SICK LFH Level probe Operating instructions

O P E R A T I N G I N S T R U C T I O N S

LFH

Pegelsonde

Level probe

Sonde de niveau

Sonda de nivel

ES

Betriebsanleitung

Operating instructions

Mode d’emploi

Manual de instrucciones

 2 ©SICKAG•Deutschland•IrrtümerundÄnderungenvorbehalten8013156/U878 /2010-05-01

Betriebsanleitung LFH

Contents Page 14-24 GB

1. Important details for your information

2. A quick overview for you

3. Signs, symbols and abbreviations

4. Function

5. For your safety

6. Packaging

7. Starting, operation

8. Maintenance

9. Troubleshooting

10. Storage, disposal

InhaltSeite3-13 D

1. WichtigeszuIhrerInformation

2. DerschnelleÜberblickfürSie

3. Zeichenerklärungen,Abkürzungen

4. Funktion

5. ZuIhrerSicherheit

6. Verpackung

7. Inbetriebnahme,Betrieb

8. Wartung

9. Störbeseitigung

10. Lagerung, Entsorgung

Contenu Page 25-35 F

1. Informations inportantes

2. Aperçu rapide

3. Explication des symboles,abréviations

4. Fonction

5. Pour votre sécurité

6. Emballage

7. Mise en service, exploitation

8. Entretien

9. Elimination de perturbations

10. Stockage, mise au rebut

Contenido Paginás 36-47 ES

1. Detallesimportantesparasuinformación

2. Resumen rápido para usted

3. Signos, símbolos y abreviaciones

4. Función

5. Para su seguridad

6. Embalaje

7. Puesta en servicio, funcionamiento

8. Mantenimiento

9. Eliminacióndeperturbaciones

10. Almacenaje,eliminacióndedesechos

Inhalt/Contents/Contenu/Contenido

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Operating Instructions LFH

14 ©SICKAG•Germany•Subjecttochangewithoutnotice8013156/U878 /2010-05-01

1. Important details for your information / 2. A quick overview

UseoftheproductinaccordancewiththeintendeduseLFH:

Usethepressuretransmittertotransformhydrostaticpressureintoanelectricalsignal.

1. Important details for your information

Readtheseoperatinginstructionsbeforeinstallingandstartingthepressuretransmitter.Keepthe

operatinginstructionsinaplacethatisaccessibletoallusersatanytime.

Thefollowinginstallationandoperatinginstructionshavebeencompiledbyuswithgreatcarebut

itisnotfeasibletotakeallpossibleapplicationsintoconsideration.Theseinstallationandopera-

tioninstructionsshouldmeettheneedsofmostpressuremeasurementapplications.Ifquestions

remainregardingaspecicapplication,youcanobtainfurtherinformation:

 Via our Internet address www.sick.com

Withspecialmodelnumber,pleasenotespecicationsinthedeliverynote.

Iftheserialnumberontheproductlabelgetsillegible(e.g.bymechanicaldamageorrepainting),the

retraceabilityoftheinstrumentisnotpossibleanymore.

SICKpressuretransmittersarecarefullydesignedandmanufacturedusingstate-of-the-arttech-

nology. Every component undergoes strict quality and environmental inspection before assembly

andeachinstrumentisfullytestedpriortoshipment.Ourenvironmentalmanagementsystemis

certiedtoDINENISO14001.

Knowledge required:

Installandstartthepressuretransmitteronlyifyouarefamiliarwiththerelevantregulationsand

directivesofyourcountryandifyouhavethequalicationrequired.Youhavetobeacquaintedwith

therulesandregulationsonmeasurementandcontroltechnologyandelectriccircuits,sincethis

pressuretransmitteris"electricalequipment“asdenedbyEN50178.Dependingontheoperating

conditionsofyourapplicationyouhavetohavethecorrespondingknowledge,e.g.ofaggressive

media.

2. A quick overview for you

If you want to get a quick overview, read Chapters 3, 5, 7 and 10.Thereyouwillgetsomeshort

safety instructions and important information on your product and its starting. Read these chapters

in any case.

