: 5 Hz to 200 Hz

IEC60068

 

 

 

Acceleration: 10 m/s2

 

 

 

 

Frequency scan rate: 1 oct/min

 

 

 

 

Test period: 3 axial directions. Five

 

 

 

 

circles for each axial direction.

 

 

 

 

 

 

 

 

Shock test

Half-sine wave shock

IEC60068

 

 

 

Peak acceleration: 300 m/s2

 

 

 

 

Shock duration: 11 ms

 

 

 

 

Test period: 6 axial directions. One

 

 

 

 

shock for each axial direction.

 

 

 

 

 

 

 

 

Clash test

Half-sine wave

IEC60068

 

 

 

Peak acceleration: 180 m/s2

 

 

 

 

Pulse duration: 6 ms

 

 

 

 

Repetition time: 6 directions. 1000

 

 

 

 

times for each direction.

 

 

 

 

 

 

 

Issue 06 (2013-06-13)

Huawei Proprietary and Confidential

43

Copyright © Huawei Technologies Co., Ltd.

 

 

Page 42 Page 44
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Page 42 Page 44
Contents Hardware Guide Issue DateNo Warranty Creation About This DocumentHistory Version Date Chapter DescriptionsVersion Date Chapter Descriptions Updated -3 Recommended Updated .8 Audio InterfaceSpecifications of the antenna interface Contents Electrical and Reliability Features Overview IntroductionFunction Overview Feature DescriptionOverall Description About This ChapterGprs Gprs Class DRX=2DRX=5 DRX=9 SMSCircuit Block Diagram Application Block Diagram2Circuit block diagram of the MG323 module Description of the Application Interfaces B2B Connector InterfaceMin Tpy Max Pin Pin Name Description DC Characteristics NormalLedstatus ResetTermon UART1DCDVbat Power InterfaceOverview VIODCE Pin No Signal Name DescriptionVbat Interface GND VcoinVcoin Interface Power-On and Power-Off Time SequenceVIO Interface Pin for controlling power-on and power-off Power-On Time SequencePin for resetting the hardware Power-Off Time Sequence Signal Control InterfaceReset Pin for network status LED Input Signal Control PinsApplication Device Output Signal Control PinWorking or Network Status Uart Interface Pin No Signal Name Description Feature DirectionDCE data set DCE is ready DCE to DTE Ready Circuit Recommended for the Uart InterfaceDCE receive DTE transmits DTE to DCE Data Serial data DCE data DTE is ready DTE to DCE Terminal readyReset signal of the SIM card Clock signal of the SIM cardPower supply of the SIM card Data signal of the SIM cardCircuit Recommended for the SIM Card Interface Ground signal of the SIM cardAudio Interface 12External circuit for 32 Ω handsets/16 Ω headsets13External circuit for the microphone interface Antenna Interface Antenna InstallationEnvironmental Type Material Condition Coaxial Cable and RF ConnectorHuawei MG323 GSM M2M Module Hardware Guide Antenna Interface Uplink frequency range GSM 824 849 MHz RF Specifications of the Antenna InterfaceSpecification Minimum Typical Maximum Unit Value ESD Protection for the Antenna InterfaceSpecification Minimum Typical Maximum Unit Value Polarization Linear polarization Pattern Omnidirectional Specifications of the Antenna InterfaceExtreme Working Conditions Electrical and Reliability FeaturesSymbol Specification Minimum Value Maximum Value Unit External power voltageElectrical Criteria of Application Interfaces Operating and Storage Temperatures and HumiditySpecification Minimum Value Maximum Value Unit Pin No Signal NameThan 3.3 Function Signal Name Waveform Remarks LevelPower supply Voltage great drop. The Vbat power voltageLedstatu Pins 41, 43, 45, 47, and 49 are power GND ExternalPower pin VBAT=0UART1RIN UART1 UART1RDUART1DSR UART1RTS UART1DTR UART1CTS UART1DCD Parameter Minimum Value Typical Value Maximum Value Unit Power Supply FeaturesInput Power Supply Working CurrentConfiguration Working Mode Typical value Unit RemarkBand Typical Unit Test Condition Standard Reliability FeaturesConfiguration Value Up/1 Down 123Test Condition Standard ESD Test Standard Contact Discharge Air Discharge ESD FeaturesEN61000-4-2 ±4 kV ±8 kV Dimensions Mechanical SpecificationsDimensions L x W x H 35 mm x 32.5 mm x 3.05 mm 1Dimensions of the MG323 module unit mm Dimensions of the B2B ConnectorModel Stacking HRS Number Height mm 5Structure fixing hole MG323 Module Installation Description6MG323 module installation 7Machine screw dimensions Specification Selection for Fasteners8Nut dimensions 1Circuits of typical interfaces in the MG323 module Appendix a Circuits of Typical InterfacesAcronym or Abbreviation Expansion Appendix B Acronyms and AbbreviationsRTC PbcchPCB PDU
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