MEASURE TODAY. ENSURE wPrime Series 280W-D · Features • Residential potable water consumption...
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Features • Residential potable water consumption metering • Temperature compensated for cold water as well as hot water up to 60°C (140°F) • No moving parts.Wear-free ultrasonic technology • Durable, proven BRASS sensor body. Solves the challenges in harsh environments • Patented sensor design. provides precise signal, robust performance, and is not impacted by water impurity • Excellent long-term stability with consistent performance. Accuracy does not degrade over time • Maintenance-free • Leakage detection • Tamper-proof design.Records when tempering is detected Applications • Revenue metering • Residential submetering • Commercial buildings • Leakage detection • AMR / AMI and billing • Drive-by metering MEASURE TODAY. ENSURE TOMORROW • Not affected by magnetic interference • Does not measure entrained air in pipe • Bi-directional flow • Low pressure drop • Free positioning for installation • Large LCD, 9 digits display • More than 10 years battery life • IP 68 water-proof • NIST calibration to Metrology ISO 4064 Class D • Radio module for drive-by meter reading or AMR/AMI fixed meter reading • Data Logger with 700 daily totals and 24 monthly totals • Optional SpireCapture AMR/AMI and Billing solutions wPrime TM Series 280W-D RESIDENTIAL ULTRASONICWATER METER Spire MeteringTechnology LLC, 15 Craig Road,Acton, MA 01720, USA Tel +1 978 263-7100 / 888 738-0188 (toll-free) Fax +1 978 418-9170 [email protected] www.SpireMT.com DS-280WD-1410_Rev5
Transcript of MEASURE TODAY. ENSURE wPrime Series 280W-D · Features • Residential potable water consumption...
Features• Residentialpotablewaterconsumptionmetering• Temperaturecompensatedforcoldwateraswellashotwaterupto60°C(140°F)
• Nomovingparts.Wear-freeultrasonictechnology• Durable,provenBRASSsensorbody.Solvesthechallengesinharshenvironments
• Patentedsensordesign.providesprecisesignal,robustperformance,andisnotimpactedbywaterimpurity
• Excellentlong-termstabilitywithconsistentperformance. Accuracydoesnotdegradeovertime• Maintenance-free• Leakagedetection• Tamper-proofdesign.Recordswhentemperingisdetected
Applications• Revenuemetering• Residentialsubmetering• Commercialbuildings• Leakagedetection• AMR/AMIandbilling• Drive-bymetering
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• Notaffectedbymagneticinterference• Doesnotmeasureentrainedairinpipe• Bi-directionalflow• Lowpressuredrop• Freepositioningforinstallation• LargeLCD,9digitsdisplay• Morethan10yearsbatterylife• IP68water-proof• NISTcalibrationtoMetrologyISO4064ClassD• Radiomodulefordrive-bymeterreadingorAMR/AMIfixedmeterreading
• DataLoggerwith700dailytotalsand24monthlytotals• OptionalSpireCaptureAMR/AMIandBillingsolutions
wPrimeTM Series 280W-DRESIDENTIALULTRASONICWATERMETER
SpireMeteringTechnologyLLC,15CraigRoad,Acton,MA01720,USA
Tel+1978263-7100/888738-0188(toll-free)[email protected]
DS-280W
D-1410_Rev5
wPrime™ Series 280W-DRESIDENTIAL ULTRASONIC WATER METER
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AmemberofthewPrime™Series,the280W-DResidentialUltrasonicWaterMeterisspeciallydesignedfordomesticwatermeteringapplicationswhereconventionalwatermetersfailduetoharshenvironment,solidsinwater,performancedegradation,magneticvandalizationorincapableofleakagedetection.
The280W-Doffersthemostadvancedwaterflowmeasurementbyusingstate-of-the-artultrasonictechnology.Itsflowsensordoesnothaveanymovingpartsthatcanwearortear,whichprovidesarobustandaccuratemeterwithnomaintenance.
Thetechnicalspecificationsofthe280W-DmeetthestandardsforresidentialutilitymeteringwithitsClassDperformance,operationaltemperaturefrom0.1°Cto60°Candsafetytemperatureupto95°C,aswellasnominalpressureof1.6MPa.Thewidedynamicrangeallowsforaloaduptodoubletherating,therebyensuringhighoperationsecurity.ThelargeLCDcandisplaytheflowtotal,leakagealarm,reverseflow,andmore.Themeteralsohasaremotereadoutwhichcouldbeconfiguredaspulse,M-BusorRFwireless.
