Cerlic Blanket Tracker Manual de usuario
2011‐11‐09 C83D5EN12
Blanket
Tracker
Blankettracker
2
Blanket
Tracker
TableofContent
TABLEOFCONTENT........................................................................................................................................2
G
ENERALINFORMATION
..................................................................................................................................................3
S
ECURITYINFORMATION
..................................................................................................................................................3
D
ESCRIPTIONOFTHEFUNCTION
.....................................................................................................................................3
M
EASUREMENT
F
UNCTIONS
............................................................................................................................................3
S
ENSORBODY
.....................................................................................................................................................................3
UNPACKING........................................................................................................................................................4
Cablewinder.......................................................................................................................................................................4
HANDLINGANDINTERFACE.........................................................................................................................5
D
ESCRIPTIONOFTHE
D
ISPLAYIN
T
EXT
M
ODE
............................................................................................................6
D
ESCRIPTIONOFTHE
D
ISPLAYIN
P
ROFILE
M
ODE
......................................................................................................7
MAINMENU........................................................................................................................................................8
S
ETTINGS
............................................................................................................................................................................8
Threshold1(Fluff)..........................................................................................................................................................9
Threshold2(SludgeBlanket)..................................................................................................................................10
Maximumdepth..............................................................................................................................................................10
Blindzone..........................................................................................................................................................................10
Measuringmode.............................................................................................................................................................11
SETUP.............................................................................................................................................................................11
Language...........................................................................................................................................................................11
DepthUnit..........................................................................................................................................................................12
ConcentrationUnits......................................................................................................................................................12
Temperatureunits.........................................................................................................................................................12
Timeanddate..................................................................................................................................................................13
C
ALIBRATION
..................................................................................................................................................................14
ZeroSample......................................................................................................................................................................14
Conc.sample–SludgeSample.................................................................................................................................14
LabValue...........................................................................................................................................................................15
0mCal.Zerodepthcalibration.............................................................................................................................15
1mCal.–1mor39.4”depthcalibration...........................................................................................................15
L
OG
....................................................................................................................................................................................16
GETTINGSTARTED.......................................................................................................................................17
G
ETTINGSTARTEDWITHTHE
B
LANKET
T
RACKER
..................................................................................................17
SettingofMaximumdepth.........................................................................................................................................17
P
ROFILEMODE
................................................................................................................................................................18
S
AVEAPROFILE
..............................................................................................................................................................18
A
LARMVALUES
..............................................................................................................................................................18
MAINTENANCE...............................................................................................................................................19
Inspectionofthesensor...............................................................................................................................................19
C
HANGINGOF
B
ATTERIES
.............................................................................................................................................19
TROUBLESHOOTING...................................................................................................................................20
SPARES..............................................................................................................................................................20
CONTACTINFORMATION...........................................................................................................................21
WARRANTY.....................................................................................................................................................21
SPECIFICATION,PORTABLEBLANKETTRACKER..............................................................................22
3
Blanket
Tracker
Generalinformation
Itisofgreatimportancetoreadallpartsofthismanualpriortostartupofthe
instrument.IftheBlanketTrackerisnotusedandhandledaccordingtothismanual,
thenthelifeandfunctionalitymaybejeopardized,andallwarrantieswillbevoid.
Securityinformation
Thisinstrumentshouldbehandledbyqualifiedandauthorizedpersonnelonly.
Itismandatorytofollowallsecurityandotherroutinesthatapplyatsitewhen
usingtheBlanketTrackerintanksandbasins.
WithinEUitisprohibitedtodisposeofelectricandelectronicwasteinregular
wasteasthesemaycontainharmfulsubstances.Allelectricandelectronicwaste
mustbesortedandleftforrecycling.SuchproductsarelabeledwithanX‐marked
wastebin.Itisimportantthateveryonecooperateinordertosecureahighlevelwhenit
comestorecyclingandhelptosaveourenvironment.Ifsuchwastenotishandledand
recycledaccordingtoregulation(ECDirective2002/96/EC)theenvironmentaswellas
people’shealthmaybejeopardized.
