Simrad PI GEOMETRY Instruction Manual

Instruction manual

TE CH NO LO GY FO R SUS TA IN AB LE FI SH ER IE S

www.simrad.com

(CD012221-002)

Simrad PI Geometry
Sensor system for trawl and danish seine

SimradPIGeometry

Instructionmanual

Thisdocumentgivesyouthenecessaryinformationfor
mounting,chargingandmaintainingthePIGeometry
sensor.ItalsoexplainshowtosetupthePI44andPI54catch
monitoringsystemstoreceiveanddisplaytheinformation
providedbythesensor.

322482/B

13.02.2009

Documenthistory

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Documentnumber:322482/ISBN-13:978-82-8066-102-9/Currentversion:Rev.B

Rev.A15.09.2008

Rev.B

13.02.2009

Firstrelease.

Minorchangestobatterylifetime.

Copyright

©2009KongsbergMaritimeAS
TheinformationcontainedinthisdocumentremainsthesolepropertyofKongsbergMaritimeAS.Nopart
ofthisdocumentmaybecopiedorreproducedinanyformorbyanymeans,andtheinformationcontained
withinitisnottobecommunicatedtoathirdparty ,withoutthepriorwrittenconsentofKongsberg
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writtenapprovalfromKongsbergMaritimeAS.

Disclaimer

KongsbergMaritimeASendeavourstoensurethatallinformationinthisdocumentiscorrectandfairly
stated,butdoesnotacceptliabilityforanyerrorsoromissions.

Warning

Theequipmenttowhichthismanualappliesmustonlybeusedforthepurposeforwhichitwas
designed.Improperuseormaintenancemaycausedamagetotheequipmentand/orinjuryto
personnel.Theusermustbefamiliarwiththecontentsoftheappropriatemanualsbeforeattempting
toinstall,operateorworkontheequipment.
KongsbergMaritimeASdisclaimsanyresponsibilityfordamageorinjurycausedbyimproper
installation,useormaintenanceoftheequipment.

Support

IfyourequiremaintenanceonyourSimradproductcontactyourlocaldealer.Y oucanalsocontactususing
thefollowingaddress:s

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Instructionmanual

Tableofcontents

INTRODUCTION................................................................5

Purposeandapplications..........................................................................................5

Mainpartsidentication...........................................................................................7

Informationonthesensoridenticationlabel..........................................................8

TheSimradMini-Rresponder..................................................................................8

Responder,mainpartsidentication...............................................................9

Informationontheresponderidenticationlabel...........................................10

WhyusethePIGeometrysensorsystem...............................................................10

INSTALLATION...............................................................13

PIGeometrysensorinstallation.............................................................................13

Mini-Rresponderinstallationsonthetrawldoors.................................................15

Adapterinstallation................................................................................................15

Installationprinciples.............................................................................................15

CONFIGURATION............................................................17

Basicconguration.................................................................................................17

CongurationofthePI32.......................................................................................18

CongurationofthePI44andPI54........................................................................18

Aboutsensorconguration....................................................................................20

Defaultcommunicationchannelsandupdaterates.........................................20

Changingacommunicationchannel.............................................................20

Changingtheupdaterate.............................................................................21

PICongurator...........................................................................................22

DISPLAYPRESENTATIONS..............................................23

Numericalpresentation...........................................................................................23

GraphicpresentationonPI32.................................................................................24

GraphicpresentationonPI44andPI54..................................................................24

CHARGINGANDMAINTENANCE......................................27

PIGeometrymaintenance......................................................................................27

PIMini-Rmaintenance..........................................................................................28

PIGeometrycharging.............................................................................................29

PIMini-Rcharging.................................................................................................29

HowtousetheSimradPICharger.........................................................................30

Dailyoperation...........................................................................................30

Indicators...................................................................................................32

Automaticconguration..............................................................................32

HowtousetheSimradPIMiniCharger.................................................................33

DailyoperationofthePIMiniCharger..........................................................33

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3

SimradPIGeometry

PIMiniChargerindicators...........................................................................34

HowtousetheSimradPIMaxiCharger.................................................................34

DailyoperationofthePIMaxiCharger.........................................................35

PIMaxiChargerindicators...........................................................................36

4

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INTRODUCTION

Purposeandapplications

Introduction

Efcientsherywithtrawlandpurseseineassumesprofessional
andadequateinstrumentationonthegear.Thismanualdescribes
installation,useandmaintenanceoftheSimradPIGeometry
sensorwhenputtousewithoneoftheSimradPIcatch
monitoringsystems.

ThepurposeoftheSimradPIGeometrysensorsystemisto
monitorthegeometryofyourtrawlordanishseine.Thisis
achievedbymakingaccuratemeasurementsofthedistances
betweenthecentreoftheheadropeabovethetrawlopening(or
thefootropeatthebottom)andeachofthetrawldoorsorwing
ends.Ifthesedistancesarenotidenticalthetrawl(ordanish
seine)willbeskewedandunbalanced,andthisreducesthecatch
efciency.TheSimradPIGeometrysensorsystemhasbeen
developedtobeusedonbothbottomandpelagictrawls,aswell
aspairtrawlsanddanishseiners.InadditiontothePIGeometry
sensor,thesystemusestwoPIMini-Rtransponders.Theseare
mountedonthetrawldoors(ortrawlwings).

Note

TwoPIGeometrysensorcongurationsareavailable,
thestandardtypeandtheXT .ThestandardPIGeometry
congurationisusedwhenthedistancebetweenthePIGeometry
sensorandthetrawldoorsisbelow300meters,andwillprovide
thebestaccuracyforshorterdistances.ThePIGeometryXT
congurationcanbeusedformaximumdistancesupto600
meters.TheXTcongurationdoesnotprovidethesameaccuracy
asthestandardconguration.Usethisonlyifthestandard
congurationcannotbeused.T ochangeconguration,usethe
PIConguratorapplication.

