Provision-ISR SA-16200AHD-1 Manual de usuario descargar pdf (Pagina 79)

AHD DVR User Manual

AppendixB:CalculateRecordingCapacity

YoucancalculatethesizeofharddiskaccordingtothestoragetimeandNVRrecordingsettings.Theformula

isasfollowsinfullframeratecondition.Usedspaceperhour(MB/h)=Bitrate(kbps)÷8×3600÷1024.The

belowarethedetailsatdifferentsettings.



Resolution FrameRate BitRate(kbps) UsedSpace(MB/h)

3MP

1080P

30fps(NTSC)

12M 5400

8Mb 3600

7Mb 3150

5Mb 2250

4Mb 1800

720P

1080P

3MP

30fps(NTSC)

15fps(NTSC)

6Mb 2700

4Mb 1800

2Mb 900

1Mb 450

256Kb 113

960H 30fps(NTSC)

2Mb 900

1.5Mb 675

512Kb 225



Thecalculationformatis:TotalRecordingcapacity=Usedspaceperhour(MB/h)(coveragerateofharddisk)

×recordingtime(hour) ×channelnumbers

Forinstance,onecustomersetsresolutionto1080P,framerateto15fps,bitrateto4Mandenablestotal4

channels.Hewantstheunittorecordcontinuouslyin

amonth.Belowisthecalculation:

Total Recodingcapacity=900(mb/h)X24(hours/day)X30(days)X4(channels)=2592000(MB)=2531.25(GB)

Therefore,customersjustinstalloneSATAHDDswith3TB,itcanalmostrecordforonemonth.



AppendixC:CompatibleDevices

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Provision-ISR SA-16200AHD-1 Manual de usuario Pagina 79