SpireMetering’s280W-DResidentialUltrasonicWaterMeterstandsoutamongitscompetitionduetoitsrobustperformance,patentedsensordesign,tamper-prooffeature,multipleAMR/AMIoptionsandcapabilitytodetectverylowflowrate.Itworksreliablyevenwhenthewaterhasparticlesandtheenvironmentisharsh,suchasthecaseinMiddleEastandAfrica.Residentialinstallationscanprofitfromtheadvantageofthewear-freewaterflowmeasurement,namely,precision,operationsecurityandlongservicelife.
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ThewPrime™serieswatermeterhasusedadvanceddigitalsignalprocessingtechnologytopreciselymeasurethetransit-timeofeachultrasonicpulse.Astatisticalgorithmisalsousedtocounterinterferencewhichcouldcomefromsolidsorairbubblesinthewater.Theflow-cellisoptimallydesignedaccordingtoourpatentedtechnology,sothatthemultimodereflectionintheflowtubeissignificantlyattenuated.Itallowssignificantincreaseinsignalstrengthandquality,thus,therobustnessofthesystem.Theflowratecalculationisbasednotonlyontransit-timedifferenceandthegeometryoftheflow-cell,butalsoonfluiddynamicstheory.
Onlyultrasonicpulsesareusedtointerrogatetheflowwhichenablesthemetertohavenomovingparts.Therefore,thereisnothingtowearoutorcauseareductioninaccuracy.Inaddition,theprincipleisbasedonthetransit-timedifferenceinsteadoftransit-time,alltheinterferingfactors,suchasthetemperature,pressure,solidsconcentrationandwaterquality,arecancelledout.Theendresultisthatthesystemisinherentlyrobust!
Operating PrincipleThewPrime™serieswatermeterconsistsofaflowsensorandanintegrator.Theflowsensorisaflow-cellmadefrombrass(figurebelow.)Twoultrasonictransducers,AandB,arefirmlymountedontheflow-cellatoptimalpositions,withtworeflectorsinsideoftheflowtube.Theultrasonicsignalgeneratedbyonetransducerisdirectedtowardtheflowdirectionbythereflectorbelowit.Whentheultrasonicsignalreachestotheotherreflector,itisredirectedtothetransduceraboveit.Therefore,eachtransducercanreceivethesignalsentfromanothertransducer.
Anintegrator(orcalculator)controlsthetwoultrasonictransducerstotransmitandreceiveultrasoundinanorderlyfashionsoastoconductpreciseflowmeasurement.Specifically,theintegratoroperatesthetwotransducerstosimultaneouslytransmitapulseofultrasonicenergyintothewaterflow.Thepulsesignaltravelsalongtheflowandreachestotheothertransducerundertheguidanceofthetworeflectors.Obviously,thedownstreampulse(fromAtoB)travelsfasterthantheupstreampulse(fromBtoA).Thetraveltime(ortransit-time)differenceofthetwopulsesisdirectlyproportionaltoflowvelocity.Therefore,theflowratecanbederivedfromthetransit-timedifferenceaccordingly.
•Reflector
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ThewPrime™serieswatermeteroffersavarietyofinterfaceoptions,suchasM-Bus,RS485withModbus,Pulse,aswellasbuilt-inRFwireless.ItisflexibletobeintegratedintoanAMR/AMIsystemoradrive-bysystem.
SpireMeteringalsooffersacompleterangeofAMR/AMIsolutionsaswellasanintegratedbillingsystem.TheSpireCapturesystemisacuttingedgefixedautomaticmeterreadingsystemwhichintegratesbothwiredandwirelessAMR/AMItechnologies.ThesystemprovidesaunifiedplatformformeterreadinganddatamanagementthroughM-Busnetworks,RFwirelessnetworks,GSMnetworks,GPRSnetworks,BACnetnetworksaswellasTCP/IPnetworks.Inaddition,itworksseamlesslywithSpireMetering’sbillingsoftwaretomakedataexchangeeasy,fastandreliable.
SpireCaptureisanadvanced,highlyrobustmeterreadingsolutionthatdeliverscomprehensiveusageinformationaswell
astimely,high-resolutionmeterreading.Thisdataenablesgas,water,heatandelectricutilitiestoeliminateon-sitevisitsandestimatedreads,reducetheftandloss,implementtime-of-usebilling,andprofitfromallofthefinancialandoperationalbenefitsoffixed-networkAMI/AMR.
Otherthanautomaticmeterreading,SpireMeteringalsooffersdrive-bysolution.Fordetailedinformationondrive-bysystemandAMR/AMIsystem,[email protected].
Automatic Meter Reading
Wireless M-Bus Concentrator
Data CenterGateway
GPRS network(Cellular data network)SHENITECH
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Technical Specifications
Notes:• Default pipe joint is BSP threading.
• NPT threading is available upon request.
• L is flow sensor length. L1 is the total length of flow sensor plus extension pieces.• Weight does not include extension piece. It may vary. Please contact us for exact measure.