Theresultsfromthemeasurementsaretransmittedbyacoustic
signalstothePIcatchmonitoringsystemmountedonthevessel,
andifnecessaryyoucantakecorrectiveactions.

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5

SimradPIGeometry

Figure1ThePIGeometrysensorapplication

AThePIGeometrysensorismountedattheexactcentreof

theheadropeorfootrope.

BThetwoMini-Rrespondersaremountedoneachtrawldoor

ortrawlwing.

CEachofthetwoMini-Rresponderscommunicatewiththe

PIGeometrysensortomeasurethedistances.

DThePIGeometrysensorusesanacousticlinktotransmit

theresultsfromthedistancemeasurementstothePIsystem
onthevessel.

TwosetsofPIGeometrysensorswithcorrespondingMini-R
responderscanbeusedsimultaneously.

Note

EachPIGeometrysensorcanbesetuptocommunicatewithone
oftwosetsofMini–Rresponders;number1and3o

r number
2and4.MakesurethatthePIGeometrysensorislabelled
accordingly,andensurethatyouonlyusethesensorwiththe
correctpairofresponders.

Relatedtopics

•Installationprinciplesonpage15

6

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Introduction

Mainpartsidentication

Figure2ThePIGeometrysensor,mainpartsidentication

ANegativechargingandfasteninglug.

BPositivechargingandfasteninglug.

CCommunicationlinktothevesselandtotheresponders.

DGeometrysetidentication.

ELocationofwaterswitchandsensoridenticationlabel.

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7

SimradPIGeometry

Informationonthesensoridenticationlabel

ThesensorPIGeometrylabelprovidesthefollowinginformation.

Figure3ThePIGeometrysensorlabel

TheSimradMini-Rresponder

AChannelidentication.Youmustwritedownthechannel

currentlyusedbythesensortocommunicatewiththePI
system.

BThisinformationidentiesthesensortype.

COrdernumber.

DWaterswitch.Thisisasacricialbolt.Theboltwill

graduallybewornout.Checkitfromtimetotimetoremove
corrosion,orreplaceitifnecessary .

EachPIGeometrysensorneedstwoMini-Rresponders,oneon
eachtrawldoororwing.Thetworespondersmustbeinstalled
withtheexactsamedistancesfromthePIGeometrysensor.The
communicationtransducernexttotheidenticationlabeloneach
respondermustpointtowardsthePIGeometrysensoronthe
middleoftheheadropeorfootrope.

Thetworespondersarettedwithlabelsidentifyingtheir
physicallocations:

•Redcolourisusedfortheporttrawldoor(orwing)

•Greencolourisusedforthestarboardtrawldoor(orwing)

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Responder,mainpartsidentication

Figure4PIMini-Rresponder ,mainpartsidentication

Introduction

ANegativechargingandfasteninglug.

BPositivechargingandfasteninglug.

CCommunicationlinktothePIGeometrysensor

DResponderidentication(portorstarboard)

ELocationofwaterswitchandsensoridenticationlabel.

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9

SimradPIGeometry

Informationontheresponderidentication
label

TheSimradPIMini-Rresponderlabelprovidesthefollowing
information.

Figure5PIMini-Rresponder ,informationonthesensor
identicationlabel

APositionidentication.Redcolouridentiestheport

responder,whilegreencolouridentiesthestarboard
responder.

BThisinformationidentiesthesensortype.

COrdernumber.

DWaterswitch.Thisisasacricialbolt.Theboltwill

graduallybewornout.Checkitfromtimetotimetoremove
corrosion,orreplaceitifnecessary .

ETransducerforcommunicationwiththePIGeometrysensor.

WhyusethePIGeometrysensorsystem

Inordertomaximizetheperformanceandthecatchefciency,
thetrawlandthewarpsmustbeadjustedproperly .Thisis
essentialtoensureasquaretrawlandminimumskew.Thisis
alsoimportantfordanishseines,astheropesmusthaveidentical
length.

Anydisturbancetothetrawlmovementsmayhaveanegative
effectonthecatch.Thisisparticularlyimportantonabottom
trawl.Askewedbottomtrawlwillresultinunstablebottom
contact,andcreateescaperoutesforshbelowthegearand
throughthesidepanels.Onpelagictrawlsanddanishseinesa

10

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Introduction

A

A

B

B

C

C

(CD012221-008)

skewednetwillmakethegearunstable,andthecatchbereduced.
Optimaltrawlgeometryisthereforevitalformaintainingthe
catchefciency.

Atrawlordanishseinemaybeskewedforseveralreasons.Some
ofthesereasonsare:

•Incorrectriggingoftrawl,sweeplinesortrawldoors

•Misadjustedwarplengths

•Sidecurrent

•Towinginsteeporslopededges

Figure6Askewedtrawl

Onthelefttrawl,distance“A”ontheportsideislongerthan
distance“B”onthestarboardside.Thetrawlisunbalanced.On
therighttrawl,thedistancesareidentical.Measuringthedoor
spread(“C”)willnotdetectadistortedtrawlgeometry.

Iftheriggingofthetrawliscorrect,youcaneasilycompensate
forskewbyadjustingeitherportorstarboardwirelength.

ThePIGeometrysensorsystemisbasedonthefactthata
correctriggedtrawlanddanishseinehasexactlythesame
distancemeasuredfromthecentreoftheheadropeorfootrope
toeitherdoorortrawlwing.Thesedistancesmustbeidentical
independentofweatherconditions,seastateorwatercurrents.

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11

SimradPIGeometry

Advantagesinsummary

•Bottomandpelagictrawls:

–Measuresifthetrawlisskewed.

–Allowsyoutocorrectthetrawlgeometrybyadjustingthe

warplengths.

•Danishseine:

–Detectsvariationsinthedistancefromthecentreofthe

headrope(orfootrope)toeitherwingoftheseine.

–Detectsdifferencesintheropelengthswhentheseineis

closed(distancesbetweenthewingsshouldthenbeclose
tozero).