Descriptionofthefunction
BlanketTrackerisaportableopticalsuspendedsolidsmeterdesignedtomeasure
sludgeblanketdepthandsuspendedsolidsinclarifiers,thickeners,aerationbasins,etc.
inwaterandwastewaterplants,aswellinotherfacilities.Itispossibletodisplay
measuredvaluesastextorasagraphicimageofthesludgeprofile.Twodifferentalarm
levelsforthesludgeblanketmaybesettoindicatefluffandsludgeblanketlevels.These
maybedisplayednexttothegraphicsludgeprofile.
MeasurementFunctions
TheBlanketTrackerisabletostoreupto250measurementsasagraphicprofile,each
withinformationabouttime,date,location,thatmaybenamedbytheuser(maximum
10characterse.g.Clarifier2;Thickener5,etc.)Eachprofilealsocontainsdataabout
blanketandfluffdepthsthatappliedforthespecificmeasurement.
Sensorbody
Thesensorbodycontainsopticsandelectronicsthatshouldnotbeexposedto
mechanicalabuseorhightemperatures.Ifthesensorbodyhasmechanicaldamages,
watermaypenetrateintothesensoranddestroytheelectronicsandoptics.Pleasesee
sectionMaintenanceformoreinformation.
4
Blanket
Tracker
Unpacking
Opentheinstrumentcaseandcheckthatnodamageshaveoccurredduringshipping.
Theinstrumentcaseshouldcontainthefollowingitemsplustheservicemanual,see
figure1.
fig1
Cablewinder
InordertofacilitatethehandlingoftheBlanketTrackeritissuppliedwithaSScable
winderthatisattachedtothebatterycase,seefig2.Itispossibletowinduppartorall
of33’cableonthewinder..ThecableislockedinplacewithanO‐ring,seefig3.
fig2fig3
5
Blanket
Tracker
HandlingandInterface
Thefollowingiconsshowthekeypadpushbuttonsanddescribetheirfunctions.
Opensthemainmenuorconfirms(enters)achoiceinthemenus.
Closesamenuchoicewithoutchanging,orexit’sone‐stepbackwards
inthemenutree(escapefunction).
Navigatesuponestepinthemenutreeorincreasesthevalueofa
chosennumberinamenu.
Navigatesdownonestepinthemenutreeordecreasesthevalueofa
chosennumberinamenu.
Theprofilebuttonalternatesbetweenmeasuringvaluesintextor
sludgeprofilepresentation.
Restartofameasurement.Atrestart,anewmeasuringwillbeinitiated
andreplacestheexistingvalue.Themeasuredvaluesmaybestoredatan
optionallocationinthelogfile.
Turnsonthebacklightfordisplayfortwominutes.
On/Offswitch.PressthebuttoninordertoturnonorofftheBlanket
Tracker.
6
Blanket
Tracker
DescriptionoftheDisplayinTextMode
Atstartup,thedisplayisshowninfig4anddescriptioninfig5.Valueforsolids
concentrationanddeptharedisplayedontheleftandalarmvaluesforfluff(6)and
sludgeblanket(7)withactualdepthforeachas(9)&(10)below.Depthsareshownas
Blinduntilalarmforeachconcentrationgoesoff.Plusdate,timeandtemperature
acrossthetop.
fig4
fig5
Depth
Solidsconcentration
Date,Time
Watertemperature
Batterylevel
Threshold1‐Fluff
Threshold2‐Sludge
Measuringlocation
Flufflevel
Blanketdepth
7
Blanket
Tracker
DescriptionoftheDisplayinProfileMode
WhenpressingtheProfilebuttonmarked thedisplaywillshowthesludgeprofile.
