I n s t a l l a t i o n M a n u a l

A Member of the

Integrated Meter ing Technologies

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1.0 General and Safety• Donotinstall,operateormaintainthisflowmeterwithoutreading,understandingandfollowingthefactory-suppliedinstructions.Otherwise,injuryordamagemayresult.

• Readtheseinstructionscarefullybeforebeginninginstallationandsavethemforfuturereference.• Observeallwarningsandinstructionsmarkedontheproduct.• Considerhandlingandliftinginstructionstoavoiddamage.• Iftheproductdoesnotoperatenormally,refertotheserviceinstructionsortoaqualifiedARADserviceengineer.• Therearenooperator-serviceablepartsinsidethisproduct.

2.0 Product Liability and Warranty

Arad’sstandardproducts(the“Products”)aresoldtoCustomerandarepurchasedbyCustomerunderthetermsofwarrantysetforthhereinbelow:

1.AradwarrantsthattheProductsshall,underconditionsofnormaluseandwhenproperlyinstalled,administered,appliedandmaintained,befreefromdefectsinmaterialandworkmanship(the“Warranty”),foraperiodof12monthsfollowingdeliverythereoftoCustomer(the“Warranty Period”).

2.Arad’ssoleobligationandliabilityundertheWarrantyshallbelimitedtothereplacement,therepairortherefundoftheoriginalpurchaseprice,atArad’ssolediscretion,ofanydefectiveProductswhichareprovennottoconformtotheProducts’specificationandwhicharereturnedtothefactoryorservicecenterdesignatedbyAradduringtheWarrantyPeriodbytheCustomeraftercompletingafailurereport.AllprovidedthatwrittennoticeofsuchdefectisgivenbytheCustomertoAradwithin21daysafterdiscoverythereof.FreightcosttosuchfactoryorservicecenterwillbepaidbytheCustomerandfreightcostfromsuchfactoryorservicecentertoCustomerwillbepaidbyArad.

3.AradwillnotberesponsibleforandwillhavenoobligationundertheWarrantytoanynon-conformityoftheProducts,caused,inwholeorinpart,asaresultofmisuse,abuse,tamperingwithormodificationofanyoftheProductsand/orbyaccidents,faultornegligence,improperadministration,applicationand/oruse,installation,service,repairand/ormaintenanceoftherelevantProducts,byactofvandalismorbyanycauseswhatsoever(includingbutnotlimitedtoenvironmentalconditions)thatareexternalthereto.

4.Theforegoingwarrantyisalimitedwarrantyandisexclusiveandinlieuofallotherwarranties,expressorimplied,including,butnotlimitedto,theimpliedwarrantiesofmerchantabilityandfitnessforaparticularpurposeandshallconstitutetheCustomer’ssoleandexclusiveremedywithrespectthereto.ReplacementorrepairinthemannerprovidedabovewillconstitutefulfillmentofallofArad’sobligationswithrespecttothequalityandperformanceoftheproducts.Nodealer,distributor,agentoremployeeofeitherAradorcustomerisauthorizedtomodifythesewarranties.SuchmodificationshallbenullandvoidandshallnotbindAradforanyandallpurposes.

5.Exceptandtotheextentprovidedunderthewarranty,innoeventshallAradbeliable,whetherincontract,tortorotherwise,foranydamages,whetherdirectorindirect,consequential,incidental,specialorpunitive,resultingfromanydefectintheproducts,including,withoutlimitation,lossofprofits,business,income,anticipatedsavings,goodwillorothercommercialloss,evenifAradhadbeenadvisedofthepossibilityofsuchdamages,excepttotheextentthatsuchliabilitymaynotlawfullybeexcluded.

Customershallbesolelyresponsiblefortheselection,use,efficiencyandsuitabilityoftheProducts.

3.0 Items Included With Order:• OneOCTAVEultrasonicflowmeter,sizeasindicatedonthepackagingbox,piecedtogetherintoacompletecompactsystem(flowtubepluselectronics).

• OneOUTPUTmodule,eitherdigitaloranalog(basedonthecustomer’sorder).

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4.0 Supplied Documentation:• Condensedinstallationandusermanual.• Reportoffactorymetersettings.• Certificateofcalibrationdata.

5.0 Unpacking and Inspection• Thisproducthasbeenthoroughlyinspectedandtestedbeforeshipmentandisreadyforoperation.• Aftercarefullyunpackingthemeter,inspectforshippingdamagebeforeattemptingtoinstall.Ifanyindicationofmechanicaldamageisfound,immediatelycontacttheresponsibletransportationserviceandyourlocalARADLTD.representative.