12

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INSTALLATION

PIGeometrysensorinstallation

Installation

ThePIGeometrysensorismountedattheexactcentreofthe
trawlordanishseineopening,eitherattheheadropeatthetopof
theopening,oratthefootropeatthebottom.Inbothlocations
itmustbemountedwiththecommunicationtransducersfacing

o r w a r d .ThetwoMini-Rrespondersarenormallyinstalledon

f
thetrawldoorsortrawlwings.Fromthisposition,theywill
communicatewiththePIGeometrysensor.

ThePIGeometrysensormustbemountedattheexactcentreof
thetrawlordanishseineopening.Themostcommonlocationis
attheheadropeatthetopoftheopening.Itmayhoweveralso
beplaceatthefootrope.

Note

Ensurethatyoumountthesensorwiththetransduceropening
facingforward.Theremustbeaclearlineofsightbetweenthe
transduceronthePIGeometrysensorandthetransducersonthe
Mini-Rresponders.TheSIMRADprintonthesensor(C)must
pointuptowardsthewatersurface!

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13

SimradPIGeometry

Figure7PIGeometrysensorinstallation

AForwardfasteninglugswithsnaphooksandrope

BAftfasteninglugswithsnaphooksandrubberbands

CPIGeometrysensor,top

Recommendedprocedure

1Assembleabagofne-meshednet,andtiethisbagtothe

trawlatthemiddleoftheheadrope.

2Placethesensorinsidethisbag.

3Securethetwoforwardfasteninglugs(A)onthesensor

usingtwosnaphooksandrope.

4Securethetwoaftfasteninglugs(B)onthesensorusing

snaphooksandstrongrubberbands.

Thismountingplacesthesensorinacradlesupportedon
allfoursides.

5Ensurethatthesensorisproperlymounted.Checkthatitis

notpermittedtomovesidewaysduringtheshingoperation,
asthismayleadtoacommunicationfailure.

6Makesurethatyouhavebestpossiblefreeviewbetweenthe

PIGeometrysensorandtheMini-Rrespondersonthetrawl
doors,andbetweenthesensorandthevessel.

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Mini-Rresponderinstallationsonthetrawldoors

WerecommendthatthetwoMini-Rrespondersaremountedin
dedicatedadaptersoneachtrawldoor.Theseadaptersmustbe
installedbeforehand.Detailedinformationonhowtoinstallthe
adaptersareprovidedwiththeinstallationkit.Youmayalso
mounttherespondersusingothermethodsprovidedthattheyare
properlysecuredandfacingthecorrectdirections.

Note

Itisessentialthatthereisaclearlineofsightbetweenthe
communicationtransducernexttotheidenticationlabelon
eachofthetwoMini–RrespondersandthePIGeometrysensor
mountedatthetop(orbottom)ofthetrawlopening.

Eachrespondermustalwaysbeinstalledinsuchawaythat
its“rearend”withtheidenticationlabelandcommunication
transducerpointsdirectlytowardsthePIGeometrysensorat
thetoporbottomofthetrawlopening.Thecorrectangleof
installationmustbechosentomatchtheangleofthetrawldoor
duringnormaltow.Therecommendedresponderinstallation
angleforatrawldoorwithangleofattack37degreesis
approximately15degrees.Y oumusthoweveradjustthisangle
dependingonthelengthofthechainsbetweenthetrawldoorand
thetrawl,andtheoperationalpropertiesofthetrawldoor.Ifin
doubt,consultthetrawldoormanufacturer.

Installation

Adapterinstallation

Installationprinciples

Thetworubberinsertsprovidedatthebottomofeachsensor
adaptermustnotbereplacedwithanyothertypesordesigns.
Itisessentialthattheseinsertsprovideasecurecradleforthe
sensors,buttheymustalsoallowforfreewatercirculationto
allowthesensor’swaterswitchtoengage.Also,thedesignof
theinsertsallowssandandmudtoowoutwhenthetrawldoors
arepulledupfromthewater.

Theinstallationofthesensoradaptersisdescribedinthe
dedicatedinstructionmanualprovidedwiththeadapters.The
documentcanalsobedownloadedfromh

BymeasuringthedistancesbetweenthePIGeometrysensor
andeachofthetwoMini-Rresponders,thesensorsystem
cancomparethem.Thetwodistances“x”and“y”musthave
identicallength.Ifthelengthof“x”or“y”changes,thetrawl
inunbalanced,andthemessagefromthePIGeometrysensor
tothePIsystemonthebridgewillprovidethisinformation
immediately.

t t p : / / w w w . s i m r a d . c o m .

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15

SimradPIGeometry

0000000

0000000

0000000

0000000

A

B B

C C

D

x

y

Figure8Installationprinciples

AThePIGeometrysensorismountedbehindtheheadropeat

thetopofthetrawlopening,orbehindthefootropeatthe
bottom.

BThetwoMini-Rrespondersarenormallymountedin

dedicatedadaptersonthetwotrawldoors.Theymayalso
bemountedonthetrawlwings.

CCommunicationlinksbetweenthePIGeometrysensorand

twoMini-Rresponders.

DCommunicationlinkbetweenthePIGeometrysensorand

thePIhydrophonebelowthevesselhull.

16

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Conguration

CONFIGURATION

InordertoallowtheinformationfromthePIGeometrysensorto
beacceptedandunderstoodbythePIcatchmonitoringsystem,
thePIreceivermustbesetupcorrectly.Thismeansthatyou
musttellthereceiverthatthesensorexistsbyenteringthe
sensortype,communicationchannelsandupdaterate.Formore
detailedinformationaboutthesettingsandparameters,referto
therelevantoperatorand/orreferencemanuals.

Upondelivery,allPIGeometrysensorsaresetupwithfactory
defaultchannelsandupdaterates.Refertothetableinsection
Aboutsensorcongurationonpage20.

Note

ThesensorandthePIsystemsetupmustcorrespond,otherwise
thecommunicationwillnotwork.Tochangethesensorsetup
(channelselectionandupdaterate),usethePICongurator
utility.SeePIConguratoronpage22.

