Mounting
ProlineйPromagйDй400йHART
20
Hauser
AйdisplayйprotectorйcanйbeйorderedйfromйHauser:й"Accessories"йsection
System pressure
ййA0015594
Neverйinstallйtheйsensorйonйtheйpumpйsuctionйsideйinйorderйtoйavoidйtheйriskйofйlowйpressure,
andйthusйdamageйtoйtheйliner.
Furthermore,йinstallйpulseйdampersйifйreciprocating,йdiaphragmйorйperistalticйpumps
areйused.
• Forйinformationйonйtheйlinerрsйresistanceйtoйpartialйvacuumйс ййй133)
• Informationйonйtheйshockйresistanceйofйtheйmeasuringйsystemйс ййй133)
• Informationйonйtheйvibrationйresistanceйofйtheйmeasuringйsystemйс ййй133)
Vibrations
Inйtheйeventйofйveryйstrongйvibrations,йtheйpipeйandйsensorйmustйbeйsupportedйandйfixed.
Itйisйalsoйadvisableйtoйmountйtheйsensorйandйtransmitterйseparately.
Informationйonйtheйshockйresistanceйofйtheйmeasuringйsystemйс ййй133)
Informationйonйtheйvibrationйresistanceйofйtheйmeasuringйsystemйс ййй133)
L
ййA0016266
5
Measures to avoid device vibrations (L > 10 m (33 ft))
Adapters
SuitableйadaptersйtoйDINйENй545йсdouble-flangeйreducers)йcanйbeйusedйtoйinstallйtheйsensor
inйlarger-diameterйpipes.йTheйresultantйincreaseйinйtheйrateйofйflowйimprovesйmeasuring
accuracyйwithйveryйslow-movingйfluids.йTheйnomogramйshownйhereйcanйbeйusedйto
calculateйtheйpressureйlossйcausedйbyйreducersйandйexpanders.
Theйnomogramйonlyйappliesйtoйliquidsйwithйaйviscosityйsimilarйtoйthatйofйwater.
1. Calculateйtheйratioйofйtheйdiametersйd/D.
2. Fromйtheйnomogramйreadйoffйtheйpressureйlossйasйaйfunctionйofйflowйvelocity
сdownstreamйfromйtheйreduction)йandйtheйd/Dйratio.
Содержание Proline Promag D 400 HART
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