6.0 System Description and Measurement Method • TheOCTAVE’smeasurementmethodisbasedonanultrasonic,transit-time,dual-beamsensorswhichdeterminesthelengthoftimeittakesanultrasonicsoundwavetotravelthedistancebetweenthetwosensorslocatedonthemeter’sbody.Thesensorsfunctionasboththesenderandthereceiver,eachonealternatingthesefunctionssothattheultrasonicwavetravelsbothwithandagainstthedirectionoftheflow.Sincetheultrasonicwavetravelssloweragainsttheflowthanwiththeflow,thetimedifferenceoftwowavestravelingwithandagainsttheflowleadstodeterminingthevelocityofthewater.

• TheOCTAVEultrasonicflowmeterisabattery-poweredprecisionflowmeterdesignedforlinear,bidirectionalflowmeasurementofwater.

• Flowmeasurementvaluescanbetransferredthroughthestandardcomminucation-digitaloranalogoutput.• TheOCTAVEcanbesetupforawiderangeofapplications.

7.0 Mechanical DataMaximum Working Pressure 16 bar

Liquid Temperature 0.1 up to 50 º C

Precision Class ISO 4064 rev.2005, Accuracy class 2

Configuration Compact - The display is built in to the unit

Power Source 2 D size Li-battery: 10 years life time

Environmental Protection IP 68, Ambient operation temp. -25°C up to +55°C

Display Units Multi line 9 digit LCD display (Flow rate and volume units are programmable)

Volume Display Options1. Net (Forward less reverse)2. Forward only3. Forward & reverse alternating

Outputs (optional)

4-20mA (powered loop)Dual digital pulses process (open collector)Dry Contact Encoder output

Coupling Threads (only 11/2” and 2”) BSP (See also instructions for installation of Octave with polymer body)

Connections Flanges according to ISO, BS 10 and ANSI 150

Severity levels Mechanical class M1 Electromagnetic environment class E1

Pressure Loss ΔP 16

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8.0 Mechanical Installation8.1 Handling the Flow Meter

Importanthandlinginformation:• DonotlifttheOctavebytheelectronichousing.• DonotcarrytheOctavebyitslid.• DonotplacetheOctaveontheelectronichousing.• WhenhandlingtheOctave,avoidhardblows,joltsorimpacts.

8.2 Installation: Location and PositionRecommended installation Conditional installation Wrong installation

Recommended:Ifthisisnotthehighestpointinthesystemorahydraulicjumphasbeeninstalledtokeeptheflowmeterfull.

Not recommended:Ifthisisthehighestpointinasystemorifpipelineand/orflowmeterissubjecttobeingemptiedbetweenusesavoidthisinstallation.

Dimensions

H

L B

h

Model Octave

Nominal size (mm) 40 Threaded 50 Threaded 50 65 80 100 150 200 250 300

(inch) 1½ Threaded 2 Threaded 2 2.5 3 4 6 8 10 12

L – Length without couplings(mm) 300 300 200 200 225 250 300 350 449 499

W – Width(mm) 113 113 165 185 200 220 285 340 406 489

H – Height(mm) 155 155 194 210 210 223 282 332 383 456

h – Height(mm) 35 35 40 90 90 103 140 165 203 245

Weight (kg) - cast iron body 8 9 11.5 13 15 32 45 68 96

Weight(kg) -polymerbody 1.4 1.45

FlowDire

ction

FlowDirection

FlowDire

ction

FlowDirection

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2 DN

2 DN

2DN

2DN FlowDirection

2DN

10DN

FlowDir

ection

2DN

FlowDire

ction

2DN

FlowDir

ection

2DN

2DN

FlowDir

ection

The Following Examples are Arad’s Recommendations For Achieving Top Performance

Minimumoften(10)pipediametersafterpumps

Minimumoftwo(2)pipediametersafterstrainers

Minimumoftwo(2)pipediametersbeforeTconnections

2pipediametersbeforeandafterelbows(90°)inverticalinstallations

2pipediametersbeforeandafterelbows(90°)

Minimumoftwo(2)pipediametersbeforeandafter

• WheninstallingtheOctavedownstreamofanyhydrauliccomponent(valve,pump)therecommendedinstallationrequirementsarenolessthanthedrawingsrecommendations.