Basicconguration

Basicsettings

•WhenyouputthePIGeometrytouse,youmustsetitup

withoneuniquesensornumberwithtwomeasurements.
Onlyoneupdateratecanbechosen,thisiscommonforboth
measurements.Thechannelnumbersaredenedindividually
forthetwomeasurements.Boththeupdaterateandthe
channelnumbersmustbechosenaccordingtothesensor’s
conguration.Writedownthiscongurationforfuture
reference.Fordefaultsettings,refertothetableinsection
Aboutsensorcongurationonpage20.

•IfyourPIsystemisttedwithMMIsoftwareversion0.50

andDSPsoftwareversion1.11.(orlater),usethefollowing
recommendedreceiversettings:

–Interferencelter:On

–Interferencelterlevel:8

–Sensorlter:Light

–Catch/Bottomsensorlter:Light

–AGC:Off

–Manualgain:20dB

–Multipathlter:On

–W aterprole:Salt

–Detectionthreshold(DT):8dB

–Maximumshootingspeed:1knot

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17

SimradPIGeometry

•IfyourPIsystemisttedwitho l d e r softwareversionsthan

Note

TheMultipathltermustbesettoOn.

CongurationofthePI32

ThePIGeometrysensorcannotbeusedontheSimradPI32
catchmonitoringsystem.

0.50,usethefollowingrecommendations:

–Onthereceiver,theInterferenceltermustbeswitchedon.

SetittoLevel9ifyouhavenoiseproblemsfromother
hydroacousticsources.Notethatthislterswillinuence
thesignalspectrumshownintheStatusdisplay.

–W erecommendthatyousetthesensorltertoLight.

CongurationofthePI44andPI54

ThisprocedureexplainshowtosetupthePI44andPI54catch
monitoringsystemstoaccesstheinformationprovidedbythe
PIGeometrysensor.Formoredetailedinformationaboutthe
settingsandparameters,refertotherelevantoperatorand/or
referencemanual(s).

Note

InordertosetupthePI44andPI54systems,yourPIoperator
unitmustbeprovidedwithMMIsoftwareversion0.50orlater
anddigitalsignalprocessor(DSP)softwareversion1.11orlater .
Ifindoubt,checkyoursoftwareversionsontheStatusdisplay.

Werecommendthatyouusetheformatthebeginningofthe
PI44orPI54operatorand/orreferencemanualtowritedownthe
sensorsyouhaveandtheirrespectivecommunicationchannels
andupdaterates.

Note

InordertosetupthePIsystemyoumustknowwhatkindof
sensorsyouhave,whichcommunicationchannelstheyuse,and
howoftentheycommunicate(theupdaterate).Y ouneedthis
informationb

e f o r e youstartthesetupprocess.

Donotcarryoutsensorsetupunlessabsolutelynecessary.

18

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Figure9PIGeometrycongurationexample

ThisexampleshowshowthePI44(orPI54)issetuptoreceive
informationfromaPIGeometrysensor .Notethattwochannels
areused.Standardcommunicationchannelsandupdaterates
arealsoshown.

Conguration

HowtoaccesstheSetupmenu

1PresstheMENUbuttontoopenthemainmenu.

2OntheSetupmenu,selectSensorsetup.

3PresstheENTbuttontoallowforchanges,andthenthe

samebuttononemoretimetoacceptthewarning.

Howtosetupthegeometryreadings

1Toresettheunit,setallsixsensorstodefaultsensortype

None.

2ChoosethesensorinputyouwishtouseforthePIGeometry

sensor;1to6.

3Denethesensortype(bydefaultNone)toDual.

4SetUpdatetothecorrectupdaterate.

5SetMeasure1tothechosensensortypeGeometry(0to300

m)orGeometryXT(0to600m).

6SetthecommunicationChanneltoitscorrectvalue.

7SetMeasure2tothechosensensortypeGeometryor

GeometryXT.

Note

Measure1andMeasure2mustbesettothesamesensortype!

8SetthecommunicationChanneltoitscorrectvalue.

9PresstheENTbuttontosavethechangesandexit.

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19

SimradPIGeometry

Allsensorsareprovidedwithdefaultcommunicationchannels
andupdaterates.RefertothetableinsectionAboutsensor
congurationonpage20.

Aboutsensorconguration

AllsensorsareprovidedfromSimradwithpredened
communicationchannelsandupdaterates.

Defaultcommunicationchannelsand updaterates

Seethetablebelowfortheinitialvaluesforthecommunication
channelsandupdateratesforthevarioussensors.

Table1Defaultcommunicationchannelsandupdaterates

SensorCom.channel(s)

PIBottomContact

PICatch

PIDepthDepth300M:16

PIHeight14Fast

PIRemote/Depth

PISpread

PISpread/Depth

PITwinSpread

PITemperature8Fast

PIGeometry

PISeineSounder

6Normal

4Normal

Depth600M:12
Depth1000M:10

Depth300M:11
Depth600M:15
Depth1000M:13

2Fast

Depth300M:16
Depth600M:12
Depth1000M:10
Spread:2

2and7Fast

1and5Fast

Depth300M:5
Depth600M:9
Depth1000M:1
Height:14

Updaterate

Fast

Fast

Fast

Fast

Changingacommunicationchannel

Itmayberequiredtochangeoneormorecommunication
channels,andtheremaybemanyreasonsforthis.

•Youhavemorethanoneofeachsensor.Forexample,ifyou

havethreetemperaturesensors,theyMUSTcommunicate
onthreedifferentchannels.

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Conguration

•OthervesselsnearyourusethesamePIcatchmonitoring

system(orasimilar),andtheyhaveoneormoreoftheir
sensorssetuptothesamecommunicationchannelsasyou
have.Thiswillcreateinterference,asyouwill"read"each
otherssensors.