8013156/U878 /2010-05-01 ©SICKAG•Germany•Subjecttochangewithoutnotice 15

Operating Instructions LFH

1. Important details for your information / 2. A quick overview

3. Signs, symbols and abbreviations / 4. Function

3. Signs, symbols and abbreviations

4. Function

LFH: Submersiblepressuretransmitterforlevelmeasurement

2-wire Twoconnectionlinesareintendedforthevoltagesupply.

  Thesupplycurrentisthemeasurementsignal.

3-wire Twoconnectionlinesareintendedforthevoltagesupply.

  Oneconnectionlineisintendedforthemeasurementsignal.

4-wire Twoconnectionlinesareintendedforthevoltagesupply.

  Twoconnectionlinesareintendedforthemeasurementsignal.

Thehydrostaticpressureprevailingwithintheapplicationistransformedintoastandardisedelec-

tricalsignalthroughthedeectionofthediaphragm,whichactsonthesensorelementwiththe

powersupplyfedtothetransmitter.Thiselectricsignalchangesinproportiontothehydrostaticpres-

sure and can be evaluated correspondingly.

Potential danger of life or of

severe injuries.

Notice, important information,

malfunction.

Theproductcomplieswith

theapplicableEuropean

directives.

Warning

Operating Instructions LFH

16 ©SICKAG•Germany•Subjecttochangewithoutnotice8013156/U878 /2010-05-01

5. For your safety

 Selecttheappropriatepressuretransmitterwithregardtoscalerange,perfor-

manceandspecicmeasurementconditionspriortoinstallingandstartingthe

instrument.

 Observetherelevantnationalregulations(e.g.:EN50178)andobservethe

applicablestandardsanddirectivesforspecialapplications(e.g.with 

dangerousmediasuchasacetylene,ammablegasesorliquidsandtoxicgases

orliquidsandwithrefrigerationplantsorcompressors).Ifyoudonotobservethe

appropriateregulations,seriousinjuriesand/ordamagecanoccur!

 Openpressureconnectionsonlyafterthesystemiswithoutpressure!

 Pleasemakesurethatthepressuretransmitterisonlyusedwithintheoverloadthresholdlimit

allthetime!

 Observetheambientandworkingconditionsoutlinedinsection7"Technicaldata”.

 Ensurethatthepressuretransmitterisonlyoperatedinaccordancewiththeprovisionsi.e.as

describedinthefollowinginstructions.

 Donotinterferewithorchangethepressuretransmitterinanyotherwaythandescribedin

theseoperatinginstructions.

 Removethepressuretransmitterfromserviceandmarkittopreventitfrombeingusedagain

accidentally, if it becomes damaged or unsafe for operation

 Takeprecautionswithregardtoremainingmediainandatremovedpressuretransmitter.

Remainingmediainandatthepressuretransmittermaybehazardousortoxic!

 Haverepairsperformedbythemanufactureronly.

 Open circuit before removing connector / cover.

Warning

8013156/U878 /2010-05-01 ©SICKAG•Germany•Subjecttochangewithoutnotice 17

Operating Instructions LFH

5. For your safety

6. Packaging / 7. Starting, operation

6. Packaging

Haseverythingbeensupplied?

Checkthescopeofsupply:

 Completely assembled level probe

 Inspectthepressuretransmitterforpossibledamageduringtransportation.Shouldthere

beanyobviousdamage,informthetransportcompanyandSICKwithoutdelay.

 Keepthepackaging,asitoffersoptimalprotectionduringtransportation(e.g.changing

installationlocation,shipmentforrepair).

 Ensurethattheconnectioncontactswillnotbedamaged.

7. Starting, operation

Diaphragmtestforyoursafety

Itisnecessarythatbeforestartingthepressuretransmitteryoucheckthediaphragm,asthisisa

safety-relevant component.

 Payattentiontoanyliquidleakingout,forthispointstoadiaphragmdamage.

 Usethepressuretransmitteronlyifthediaphragmisundamaged.

 Usethepressuretransmitteronlyifitisinafaultlessconditionasfarasthe

safety-relevant features are concerned.

 Theprotectioncap(A)protectstherecesseddiaphragm(B)fromdamageduringtrans-

portandimmersion.Removetheprotectioncapifusedwithhighlyviscousorcontami-

nated media.