Forupstream&downstreamstraightpipespleaseuseasmuchasinstallationsitewillallow(thelongerthebetter)

• WheninstallingPressureBreakerafterthemeter-thepipelengthshouldbeatleast2pipediameter(thelongerthebetter).

FlowDir

ection

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1. ItisrecommendedthatthemeterwillNOTbeinstalledinthemiddleofthesystem,sothemeterwillnotsufferfromtheloadofalltheinstalledfixtures.

9.0 Polymeric Octave Installation – General InstructionsPleasefollowthegeneralinstructionsforwatermeters(CheckValve,upstream&downstreamandsystemflushingonnewinstallations).

Existingandnewinstallations:

2.ItisrecommendedthatatleastonesideofmeterwillbeconnectedtoaPVC(orplastic)pipe.

1mmmax

Rubbergasket

4.Whenusingstandardtailpiece,pleaseuserubbergasketsonly(notfiberglass)!Afteraddingthegasketsthegapbetweentheendconnectionandthemetershouldnotexceed1mm.Pleaseunscrewtheendconnectioninordertokeeptherecommendeddistance.

• Please do not use force in order to close the gap.• Pleasedon’tdoanyweldingwhilethemeterisconnectedtothepipe.

3.Pleasemakesurethattheendconnectionsareparallelandinlinetoeachother.

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PlasticendconnectionSupport

5.Ifitisnotpossibletouseplasticconnectionsononesideofthemeter,pleaseconsidertheuseofour flexible couplings.ThesecouplingswereespeciallydevelopedforthepolymericOctavemeters.Youwillneedtousethiscouplingonlyononesideofthemeter-pleaseinstallthecouplingontheoutlet,ifpossible-asdescribedinthebelowpictures.

6.Pleasestarttotightentheendconnectionsbyhand.Finaltighteningwillbewithnomorethan100Nmtorque.

7.Pleasedon’tdoanyweldingwhilethemeterisconnectedtothepipe.

5mmMAX

3mmMAX

8.Incaseitisnotpossibletouseplasticendconnections(atleastononeside),pleasesupportthemeterasshowninthedrawingbelow.

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• Forproperflowmeasurements,theOCTAVE’smeasuringtubeshouldbecompletelyfullatalltimes.Non-wettedsensorsshowlossofsignal.Thoughthiswillnotcausedamagetothemeter,itwill,however,notmeasureflowanddisplayzero.

• Flowdirection:TheOCTAVEisabidirectionalflowmeter.NotetheindicatingarrowontheOCTAVE’sdisplayforforwardandbackwardflows.

• Incaseofdirectsunlightexposure,itisrecommendedtokeepthelidclosed,thoughnodirectdamagewilloccurwiththelidopen.

• DonotexposetheOCTAVEtoexcessivevibration.Toavoidvibration,supportthepipelineonbothsideofthemeter

• Ambientworkingtemperature:-25to+55°C.

• Waterworkingtemperature:0.1to+50°C.

• Toavoidmeasuringerrorsduetoairintheflowtube,observethefollowingprecautions:• Sinceaircollectsatthehighestpointofthesystem,installationoftheflowmetershouldbeatthelowestpoint.• Alwaysinstallcontrolvalvesdownstreamofthemeterinordertoavoidcavitation.• everinstallthemeteronapumpsuctionsideinordertoavoidcavitation.

11.0 Counter Flanges• Refertothestandarddimensionaldrawingsforflangespacing,accommodatingforthethicknessofgaskets.• Installmeterinlinewiththepipeaxis.Theflangefacesmustbeparalleltoeachother.• Permissiblelengthdeviation:Lmax-Lmin0.5mm(0.02”).

12.0 Start-upD Checkthatthemeterhasbeeninstalledcorrectly.D Checkthattheflowrateandvolumeunitsarecorrectlypreprogrammedonthedisplay.D Checkthattheoutputmoduleiscorrectlyattached.

10.0 Notes

13.0 Digital Display

Volumeunitsm3

Flowrateunitsm3/h

Batterylevel

Flowdirection

OutputMode

Alarm/NoWater/Error

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1

100ohm

100ohm

1

1

1

1

ShortCable

LongCable

Octave Pulse

Read-outinstrument

EMI / RFI /OverVoltagePROTECTION

Ground Cable

RED

GREEN

BLACK

SHIELD

Pulse#1

Pulse#2

GND

GROUND

14.0 Electrical OutputsTheOCTAVEhasseveraloutputsoptions.1.Dualpulseoutputforvolumes.2.DryContactoutputforvolume.3.Analogoutput(4-20mA)forflow.