•Ifyoursensorsaresetuptousecommunicationchannelstoo

closetoeachother(forexample,youhavechosenchannels4,
5and6),thiswilllimitthevessel’sspeed.Thereasonforthis
istheDopplereffect.Ifthespeedistoohigh,theDopplerwill
causethetransmissionfrequenciestochangesomuchthat
theyoverlap,andthiswillcreateinterference.ThePIcatch
monitoringsystemwillprovideawarningifthisisaboutto
happen!Y oumusttheneitherchangetoothercommunication
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.

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21

SimradPIGeometry

PICongurator

Simradhasdevelopedadedicatedcomputerutilitytochange
thesensorcongurations.Bymeansofanordinarydesktop
computerandafewspecialcablesyoucandothisjobyourself.If
youdonotrequirefrequentcongurations,youcanalsocontact
youlocaldealerforassistance.Contactyourdealerformore
information.

22

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Displaypresentations

1

X1[m]

143.

5

q

1

X2[m]

143.

5

q

(CD012221-007)

A

B

C

I

E

D

F

H

G

1

1

DISPLAYPRESENTATIONS

TheinformationprovidedbythePIGeometrysensorisshown
onthePIcatchmonitoringsystem’scolourdisplay.Two
presentationsareavailable:

•Numericalpresentation

•Graphicalpresentationwithorwithoutechogram

Numericalpresentation

ThenumericalpresentationofthePIGeometrydatais
automaticallyshownintherelevantdisplaymodes.Sincethisis
a“dual”sensortwoyellowrectanglesareusedtoindicatewhich
twonumericaldisplaysthatprovideinformationfromthesame
sensor.

Figure10Numericalpresentation,example

ASensoridentication

BUnitofmeasurement

CDistance

DDistancechangesperminute

EArrowspointing“out”meansthatthedistanceisincreasing,

arrowspointing“in”meansthatdistanceisdecreasing

FVisualalarm

GSensortransmissionindicator

HInterferencewarning

IDualsensoridentication

OnthePIdisplay,youmustusetwochannelstoreceivethe

322482/B

informationfromthePIGeometrysensor.Thetwodistance
measurementsarethenshowninthenumericdisplay.Ifthe
distanceisincreasingordecreasing,thisisshownwiththearrows
andthevariationinmetersperminute.Youcanalsoseethe
distancechangesasafunctionoftimeinagraphicalpresentation.

23

SimradPIGeometry

17.5 12.5

10

7.5

5

2.5

15

min

38kHz 1000W MEDIUM

T22.5 C

o

S7.2kn DK1050m

(CD012106-001)

S1[m]

X2[m]

69.

5

147.

0

0.5

2

X3[m]

147.

0

0

50

100

150

200

250

0.5

Whenthereadingsarestable,thedigitsareshowninblack
colour.Ifthecontactislost,thecharacters***areshowningrey.
Ifthedistanceisoutofrange,thedisplayshows:???.

GraphicpresentationonPI32

TheSimradPI32doesnotsupportthePIGeometrysensor.

GraphicpresentationonPI44andPI54

ThissectionexplainshowyoucansetupthePI44andPI54to
showyouagraphicpresentationofthePIGeometryinformation.
Thesensorprovidesthedistancesbetweenthecentreofthetrawl
openingandthetwotrawldoors(ortoanyotherpositionwhere
theMini-Rrespondersaremounted).

Figure11GraphicpresentationonPI44/PI54

24

ThisexampleshowsagraphicdisplaywithPISpreadandPI
Geometrysensorsconnected.Thetoplineshowsthedistance
betweenthetrawldoors.Itiscurrently69,5meters,andthe
distanceisincreasingwith2metersperminute.ThePIGeometry
sensordetectsthatthedistancesbetweenthecentreofthetrawl
openingandthetwotrawldoorsarecurrentlyidenticaland
147,0meters.Thedistancesarechangingwith0,5meterper
minute.Thegraphicpresentationfurtherpresentsthehistoric
valuesfromwithinthepast17,5minutes.

322482/B

Displaypresentations

Howtosetupthegraphicdisplay

1Identifythesensoryouwishtouse,andmakesurethat

thesensorisconnectedtothePIsystemwithcorrect
communicationchannelsandupdaterates.

2Ensurethatyouhaveagraphicpresentationactiveonyour

PIsystem.

3PresstheADJbuttontoopentheGraphicsetupmenu.

4PresstheGAIN+buttonrepeatedlytoreachtheMarkerline

dialogue.

5Observethelistofsensorsthatappear.Onlythosesensors

thatcanprovideamarkerlinearelisted.

6Foreverysensor,setAutoDelaytoOn.

•ThisallowsthePIsystemtousetheTrawlCalculator
toestimatethecorrecttimedelay.Thiswillplacethe
markercorrectlyonthetimelinedependingonthecurrent
locationofthetrawl.(Thisisnotapplicableforpurse
seiners.)

•Ifyouwishtocalculatethedelayyourself,setAutoto
Off.Y oumustthenenterthecalculatedvalueintothe

Delaycolumn.

•ThisfunctionisnotimportantwhenyouusethePI
Geometrysensor.W erecommendthatyouchoosethe
defaultvalue.

7EnterrequestedvalueforWidth.

•Usethisparametertocontrolthethickness(inpixels)
ofthemarkerline(s).

8Foreverymarkerline,setShowtoOn.

9Ifyouwishtoseethemarkerlinesintheexpandedviews

(bottomexpansion,zoomandphasedrange),setSensor

markerinexpansiontoOn.

10IfyouwishthePIsystemtodrawathinwhitelineoverand

underthemarkerlines,settMarkerwhitezonetoOn.

11PresstheENTbuttontosavethechosenparametersand

returntothegraphicalpresentation.

Howtoextractthedifferencebetweenthetwo
geometrymeasurements

Aspecialfunctionisavailabletocalculateanddisplaythe
differencebetweenthetwogeometrymeasurements.Oncethis
functionisactivated,thedifferencebetweenthetwogeometry
sensorareshownonthelefthandssideinthegraphicaldisplay.
ObservetheTSvaluedisplayed.Witha“perfect”trawlordanish
seinesituation,thisvalueshouldbe0.0meters.

