Instruction manual

Conguration
•Ifyoursensorsaresetuptousecommunicationchannelstoo
closetoeachother(forexample,youhavechosenchannels4,
5and6),thiswilllimitthevessel’sspeed.Thereasonforthis
istheDopplereffect.Ifthespeedistoohigh,theDopplerwill
causethetransmissionfrequenciestochangesomuchthat
theyoverlap,andthiswillcreateinterference.ThePIcatch
monitoringsystemwillprovideawarningifthisisaboutto
happen!Youmusttheneitherchangetoothercommunication
channelsfurtherapart,orreducethemaximumshootingspeed.
•Ifyouoperateatthemaximumrangeofthesensors,you
maybeabletoincreasethisrangeslightlyifyouuse
lowercommunicationchannels.Thisisbecausethelower
communicationchannelsuselowertransmissionfrequencies.
AllsensorsareprovidedfromSimradwithadefault
communicationchannel.Insomecasesyoumayndthatthe
chosenchanneldoesnotsuityouroperationalneeds,forexample
ifyouhavemorethanonesensorofanygiventype.Thisisa
decisionyouhavetomakedependingonhowmanysensorsyou
use,andhowmanyofthesethatareidentical.
Changingtheupdaterate
Itmayberequiredtochangetheupdaterateonasensor,thatis
howoftenitsendsinformationbacktothePIcatchmonitoring
system.Ahighupdateratewillgivefrequentinformation
updates,butthesensorwillusemorebatterypower.Ifyouneed
yourbatteriestolastaslongaspossible,youmustconsider
loweringtheupdaterate.
•Alowupdateratewillprovideyouwithfewerinformation
updates,butthebatterywilllastverylong.
•Ahighupdateratewillgiveyoufrequentinformationupdates,
butthebatterywillrunoutfaster.
AllsensorsareprovidedfromSimradwithadefaultupdaterate
setting.Insomecasesyoumayndthatthisupdateratedoesnot
suityouroperationalneeds.Thisisadecisionyouhavetomake
dependingonthelocalshingconditions.
PICongurator
Simradhasdevelopedadedicatedcomputerutilitytochange
thesensorcongurations.Bymeansofanordinarydesktop
computerandafewspecialcablesyoucandothisjobyourself.If
youdonotrequirefrequentcongurations,youcanalsocontact
youlocaldealerforassistance.Contactthedealerformore
information.
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