Seefig6below.Atanytimeduringameasurementitispossibletoswitchbetweentext
modeandprofilemodebypressingthebutton withoutaffectingthemeasuring
value.Generalinformationsuchassludgeconcentrationanddepthisalwaysshownin
eitherthetextorprofilemodeswindows.
fig6
fig7
Profiledisplayedinx=mg/land
y=depth
SolidsConcentration
Depth–current
Flufflevel
Blanketdepth
Maximumdepth
Sensorpositionduringdepth
measuringversusmax.depth
8
Blanket
Tracker
Mainmenu
Press toopenthemainmenu.Seefig8.
Use or topickthedesiredsubmenuandopenwith .
fig8
Settings
IntheSETTINGSmenu(fig9)itispossibletosetalarmvaluesforfluffandsludge
blanketconcentrations.Inthismenuthespan(maxdepth)measurementissettofitthe
profilescalemaximumdepth.Itisrecommendedtoseta”blindzone”sothatthesolids
concentrationmeasurementreadingstartjustbelowthewatersurfacelike1”orso
Thisisdonetoavoidopticallightreflectionsthatcouldotherwisecausefalsealarmof
fluffandblanketdepths.MeasureModeallowsyoutopickDEPTHforanormalclarifier
andHEIGHTforanupsidedownclarifierlikeaDAFsoyouaremeasuringfromthe
surfacedownforblanket.
fig9
9
Blanket
Tracker
Threshold1(Fluff)
ThisvaluedefinesthesolidsconcentrationthatindicatestheFLUFFlevel.The
concentrationmaybegivening/l,mg/l,%orppmFormoreinformationsee”Settings”.
Whenthepresetalarmvalueisreached,thenthiswillbeshownonthedisplayasFLUFF
LEVEL.Thesensitivityforfluffconcentrationisnormallysetat10%to25%ofthe
sludgeblanketalarmvalue.
fig10
Press toopenthemenuandselect”SETTINGS”confirmwith .Step
downwith andpick”Threshold1”with .Stepupwith ordown
with untildesiredconcentrationisobtained.Confirmandsteptonext
digitwith .Exitthemenuwith untiloneofthetwo
mainwindowsappear(textmodeorprofilemode).
10
Blanket
Tracker
Threshold2(SludgeBlanket)
ThisvaluedefinesthesolidsconcentrationthatdefinestheSLUDGEBLANKETLevel.
Theconcentrationmaybegivening/l,mg/l,%orppmFormoreinformationsee
”Settings”.Whenthepresetalarmvalueisreached,thenthiswillbeshownonthe
displayasSLUDGEBLANKETlevel.Inaclarifierthisconcentrationisnormallychoosen
tocorrespondwiththereturnsludge(RAS)concentration,e.g.5,000mg/l(ppm)andin
athickenere.g.7,000mg/l.
fig11
Press toopenthemenuandselect”SETTINGS”confirmwith .Step
downwith andselect”Thrreshold2”with .Stepupwith or
downwith untildesiredconcentrationisobtained.Confirmandstepto
nextdigitwith .Exitthemenuwith
untiloneofthetwomainwindosappear(textmodeorprofilemode).
Maximumdepth
Press toopenthemenuandselect“SETTINGS”.Confirmwith .Step
downwith andselect”MAXDEPTH”with .Toscalethe“MAX
DEPTH”spanthatisshownatprofilemeasurement,stepupwith or
downwith untildesiredvalue.Confirmwith .Exitthemenuwith
untiloneof
thetwomainwindowsappear(textmodeorprofilemode).
Blindzone
Press toopenthemenuandselect“SETTINGS”.Confirmwith .Step
downwith andselect”Blindzone”with .Toscalethe“Blindzone”
spanthatisshownatprofilemeasurement,stepupwith ordownwith
untildesiredvalue.Confirmwith .Exitthemenuwith untilone
ofthetwomainwindowsappear(textmodeorprofilemode).
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