322482/B

25

SimradPIGeometry

1Fromthegraphicalpresentation,accessthemenusystem

andlocatetheT rawlinfomenu.

2SetClumpsensortoGeometry1.

3SetDoorsensortoGeometry2.

4SetT rawldatainadditionalwindowtoOn.

5SetT ypeoftrawldatatoSpread.

6PresstheENTbuttontosavethechosenparametersand

returntothegraphicalpresentation.

26

322482/B

CHARGINGANDMAINTENANCE

PIGeometrymaintenance

Chargingandmaintenance

ThischapterexplainshowyoushallrechargethebatteryinthePI
Geometrysensor,andhowtobestmaintainthesensor.

Onceinstalledandputtouse,thesensorwillautomaticallybe
switchedononcethewaterswitchisactivated.Afteraninitial
start-up,thesensorstartstransmissionofthemeasureddatait
collects.

Whenthesensorisnotinuse,checkthatthesensorlampisnot
ashing,asthisindicatesthatthesensorisactiveanddischarging
itsbatteries.Inthiscase,washthesensorinfreshwater.Y oucan
alsoapplyathinlayerofsiliconegreasetothesensorsurfaceto
disruptanyresiduesofsaltthatmayhavebuiltup.

Waterswitchinspectionandreplacement

Allsensorsareequippedwithawaterswitch,andtwodifferent
typesareused.Ifyoursensorisequippedwithasacricialbrass
screw,observethefollowingprocedureforreplacement.

1Turnthesensorupsidedown,andlocatethebrassscrew.

2Inspectthescrewforwearandtear.

3Iftheheadofthescrewiscorroded,trytoremovethiswith

asharpobjecttoachievemaximumelectricalcontactwith
theseawater.

4Ifreplacementisrequired,locateanewscrew.

Beforeanewscrewisinserted,AquaShield(orasimilar
underwaterlubricant)mustbeapplied.Duetothephysical
sizeofthetube,werecommendthatthegreaseisapplied
fromasyringe.

5ApplyAquaShieldtothescrewthreads.

6Insertthescrew,mountrmly,butnottoohard.Use

maximumtorque1.5NM

ApackwithtenscrewsandatubeofAquaShieldcanbe
orderedfromSimradasasparepartskit.

AquaShieldismanufacturedbyD.A.Stuart,Warrenville,

Illinois,USA.

Visitw

Noothermaintenanceofthesensorisrequired.

322482/B

w w . d - a - s t u a r t . c o m .

27

SimradPIGeometry

Note

Youmustn e v e r attempttoopenthesensor.Therearenouser
serviceablepartsinside,andyoumayeasilycausealeak.

PIMini-Rmaintenance

Onceinstalledandputtouse,thesensorwillautomaticallybe
switchedononcethewaterswitchisactivated.Afteraninitial
start-up,thesensorstartstransmissionofthemeasureddatait
collects.

Whenthesensorisnotinuse,checkthatthesensorlampisnot
ashing,asthisindicatesthatthesensorisactiveanddischarging
itsbatteries.Inthiscase,washthesensorinfreshwater.Y oucan
alsoapplyathinlayerofsiliconegreasetothesensorsurfaceto
disruptanyresiduesofsaltthatmayhavebuiltup.

Waterswitchinspectionandreplacement

Allsensorsareequippedwithawaterswitch,andtwodifferent
typesareused.Ifyoursensorisequippedwithasacricialbrass
screw,observethefollowingprocedureforreplacement.

1Turnthesensorupsidedown,andlocatethebrassscrew.

2Inspectthescrewforwearandtear.

3Iftheheadofthescrewiscorroded,trytoremovethiswith

asharpobjecttoachievemaximumelectricalcontactwith
theseawater.

4Ifreplacementisrequired,locateanewscrew.

Beforeanewscrewisinserted,AquaShield(orasimilar
underwaterlubricant)mustbeapplied.Duetothephysical
sizeofthetube,werecommendthatthegreaseisapplied
fromasyringe.

5ApplyAquaShieldtothescrewthreads.

6Insertthescrew,mountrmly,butnottoohard.Use

maximumtorque1.5NM

ApackwithtenscrewsandatubeofAquaShieldcanbe
orderedfromSimradasasparepartskit.

AquaShieldismanufacturedbyD.A.Stuart,Warrenville,

Illinois,USA.

Visitw

w w . d - a - s t u a r t . c o m .

Noothermaintenanceofthesensorisrequired.

28

322482/B

PIGeometrycharging

Chargingandmaintenance

Note

Youmustn e v e r attempttoopenthesensor.Therearenouser
serviceablepartsinside,andyoumayeasilycausealeak.

ThePIGeometrysensormustbechargedbetweenoperation.
Thebatterylifetimedependsontheupdaterateyouhavechosen.

Note

TochargethePIGeometrysensor ,usetheSimradPICharger
ortheSimradPIMaxiCharger .

Table2BatterylifetimeforthePIGeometrysensor

PIMini-Rcharging

Updaterate

Fast40hours

Normal60hours

Slow

Approximatelifetimebetweencharging

Notrecommended

Optimalsensorchargingtemperatureisfrom+10to+25°C.

Note

Chargingsensorsatsubzerotemperaturescancreateexplosive
gasses.KongsbergMaritimeASassumesnoliabilityfor
improperchargingofsensors,ortheuseofchargersnotspecied
inoursensororchargerdocumentation.

ThePIMini-Rrespondermustbechargedbetweenoperation.
Thebatterylifetimedependsontheupdaterateyouhavechosen.

Note

TochargethePIMini-RResponder ,usetheSimradPICharger
ortheSimradPIMiniCharger.D

o n o t u s e t h e P I M a x i C h a r g e r !

