Ultrasonic heat energy meter WITHOUT REFLECTION PLATE
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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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