 Anadditionalstrainreliefisnotnecessarybecausethecablehasamax.tensile

strengthof1000N(500NwithFEP).

 Anyingressofliquidsormoistureintotheopenendoftheventilationtubeofthe

connectioncableshallbeavoided.Wherenecessary,aventtubeltershallbeatta-

ched.

 Specicallytheconnectioncableistobehandledwithgreatcare.Anydamagehastobe

avoided by all means.

Warning

Operating Instructions LFH

18 ©SICKAG•Germany•Subjecttochangewithoutnotice8013156/U878 /2010-05-01

7. Starting, operation

Serial No.

Part No.

Productlabel(example)

 Operatethepressuretransmitterwithashieldedcableandgroundtheshieldatleaston

onesideofthecable,ifthecableislongerthan30m(2-wire)or3m(3-or4-wire),orifitis

runoutsideofthebuilding.

 Usepowersupplieswhichguaranteereliableelectricalisolationoftheoperatingvoltage

asperIEC/DINEN60204-1.ConsideralsothegeneralrequirementsforPELVcircuitsin

accordancewithIEC/DINEN60204-1.AlternativeforNorthAmerica:Theconnectionmay

alsobemadeto"Class2Circuits“or"Class2PowerUnits“accordingtoCEC(Canadian

ElectricalCode)orNEC(NationalElectricalCode).

 Theremustbenodifferencesinpotentialbetweenmedium/tankandthegroundingofthe

junctionboxandthecontrolcabinetwhentheshieldofthecableisapplied.

 Ingress protection IP 68 per IEC 60529

 Pleasemakesurethattheendsofcablesdonotallowanyingressofmoisture.

Electrical connection

Generallytheserialnumberontheproductlabelapplies.

←

→

Mechanicalconnection

(B)

(A)

8013156/U878 /2010-05-01 ©SICKAG•Germany•Subjecttochangewithoutnotice 19

Operating Instructions LFH

L

+

/Q

A

M

L

+

M

Q

A

7. Starting, operation

Generallytheserialnumberontheproductlabelapplies.

7. Starting, operation

Load(e.g.display)

Power supply

L

+

/Q

A

Positive supply / measurement connection

M Negative supply / measurement connection

Vented PUR-cable tensile

strength1000N

(500NwithFEP-cable)

3-wire2-wire

brown

green

brown

green

white

grey/shieldgrey/shield

blue/shield

Pt-100-element

4-wire

grey

red

black

yellow

Operating Instructions LFH

20 ©SICKAG•Germany•Subjecttochangewithoutnotice8013156/U878 /2010-05-01

4)

Onlywithenhancedversion.

5)

UseNECClass02powersupply(lowvoltageandlowcurrentmax.100VAevenunderfaultconditions)

Pressure ranges LFH

Pressure ranges in bar

1)

0.1

2)

0.16

2)

0.25 0.4 0.6 1 1.6 2.5 4 6 10 16

2)

25

2)

Over pressure safety 1 1.5 2 2 4 5 10 10 10

3)

/17

10

3)

/35

10

3)

/35

35 35

Burst pressure 2 2 2.4 2.4 4.8 6 12 12 12

3)

/20.5

12

3)

/42

12

3

)

/42

42 42

1)

1 bar = 10.2 mH

2

O(meterwatercolumn)

2)

Onlywithenhancedversion.

3)

WithstandardversionandenhancedversionwithFEPcable.

Technicaldata LFH

Materials

■Wettedparts Stainless steel

■Pressureconnection/diaphragm Stainless steel

■Protectioncap PA

■Cable PUR(tensilestrength1000N),FEPoptionalavailable(tensilestrength500N)

4)

Supply voltage 10...30VDC

14...30VDCwithoutputsignal0...10V

4)

Power supply 4 … 20 mA, 2-wire R

A

≤(L+-10V)/0.02A-(0.14xcable

lengthinm)[Ohm]

0 … 10 V, 3-wire optional

4)

R

A

>100kOhm

0 … 5 V, 3-wire optional

4)

R

A

>100kOhm

Pt 100, 4-wire optional

4)