14.1.1 Pulse Output Module SpecificationPulsetypes: 1.Opencollectorthatallowscurrentloadingof200mA,andupto50volt. 2.Drycontact.

CablesWarning - Signal connection polarity is mandatory!

Wire Function

Longcable

Red PulseOut#1

Green PulseOut#2

Black GND

Open Ground/Shield

Shortcable RingTerminal Ground

Output Characteristics

Outputs Type Open DrainCableLength-supplied 1.5/5[meter]

MaximumCableLength* 500[meter]

MaximumAppliedVoltage 30[Vdc]

*ThemaximumCablelengthdependson:Cabletype,controlerandelectricalnoiselevelCableTeldoorPN8005003101orsimilar

Outputs Diagram

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14.1.2 Dry Contact Module SpecificationOutputs Diagram

Cables

Wire Function

LongcableRed+Orange Out#1

Black+Brown Out#2

Shortcable*

Red 24V+

Black 24V-

Yellow GROUND

* Signal connection polarity is mandatory!

Output Characteristics

Outputs Type Dry ContactCableLength-supplied 1.5/5[meter]

MaximumCableLength* 500[meter]

SupplyVoltage 24[Vdc]

*cableTeldoorPN8005003101orsimilar

ShortCable

LongCable

Out#1

Out#2

24Vdc

GROUND

Read-outinstrument

OctaveDry Contact

v1.0

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1 4 . 1 . 3 4-20mA Module (Analog)• Thecurrentoutputisapassive4-20mA.• 4mAisalways“0”(zero)flowandthe20mAisfactoryprogrammableaccordingtothecustomerrequirements..(Ifthecustomerdidnotspecify,the20mAwillbethemaximumflowrate).

Outputs Diagram

CablesSignal connection polarity is mandatory!

Wire Function

Longcable

Red currentloop+

Black currentloop-

Open GROUND/SHIELD

Shortcable RingTerminal GROUND

Output Characteristics

Outputs Type4-20mA

current outputSuppliedCableLength 1.5/5[meter]

MaximumCableLength* 500[meter]

Loopsupplyvoltage 12-24[Vdc]

OutputImpedance 25[M]typ

*cableTeldoorPN8005003101orsimilar

ShortCable

LongCable

GROUND

Octave4/20mAmodule

Shield

GROUND

Read-out+ -

instrument

(+)

(-)

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15.0 Module Replacement / Mounting Manual1.Properlydrytheareaoftheconnector.

2.Removesealcoverfromthescrewusingtoolwithsharpedge.3.RemovethescrewsusingAllenkey3mm.4.Removethemodule/cover.5.Properlydryagaintheareaoftheconnector.6.Makesurethemoduleo-ringisinposition.Ifnot,Insertnewo-ringintothemodule.Theo-ringmustbelubricated(siliconegrease).

7.Attachmoduletotheconnector.

8.Tightbothscrewsbyhandonly,usingAllenkey3mmtoachievesymmetrico-ringpressure,then apply the torque 2 N*m with torque wrench.

9.Insertsealcoverontothescrew.

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16.0 GND Mounting Manual1. InsertM5screwtoringterminallug

2. Insertflatwasherontopofringterminallug

3. Insertserratedwasheronflatwasher

4. Attachtotheforkterminallugandtight

5. Insertflatwasherandserratedwasheronthebolt.Usethecorrectwashersaccordingtoboltsize(M16orM20respectively)Insertthebolttotheholeonthepipe’sflange.(Donotinstallonmeter’sflange)

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6. Slidetheforkterminallugbetweentheflatwasherandserratedwasher

7. Addserratedwasherontheothersideofthebolt(Onmeter’sflangeside)

8. Addflatwasherontheserratedwasher

9. Addnutandtight.Makesureforkterminallugisinposition.

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16.1 Special PartsSetforringterminallug

Setforconnectingforkterminallugtopipe

Forkterminallug

M16orM20bolt.Notincludedinkit

FlatwasherM16&M20(2unitseachsize)Includedinkit

SerratedwasherM16&M20(2unitseachsize).Includedinkit

M16orM20nutNotincludedinkit

Serratedwasher

Flatwasher M5screw

Ma

rch

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Innovation through precision,quality and performance

AradLtd.1923900Dalia,ISRAELTel:(972)4-9897911Fax:(972)4-9897965www. a r a d . c o . i l