AXISP3915–RNetworkCamera
TechnicalSpecifications
DigitalInput3Connecttopin1toactivate,orleaveoating(unconnected)
todeactivate.
0tomax30VDC
DigitalOutput4Connectedtopin1whenactivated,oating(unconnected)
whendeactivated.Ifusedwithaninductiveload,e.g.arelay,
adiodemustbeconnectedinparallelwiththeload,for
protectionagainstvoltagetransients.
0tomax30VDC,opendrain,
100mA
12 V max 15 mA
1
2
3
4
PerformanceConsiderations
Whensettingupyoursystem,itisimportanttoconsiderhowvarioussettingsandsituationswillaffectperformance.Somefactors
affecttheamountofbandwidth(thebitrate)required,otherscanaffecttheframerate,andsomeaffectboth.Iftheloadonthe
CPUreachesitsmaximum,thiswillalsoaffecttheframerate.
Thefollowingfactorsareamongthemostimportanttoconsider:
•Highimageresolutionand/orlowercompressionlevelsresultinimagescontainingmoredata.Bandwidthaffected.
•AccessbylargenumbersofMotionJPEGand/orunicastH.264clients.Bandwidthaffected.
•Simultaneousviewingofdifferentstreams(resolution,compression)bydifferentclients.Effectonframerateand
bandwidth.
•AccessingMotionJPEGandH.264videostreamssimultaneously.Framerateandbandwidthaffected.
•Heavyusageofeventsettingsaffecttheproduct’sCPUload.Framerateaffected.
•Heavynetworkutilizationduetopoorinfrastructure.Bandwidthaffected.
•Viewingonpoorlyperformingclientcomputerslowersperceivedperformance.Framerateaffected.
60