I max. = 3 mA, I meas. = 1 mA

Dielectricstrength 500VDC

5)

7. Starting, operation

8013156/U878 /2010-05-01 ©SICKAG•Germany•Subjecttochangewithoutnotice 21

Operating Instructions LFH

Technicaldata LFH

Accuracy

1)

≤0.5%ofspan

withstandardversionandenhancedversionwithp<0.25bar

≤0.25%ofspanwithenhancedversionp≥0.25bar

Non-linearity ≤0.2%ofspan(BFSL)accordingtoIEC61298-2

Non-repeatability ≤0.1%ofspan

1-year stability ≤0.2%ofspan(atreferenceconditions)

Permissible temperature of

■Medium -10 ... +50 °C -10...+85°CwithenhancedversionwithFEPcable

■Storage -30 ... +80 °C

Compensated temp range 0 ... +50 °C

Temperaturecoefficientswithincompensatedtemperaturerange

■MeanTCofzero ≤0.2%ofspan/10K(<0.4%forpressureranges≤250mbar)

■MeanTCofrange ≤0.2%ofspan/10K

CE- conformity

■EMCdirective 2004/108/EC, EN 61326-2-3

Wiring protection

■Protection class III

■Short-circuitproofness Q

A

towards M

■Reversepolarityprotection L

+

towards M

SurgeprotectionEN61000-4-5(1.5J)optional

2)

Weight

■Levelprobe Standard:Approx.0.18kg Enhanced:Approx.0.20kg

■Cable Standard:Approx.0.08kg/m Enhanced:Approx.0.08kg/m

1)

Includingnon-linearity,hysteresis,zeropointandfullscaleerror(correspondstoerrorofmeasurementperIEC61298-2).

Adjustedinverticalmountingpositionwithlowerpressureconnection.

2)

Onlywithenhancedversion.

7. Starting, operation

Operating Instructions LFH

22 ©SICKAG•Germany•Subjecttochangewithoutnotice8013156/U878 /2010-05-01

Functional test

 Observetheambientandworkingconditionsoutlinedinsection7„Technical

data".

 Pleasemakesurethatthepressuretransmitterisonlyusedwithintheoverload

thresholdlimitatalltimes!

Theoutputsignalmustbeproportionaltothepressure.Ifnot,thismightpointtoadamageof

thediaphragm.Inthatcaserefertochapter10„Troubleshooting“.

7. Starting, operation / 8. Maintenance, accessories

8. Maintenance

 SICK pressure transmitters require no maintenance.

 Haverepairsperformedbythemanufactureronly.

9. Troubleshooting

Donotinsertanypointedorhardobjectsintothepressureportforcleaningtoprevent

damagetothediaphragm.

 Takeprecautionswithregardtoremainingmediainandatremovedpressure

transmitters.Remainingmediamaybehazardousortoxic!

 Removethepressuretransmitterfromserviceandmarkittopreventitfrom

being used again accidentally, if it becomes damaged or unsafe for operation.

 Haverepairsperformedbythemanufactureronly.

Pleaseverifyinadvanceifpressureisbeingapplied(valves/ballvalveetc.open)andiftheright

voltagesupplyandtherighttypeofwiring(2-wire/3-wire/4-wire)hasbeenchosen.

Warning

8013156/U878 /2010-05-01 ©SICKAG•Germany•Subjecttochangewithoutnotice 23

Operating Instructions LFH

Failure Possible cause Procedure

Signal span dropping off/too small

Diaphragmisdamaged,e.g.through

impact,abrasive/agressivemedia;corro-

sionofdiaphragm/pressureconnector;

transmissionuidmissing.

Contactthemanufacturerandreplacethe

instrument

Signal span drops off Moisturepresent(e.g.atthecabletail) Installthecablecorrectly

Signal span erratic or incorrect Workingtemperaturetoohigh/toolow

Ensure permissible temperatures as per

theOperatingInstructions

Abnormalzeropointsignal

Mediumorambienttemperaturetoohigh/

too low

Controltheinternaltemperatureofthe

instrumentwithinthepermissiblerange;

observetheallowabletemperatureerror

(seeOperatingInstructions)

Diaphragmisdamaged,e.g.through

impact,abrasive/agressivemedia;corro-

sionofdiaphragm/pressureconnector.