Table3BatterylifetimeforthePIMini-Rresponder

Updaterate

Fast40hours

Normal60hours

Slow

322482/B

Approximatelifetimebetweencharging

Notrecommended

29

SimradPIGeometry

Optimalsensorchargingtemperatureisfrom+10to+25°C.

Note

Chargingsensorsatsubzerotemperaturescancreateexplosive
gasses.KongsbergMaritimeASassumesnoliabilityfor
improperchargingofsensors,ortheuseofchargersnotspecied
inoursensororchargerdocumentation.

HowtousetheSimradPICharger

TheSimradPIChargerisanintelligentbatterychargerforfast
andsecurechargingofa
automaticallysetupthecorrectchargingcurrentdependingon
thesensortypeandthebatterytemperature.A“fuelmeter”
showsthestatusofthebatteryduringthecharge.

l l PSandPIsensors.Thechargerwill

Figure12ThePIChargersetuptochargeaPIsensor

EventhoughthePIChargerisdesignedforfastchargingofthe
PIsensors,itcanalsochargethePSsensors,butonlyatnormal
chargerate.

Dailyoperation

1Attachthechargingclampstothesensorasfollows:

30

322482/B

Chargingandmaintenance

•Redclamp:Positive(+)fasteninglug

•Blackclamp:Negative(–)fasteninglug

•Oneverysensorthepolarityofthefasteninglugsare
engravedonthesensorbodyusing+and–characters.

2Ensurethatmountingmaterialsdonotshortcircuitthe

charginglugs.

•Thismayberopes,wires,chainsorotheritemsthat
obstructorshortcircuittheelectricalconnections.

3Whenthechargerisconnectedtothesensor,checkthe

chargerlamps.

•Onceconnected,thechargerwillidentifywhetherthe
sensorconnectedcanbefastchargedornot.Thisis
shownbytheyellowlamps.Ifthetoplampashes
rapidly,thesensorisfastcharged.

•Ifyoursensorcanbefastcharged,thechargerwill
alsochecktheinternaltemperatureofthesensor.The
temperatureisshownonthe“thermometer”onthe
charger’sfrontpanel.Ifyouchargeasensorthatcannot
befastcharged,this“thermometer”doesnotwork.

4Observethechargetimesandtemperaturelimitations!

•Fastcharge:ThePIChargerwillrstrechargethe
sensorbatteryforapproximatelyonehourtoreach70%
batterycapacity ,thenapproximatelythreehourstoreach
100%capacity.Oncefullycharged,aconstanttrickle
chargewillcompensateforselfdischarging.

Note

FastchargingonlyappliestoPIsensors!

•Normalcharge:ThePIChargerwillrstrechargethe
sensorbatteryfor16hoursforfullbatterycapacity.This
modeappliesforchargingPIsensorsoutsidespecied
temperaturerange,andforallPSsensors.

•Chargingmustonlytakeplacewithinthespecied
temperaturerange.Forbestresults,keeptheambient
temperaturebetween+10and+25°C.

Note

Donotchargesensorsintemperaturesabove+50°Cor
below0°C!

322482/B

31

SimradPIGeometry

A

B

C

WARNING

Chargingasensoratsubzerotemperaturemight
developexplosivegasesrepresentingapotential
danger.Simradassumesnoliabilityforimproper
charging,ortheuseofotherchargersthanthose
approvedbyus.

Indicators

A+12to32Vdcconnected

B“Fuelmeter”,thenumberofLEDsilluminatedshowsthe

currentchargingstatus.

Acompletechargingcycleisindicatedwithall“full”
battery.Chargingisindicatedasfollows:

•Fastashing:Fastcharginginprogress

•Slowashing:Normalcharginginprogress

•On/offeveryfourseconds:Tricklecharginginprogress

CBatterytemperatureindicatorsduringfastchargingofPI

sensors:

•Green:Batterytemperaturebetween+5and+40°C.Fast
chargeisenabled.

•GreenandBlue:Batterytemperaturebetween0and
+5°C.Fastchargeisdisabled,normalchargeisused.

•GreenandRed:Batterytemperaturebetween+40and
+50°C.Fastchargedisabled,normalchargeisused.

•Blue:Batterytemperatureisbelow0°C.Nocharging
takesplace.

•Red:Batterytemperatureisabove+50°C.Nocharging
takesplace.

Automaticconguration

Thechargercommunicateswiththesensoratregularintervals.
Thefastchargecycleiscontrolledbydataexchangedbetween
thePIsensorandthecharger,andaseriesofsafetymechanisms
controlstheterminationofthefastchargingcurrent.

ThePSsensorsdonotcommunicatewiththecharger.Aconstant
chargecurrentof58mAisthensetupbythechargerregardless
ofthebatterytemperature.

32

322482/B

HowtousetheSimradPIMiniCharger

Chargingandmaintenance

TheSimradPIMiniChargerisaplainbatterychargertobeused
withtheS-TypePIsensors.Theseare:

•PIBottomContact

•PICatch

•PIDepth

•PITemperature

•PIRemote(smallversion)

•PIMini-Rresponder

WARNING

Chargingasensoratsubzerotemperaturemight
developexplosivegasesrepresentingapotential
danger.Simradassumesnoliabilityforimproper
charging,ortheuseofotherchargersthanthose
approvedbyus.

Figure13SimradPIMiniCharger

Caution

TheSimradPIMiniChargerisdesignedtochargethe
S-Typesensors.YoumaychargetheL-Typesensors
too,butduetothesmallchargecurrent,thiswillnot
beefcient.

TheSimradPIMiniChargerisprovidedwithasmallbooklet
fromthemanufacturer(Mascot).Readthisbookletbeforeyou
putthechargertowork!

DailyoperationofthePIMiniCharger

1Connectthechargerto230Vac,andcheckthatthecharger

lampislitinyellow.

2Ensurethatmountingmaterialsdonotshortcircuitthe

charginglugs.

