ZY series ultrasonic calorimeter
ZY-CHouseholdUltrasonicHeatMeter
ZYseriesultrasonicheatmeteroperateswithultrasonicflowtransducerincombinationwithpairedtemperaturesensorformeasuringsupplywaterflowrateandthetemperaturedifferencebetweensupplywaterandreturnwater,andthenmeasuresanddisplaystheheatqualityeitherreleasedorabsorbedbythewaterflowingthroughaheatexchanger.Itcanexecuteflowratemeasurement-computation-displayintegratedfunctions.Compactinsizewithultra-lowpowerconsumption,themeterissuitableforresidentialbuilding,districtheatingsystemandcentralizedairconditioningsystem.
Thesquareholestraightthroughheatmeterworkswithultrasonicflowratemeasurementtechnologyremediallyinthecasewherethewaterhasahighcontentofimpurities.Furthermore,withtheuseofthemeter,thepressurelossofpipelinecanbereducedtoaminimum.Themetercanbemountedatanyangleineitherhorizontalorverticaldirection.
Technicalspecifications：
|
Capability |
Parameter |
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|
NominalDiameter(mm) |
DN15 |
DN20 |
DN25 |
DN32 |
DN40 |
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|
Ratedflow(m³/h) |
2.5 |
6 |
10 |
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|
MinFlow(m³/h) |
|
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|
MaxFlow(m³/h) |
12 |
20 |
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|
TemperatureRange |
4~95ºC |
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|
TemperatureDifference |
3~90K(Minvalueofex-factoryis0.2) |
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|
MinTemperatureErrorPair |
±0.1 |
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Workingpressure |
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|
Pressureloss |
≤10kPa/straightthroughpipewithnoreflectioncomponent |
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|
Accuracy |
EN1434/CJ128Class2 |
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|
TypeofFlowSensor |
Ultrasonicflowsensor |
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|
TypeofTemperatureSensor |
PT1000 |
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|
ProtectionClass |
IP65 |
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|
PowerSupply |
Dualpowersupplywithlithiumbattery(withservicelifeover6years)andremotetransmissionpowersupply. |
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|
Maxstaticcurrent |
10μA |
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|
Masworkingcurrent |
40μA |
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AmbientClass |
EN1434/CJ128ClassA |
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CommunicationMode |
M-BUS,Rs485,infraredopticalinterface |
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|
Display |
8-digit+promptingcharacter |
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|
Cumulativeheatquantity:kWhorMJ(DisplayRange:0~9999999.9) Thermalpower:KW |
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Instantaneousflowrate:m³/h Totalvolume:m³ Supplyandreturnwatertemperature:ºCTemperaturedifference:K Totaloperatingtime:h |
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|
Date:Y/M/D,Clock:h/m/s |
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|
DisplayResolution |
Heatquantity:0.1kWhor1MJ Totalvolume:0.001m³ Temperature:0.01ºCTemperaturedifference:0.01K |
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|
DataStorage(EEPROM) |
Heatquantity,totalvolumeandcorrespondingtime,maxthermalpowerofthecurrentmonthstoredbymonth.Latest18month’sdatacanbestored. |
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|
Mountingposition |
Supplyorreturnpipe |
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Mountingmode |
Vertical,horizontal |
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|
Connectingtype |
Threadedpipe |
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