Replace instrument

Workingtemperaturetoohigh/toolow

Ensure permissible temperatures as per

theOperatingInstructions

Zeropointsignalunstable/toolow/high Moisturepresent(e.g.atthecabletail)

Installthecablecorrectly,

lterelementinsertion

Hot instrument case surface

Permissible ambient or medium tempera-

ture exceeded

Ensure permissible ambient/medium

temperaturelimitsareobserved(see

OperatingInstructions)

7. Starting, operation / 8. Maintenance, accessories 9.Troubleshooting

*) Makesurethataftertheassemblytheunitisworkingproperly.Incasetheerrorcontinuestoexist.

Iftheproblempersists,contactoursalesdepartment.

Operating Instructions LFH

24 ©SICKAG•Germany•Subjecttochangewithoutnotice8013156/U878 /2010-05-01

9.Troubleshooting/10.Storage,disposal

Non-risk declaration (for returned goods)

Purge/cleandismountedinstrumentsbeforereturningtheminordertoprotectouremployeesand

theenvironmentfromanyhazardcausedbyadherentremainingmedia.

Serviceofinstrumentscanonlytakeplacewhenanon-riskdeclarationhasbeensubmittedand

fullylled-in.ThisReturnFormcontainsinformationonallmaterialswithwhichtheinstrumenthas

comeintocontact,eitherthroughinstallation,testpurposes,orcleaning.Youcanndthenon-risk

declarationonourinternetsitewww.sick.com).

10. Storage, disposal

Whenstoringordisposingofthepressuretransmitter,takeprecautionswith

regard to remaining media in removed pressure transmitters. We recommend

cleaningthetransmitterproperlyandcarefully.Remainingmediaatthedevice

maybehazardousortoxic!

Disposal:Disposeofinstrumentcomponentsandpackagingmaterialsinaccordancewith

therespectivewastetreatmentanddisposalregulationsoftheregionorcountrytowhichthe

instrument is supplied.

SICKreservestherighttoalterthetechnicalspecications.

Storage:Mounttheprotectioncapwhenstoringthepressuretransmitterinordertoprevent

anydamagetothediaphragm.

Warning

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Transmisordepresión         LFH

42 ©SICKAG•Germany•Subjecttochangewithoutnotice8013156/U878 /2010-05-01

Datos técnicos LFH

Material

■ Piezasencontactoconelmedio Acero CrNi

■ Conexiondepresión/membrana Acero CrNi

■ Capuchónprotector PA

■ Cable PUR(resistenciaatracción1000N),FEPoptional(resistenciaatrac-

ción500N)

4)

Energía auxiliar 10...30VDC

14...30VDCconsalida0...10V

4)

Señaldesalida 4...20mA,2-hilos R

A

≤(L+-10V)/0,02A-(0,14x

cableenm)[Ohm]

0...10V,3-hilos

4)

optional R

A

>100kOhm

0...5V,3-hilos

4)

optional R

A

>100kOhm

Pt-100,4-hilos;IEC60751

4)

Imáx = 3 mA, Imed = 1 mA

Pruebaderigidezdieléctrica 500VDC

5)

4)

Conenhancedversion.

5)

NECClass02energiaauxilair(límitedepotenciamáx.100VAtambiénencondicióndeerror)

1)

1 bar = 10,2 mWS

2)

Conenhancedversion

3)

ConstandardversionyconenhancedversionconFEPcable.

Rango de medición LFH

Rangodemedición 0,1

2)

0,16

2)

0,25 0,4 0,6 1 1,6 2,5 4 6 10 16

2)

25

2)

Límite de sobrecarga 1 1,5 2 2 4 5 10 10 10

3)

/

17

10

3)

/

35

10

3)

/

35

35 35

Presiónderotura 2 2 2,4 2,4 4,8 6 12 12 12

3)

/

20,5

12

3)

/

42

12

3)

/

42

42 42

7. Puesta en servicio, funcionamiento

Transmisordepresión         LFH

Datos técnicos LFH

Precisión

1)

