Keller America Inc User’s Guide Rev. 07/19
Keller America Inc User’s Guide Rev. 07/19
VI. Opons /Accessories:
Titanium Construcon -OponalfortheAcculevelandPreciseline.Highlyrecommend-
edforbrackishandseawaterapplicaons.
External Surge Protector-Recommendedforlightning/surgeproteconofuser’spower
supply/readout/PLC,etc.TobeusedinconjunconwithLevelgage,Acculevel,LevelRat,
Econolevel,Microlevel,Nanolevel,Valueline,orPreciselinetransmiers.
½” NPT Pipe conduit ng -½”NPTmaleng,allowsrigidmounngto½”conduitfor
Levelgage,Acculevel,orLevelRatsubmersibletransmiers.Itcanalsobeaddedtoour
PreciselineandValuelinepressuretransmiers.
Drying Tube Assembly-Cleartubelledwithindicangdesiccant,aachesdirectlyto
cableventtube,interceptswatervapor.Highlyrecommendedwhenoperangisinhigh
humiditycondions.Mustbeperiodicallyrenewedasdesiccantbecomessaturated,
turningcolorfromblue(dry)topink(saturated).
Bellows Assembly-Alternavetothedryingtube,thisaneroidbellowsaachesto
cableventtubeandrequiresnoperiodicmaintenance.Notethattheuseofthebellows
resultsinaclosedreferencepressuresystemsubjecttozeroshierrorsinducedby
changingtemperaturesofupto0.0004psi/ºC.Notrecommendedforusewithaccuracy
requirementsof±0.25%FSorbeer,orranges<2psi.
Electrical Connectors -mPm393isoponalfortheEconoline,DIN43650andMIL-C
26482areoponalforValuelineandPreciseline.ThemPm393andMIL-C26482mang
connectorsfeaturesoldercupswhiletheDIN43650incorporatesscrewterminals.
RS485 Converter/Cable -FortheuserwhowishestocommunicatewiththeirAcculevel,
LevelRat,Nanolevel,Microlevel,orPreciselinetransmierviatheRS485digitalinterface.
AvailableinRS232andUSBversions,alongwithcableadapters,asneeded,andCCS30
Soware(alsoavailablefordownload,freeofchargefromwww.kelleramerica.com).
Consultfactoryfordetails.
Terminaon Enclosure-Convenientoponcomplemennggauge-typepressure/level
transmiers,whereitisdesiredtoterminatethetransmiercableclosetothemea-
surementpoint.ItincludesaNEMA4Xclearfrontenclosure(7.9X4.7X3.5inches)with
two,liquid-ghtcablengs(onein,oneout),aterminalstrip,andampleroomfor
mounngadryingtubeorbellowsassembly.
Stabilizing Weight-ZincpropshaanodeadaptedtotØ21mmO.D.ofLevelgage,
Acculevel,andLevelRatsubmersibleleveltransmiers.Aidsincorrosionresistanceas
wellashelpsensurethatthecableremainstautinturbulentcondions.
Cable Hanger-Singleeyefor0.230”diametercable.Designedtogripthecablejacket
andprovideasuspensionpointforinstallaonofcabledtransmiers.
Pressure Test Adapters -Designedtofacilitatecalibraonandmaintenancetesng,
thesespecialtyadaptersallowforconneconofthevariousKellerleveltransmierstoa
pressurecalibrator.
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Econolevel-TheEconolevelbyKellerisalowcostgeneralpurposesubmersiblelevel
transmierdesignedforhighvolumeapplicaons.Itisavailableinnominalpressure
rangesfortankandwelllevelmonitoringapplicaons.TheEconolevelprovidesa
4…20mAanalogoutputthatiscompablewithmostSCADAsystemsandPLCs.Mini-
mumorderquanesapply.
IV. Product Overview cont’d - Pressure Transmiers
Econoline-TheEconolinebyKellerisalowcostgeneralpurposepressuretransmier.It
isavailableinnominalpressurerangesbetween5psiand10,000psiandwithathreaded
¼”NPTpressureconnecon.Idealfortankandpipepressuremonitoringapplicaon,it
provideseither4…20mAor0.5…4.5VDC(raometricornon-raometric)analogoutputs
thatarecompablewithmostSCADAsystemsandPLCs.
Valueline-TheValuelinebyKellerisahighlyversaleandaccuratepressuretransmier.
Itisavailableincustompressurerangesfrom0…2through0…15,000PSIandyourchoice
ofelectricalconneconsincludingaachedcable,DIN43650,andMIL-C-26482connec-
tors.Theaachedcableversionisfullysubmersible,makingittheidealchoicewhen
installedinavalvepitorotherenvironmentpronetoperiodicooding.TheValueline
alsocarriestheNSF61andNSF372approvalsfordrinkingwaterapplicaons.
Preciseline -ThePreciselineisourmostaccurateabove-groundpressuretransmier.
Withstandardaccuracyof0.25%BRTEBandoponal0.1%BRTEB,a¼”NPTpressure
connecon,anddualoutputs(analoganddigital)thePreciselineoersversalityin
designandapplicaon.LiketheAcculevel,theanalogoutputcanberescaledviathe
RS485interface.TheRS485interfacealsoallowstemperaturedatatoberetrievedifthe
applicaondemands.LiketheValueline,thePreciselineisincludedintheNSF61and
372approvals.
Preciseline SDI-ThePreciselineSDIishighlyprecisepressuretransmierthatisavail-
ablewithSDI-12orRS485digitalcommunicaonprotocols.Itisavailablewithstandard
accuracyof±0.1%FSTEBinrangesupto900WCandoponalUSGSOSWaccuracy
forrangesupto70WC.ItcomeswithyourchoiceofaachedcableorMIL-C-26482
connectorelectricalconnecons.Thecableversionisfullysubmersible,makingitthe
idealchoiceinenvironmentspronetoperiodicooding,whiletheNSF61andNSF372
approvalsmakethePreciselineSDIsuitableforuseindrinkingwaterapplicaons.
V. Lightning / Surge Protecon:
Asofthiswring,Kelleristheonlypressure/leveltransmiermanufacturerintheworld
toprovide,atnoaddionalcharge,alifemewarrantyagainstdamagecausedbylight-
ningand/orelectricalsurge.Thisguaranteeappliestothe4…20mAoutput
versionofthefollowingproducts:Levelgage,Acculevel,LevelRat,Microlevel,Valueline,
andPreciseline.Thiswarrantyapplieseveninthecaseofadirectlightningstrike.The
user’sliabilityislimitedtoshippingcoststoKellerAmerica.
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