• 1m3/h is about 4.4GPM.
• Dimension H, Φ1 and Φ2 are for reference only. Please contact us for exact measure.• Optional strainer
Size Flowrate Dimensions Pressure Loss(bar)
Weight(kg)
Pipe Joint (BSP)
mm inQ3 Q4 Q2 Q1 Qs L L1 H H1 Φ
Sensor Ext. Piecem3/h GPM m3/h l/h l/h l/h mm in mm mm mm mm
15 ½ 2.5 11.0 3.125 16 10 3 165 6 ½ 261 102 167 108 0.48 0.8 G3/4B R1/2
20 ¾ 4 17.6 5 25.6 16 4 190 7 ½ 296 107 172 108 0.27 0.95 G1B R3/4
25 1 6.3 27.8 7.875 40.32 25.2 5 260 10 ¼ 382 112 177 108 0.23 1.2 G1 1/4B R1
32 1 ¼ 10 44.1 12.5 100 62.5 6 260 10 ¼ 386 121 186 108 0.38 1.4 G1 1/2B R1 1/4
40 1 ½ 16 70.5 20 160 100 8 300 12 431 132 197 108 0.42 1.6 G2B R1 1/2
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Electrical DataPowerSupply: Battery,3.6V,Lithium
ReplacementInterval: >10yearsattBAT<30°C(86°F)
PowerConsumption: <0.1W
BackupPowerSupply: InternalSuperCap
CommunicationInterface: M-Bus(default).Optional:opticalisolatedPulse,RF433MHzorRF868MHzOthertypecanbecustomizeduponrequest
CEapproval: EN61326-1:2006
Accuracy / MPE (Maximum Permissible Error)MPEaccordingtoISO4064:2005orOIMLR49
±2intherangeQ2≤Q<Q4;±5intherangeQ1≤Q≤Q2[forT≤30ºC(85ºF)]
±3intherangeQ2≤Q<Q4;±5intherangeQ1 ≤Q≤Q2[forT>30ºC(85ºF)]
DynamicRange:R=250forDN15~DN25;R=160forDN32~DN40
For hot water (≥30ºC)
For cold water (<30ºC)
Erro
r (%
)
6
5
4
3
2
1
0
-1
-2
-3
-4
-5
-6
Q1 Q2 Q3 Q4Q
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Mechanical DataMetrologicalClass: 2(accordingtoISO4064:2005orOIMLR49)
EnvironmentalClass: B/C
ElectromagneticClass: E1
EnvironmentalTemp: 0~60°C(32~140°F)PermissibleFlowTemp: 0.1~60°C(35~140°F)forlongtermandupto95°C(203°F)forshortterm.
EnclosureProtection: IP68
IntegratorDetachable: No
Pressure: PN16
Pressure LossThepressurelossofaflowsensorisproportionaltothesquareontheflow:Δp=kxQ2
HereΔpispressureloss,Qisvolumeflowrateandkisthecoefficient.TheDN15(½”)meterhask=0.067andΔplessthan0.48baratQ3.TheDN20(¾”)meterhask=0.019andΔplessthan0.27baratQ3TheDN25(1”)meterhask=0.006andΔplessthan0.23baratQ3.ThepresslossesforallthesizesmeettheISO4064:2005,OIMLR49andAWWAstandards.
Pressure Loss vs. Flowrate
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FormerlyShenitech,SpireMeteringisagloballeaderinflowandenergymanagementsolutions.Throughcontinuousinnovation,wetransformcomplexultrasonictechnologyintoaffordable,reliablesolutionsforaccurateflowandenergymeasurement.SpireMeteringofferswater,heat,electricityandgasmetersaswellasAMR/AMIsolutions.Tofindouthowwecanhelptoday,pleasetellusaboutyourapplication.
About Spire Metering Technology
Order Specifications
Example #1280W-D-DN15-1-A-0standsforthe280W-DwPrime™SeriesResidentialWaterMeterforpipeDN15mmwithM-Businterface,BSPpipejointandaQ3flowrateof2.5m3/h.
Example #2280W-D-DN20-2-A-1standsforthe280W-DwPrime™SeriesResidentialWaterMeterforpipeDN20mmwithbuilt-inRF433MHz,BSPpipejointandaQ3flowrateof4.0m3/h.
Output InterfacePulse 0
M-Bus(default) 1
RFwireless433 2
RFwireless868 3
Encoder 4
Other,pleasespecify 5
Pipe JointA BSP(default)
B NPT
Accessory0 None
1 Withextensionpiece(tailpiece)
2 Other,pleasespecify
MeterSize DN15/½” 15
DN20/¾” 20
DN25/1” 25
DN32/1 ¼” 32
DN40/1 ½” 40
280W-D-DN - - -