≤0,5%delrangoconstandardversionyenhancedversionconp<0,25bar

≤0,25%delrangowithenhancedversion

p≥0,25bar

No-Linealidad ≤0,2%delrango(BFSL)conformeaIEC61298-2

No-repetibilidad ≤0,1%delrango

Estabilidadalaño ≤0,2%delrango(concondicionesdereferencia)

Rangos de temperatura admisibles

■ Fluido -10 ... +50 °C -10...+85°CconenhancedversionwithFEPcable

■ Almacenamiento -30 ... +80 °C

■ Rango de temp. compensado 0 ... +50 °C

Coeficientes de temperatura en el rango de temperatura compensado

■ CT medio del punto cero ≤0,2%delrango/10K(<0,4%pararangosdemedición≤250mbar)

■ CT medio del rango ≤0,2%delrango/10K

CE- Indicativo

■ CEM-Directiva 2004/108/EC, EN 61326-2-3

Tiposdeproteccióneléctrica

■ Gradodeprotección III

■ Resistencia a cortocircuitos Q

A

contra M

■ Proteccióncontrapolaridad

inversa

L

+

contra M

ProteccióncontrasobretensionesEN61000-4-5(1,5J)optional

2)

Peso

■ Sonda de nivel Standard:Aprox.0,18kgEnhanced:Aprox.0,20kg

■ Cable Standard:Aprox.0,08kg/mEnhanced:Aprox.0,08kg

1)

No-Linealidad,histéresisyerrordepuntoceroyspanincluidas(correspondientealerrordemediciónsegúnIEC61298-2).

Ajusteconposiciónverticaldeinstalación,conexióndepresiónhaciaabajo.

2)

Conenhancedversion.

7. Puesta en servicio, funcionamiento

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Transmisordepresión         LFH

9.Eliminacióndeperturbaciones/10.Almacenaje,eliminacióndedesechos

Notas

SICKAG|Waldkirch |Germany|www.sick.com

8013156/U878/2010-05-01∙DIV09/∙PrintedinGermany(2010-05)∙Subjecttochangewithoutnotice

Thespeciedproductfeaturandtechnicaldatadonotrepresentanyguarantee∙

Australia

Phone +61394974100

1800 33 48 02 – tollfree

E-Mail [email protected]

Belgium

Phone +32(0)24665566

E-Mail [email protected]

Brasil

Phone +55113215-4900

E-Mail [email protected]

Ceská Republika

Phone +420257911850

E-Mail [email protected]

China

Phone +852-27636966

E-Mail [email protected]

Danmark

Phone +4545826400

E-Mail [email protected]

Deutschland

Phone +492115301-301

E-Mail [email protected]

España

Phone +34934803100

E-Mail [email protected]

France

Phone +33164623500

E-Mail [email protected]

Great Britain

Phone +44(0)1727831121

E-Mail [email protected]

India

Phone +91–22–40338333

E-Mail [email protected]

Israel

Phone +972-4-999-0590

E-Mail [email protected]

Italia

Phone +3902274341

E-Mail [email protected]

Japan

Phone +81(0)333581341

E-Mail suppor[email protected]

Nederlands

Phone +31(0)302292544

E-Mail [email protected]

Norge

Phone +4767815000

E-Mail [email protected]

Österreich

Phone +43(0)223662288-0

E-Mail off[email protected]

Polska

Phone +48228374050

E-Mail [email protected]

Republic of Korea

Phone +82-27866321/4

E-Mail kang@sickkorea.net

Republika Slovenija

Phone +386(0)1-4769990

E-Mail off[email protected]

România

Phone +40356171120

E-Mail off[email protected]

Russia

Phone +74957750534

E-Mail info@sick-automation.ru

Schweiz

Phone +41416192939

E-Mail [email protected]

Singapore

Phone +6567443732

E-Mail [email protected]

Suomi

Phone +358-9-2515800

E-Mail [email protected]

Sverige

Phone +46101101000

E-Mail [email protected]

Taiwan

Phone +88622375-6288

E-Mail [email protected]

Türkiye

Phone +902165877400

E-Mail [email protected]

United Arab Emirates

Phone +97148865878

E-Mail [email protected]

USA/Canada/México

Phone +1(952)941-6780

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