322482/B

33

SimradPIGeometry

•Thismayberopes,wires,chainsorotheritemsthat
obstructorshortcircuittheelectricalconnections.

3Attachthechargingclampstothesensorasfollows:

•Redclamp:Positive(+)fasteninglug

•Blackclamp:Negative(–)fasteninglug

•Oneverysensorthepolarityofthefasteninglugsare
engravedonthesensorbodyusing+and–characters.

4Whenthechargerisconnectedtothesensor,checkthe

chargerlamps.

•Afterafewseconds,thelamponthechargerwillchange
fromyellowtoorange/red.Thismeansthatfastcharging
isinprogress.

•Whenthebatteryinthesensorhasreached90%capacity
thelampwillchangefromorange/redtogreenwith
shortyellowashes.Thismeansthattopchargingisin
progress.

HowtousetheSimradPIMaxiCharger

•Whenthebatteryisfullycharged,thelampturnssteady
green.Tricklechargingisnowactive.Youcansafely
allowtricklechargingforlongperiodsoftime.

PIMiniChargerindicators

Thechargerisonlyequippedwithasingleindicatorlamp,this
lampwillhoweverchangecolourtoshowthestatusofthe
chargingprocess.

•Yellow:Thechargerisconnectedto230V ac,ithasnotbeen
connectedtothesensor,anditisreadyforuse.

•Orange/Red:Thechargerisconnectedtoasensor,andfast
chargingisinprogress.

•Greenwithshortyellowashes:Topchargingisinprogress.

•Green:Tricklechargingisinprogress.

TheSimradPIMaxiChargerisaplainbatterychargertobeused
withlargePIsensors.Theseare:

•PISpread

•PIHeight

•PISeineSounder

•PISpread/Depth

•PIRemote/Depth

•PIGeometry

34

322482/B

Chargingandmaintenance

WARNING

D o n o t usethePIMaxiChargeronanyotherPI
orPSsensorsthanthoselistedhere!Thelarge
chargingcurrentmaydamagethebattery!

Figure14SimradPIMaxiCharger

TheSimradPIMaxiChargerisprovidedwithasmallbooklet
fromthemanufacturer(Mascot).Readthisbookletbeforeyou
putthechargertowork!

WARNING

Chargingasensoratsubzerotemperaturemight
developexplosivegasesrepresentingapotential
danger.Simradassumesnoliabilityforimproper
charging,ortheuseofotherchargersthanthose
approvedbyus.

DailyoperationofthePIMaxiCharger

1Connectthechargerto230Vac,andcheckthatthecharger

lampislitinyellow.

2Ensurethatmountingmaterialsdonotshortcircuitthe

charginglugs.

•Thismayberopes,wires,chainsorotheritemsthat
obstructorshortcircuittheelectricalconnections.

3Attachthechargingclampstothesensorasfollows:

•Redclamp:Positive(+)fasteninglug

•Blackclamp:Negative(–)fasteninglug

•Oneverysensorthepolarityofthefasteninglugsare
engravedonthesensorbodyusing+and–characters.

4Whenthechargerisconnectedtothesensor,checkthe

chargerlamps.

322482/B

35

SimradPIGeometry

•Afterafewseconds,thelamponthechargerwillchange
fromyellowtoorange/red.Thismeansthatfastcharging
isinprogress.

•Whenthebatteryinthesensorhasreached90%capacity
thelampwillchangefromorange/redtogreenwith
shortyellowashes.Thismeansthattopchargingisin
progress.

•Whenthebatteryisfullycharged,thelampturnssteady
green.Tricklechargingisnowactive.Youcansafely
allowtricklechargingforlongperiodsoftime.

PIMaxiChargerindicators

Thechargerisonlyequippedwithasingleindicatorlamp,this
lampwillhoweverchangecolourtoshowthestatusofthe
chargingprocess.

•Yellow:Thechargerisconnectedto230V ac,ithasnotbeen
connectedtothesensor,anditisreadyforuse.

•Orange/Red:Thechargerisconnectedtoasensor,andfast
chargingisinprogress.

•Greenwithshortyellowashes:Topchargingisinprogress.

•Green:Tricklechargingisinprogress.

36

322482/B

Index

Index

A

Adapter

installation,15

Applications,5

C

Changing

communication

channels,20

updaterate,21

Charging,27

Mini-R,29
PIGeometry,29

Communicationchannel

changing,20

Communicationchannels

defaultvalues,20

Conguration,17

basic,17
PI32,18
PI44,18
PI54,18
sensor,20

D

Default

communication

channels,20

updaterate,20

Displaypresentation

numerical,23

Displaypresentations,23

G

Graphicalpresentation

PI32,24
PI44,24
PI54,24

I

Identication

mainparts,7

Identicationlabel

information,8

Information

label,8

Installation,13

adapter,15
principles,15
responder,15
sensor,13

Introduction,5

L

Label

sensor,8

M

Mainparts

identication,7
Mini-Rresponder,9

Maintenance,27

PIGeometry,27
PIMini-R,28

Mini-R

mainparts,9
responder,8

Modifying

communication

channels,20

updaterate,21

N

Numerical

presentation,23

P

Parts

identication,7
Mini-Rresponder,9

PICharger

use,30

PICongurator

description,22

PIGeometry

purpose,5

PIGeometrysensor

whyuse,10

PIMaxiCharger

use,34

PIMiniCharger

use,33

PI32

conguration,18
graphicalpresentation,24

PI44

conguration,18
graphicalpresentation,24

PI54

conguration,18
graphicalpresentation,24

Presentations,23

Principles

installation,15

Procedure

congurationofPI32,18
congurationofPI44,18
congurationofPI54,18
sensorinstallation,14

Purpose,5

R

Receiversettings

recommended,17

Responder

installation,15
Mini-R,8

S

Sensor

conguration,20
installation,13

U

Updaterate

changing,21
defaultvalues,20

W

Whyuse

PIGeometrysensor,10

322482/B

37

ISBN-13:978-82-8066-102-9

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