Brookfield DV3T Rheometer Instrukcja Użytkownika Pobierz pdf (Strona 33)

Brookeld Engineering Labs., Inc. Page 33 Manual No. M13-2100

Single Point Averaging:Specifyanamountoftimeoverwhichtoaveragemeasureddata.

CollectasingledatapointwhentheEndConditionismet.This

datapointisanaveragedvalue.Ifthetimeforaveragingisshorter

thanthetotaltimeforthestep,thentheaveragewillbeperformed

forthespeciedtimeattheendofthetest.

  Example1:TheEndConditionisTimewithavalueof1minuteand30seconds,theSingle

PointAveragingDurationis30seconds,thesingledatapointcollectedfromthis

stepwillbeanaverageofthedatameasuredfrom1minuteto1minute30seconds.

Multi Point:Collect multiple datapointsbased on time.TheData Interval isspeciedin

Hours:Mins:Secs.IftheEndConditionissettoTime,thenthetotalnumberof

pointswillbecalculatedanddisplayedintheDataCollectionscreen.IftheEnd

Conditionisnotbasedontimethenitispossiblethatthestepwillconcludeprior

toadatapointbeingcollected.Ifyouwantadatapointattheconclusionofthe

stepregardlessofthetimeinterval,youcancheckthecheckboxintheData

Interval screen.

  Example2:EndConditionisTime=2minutes,MultiPointDataIntervalis10seconds.Total

pointscollectedwillbe12withthelastdatapointtakeninthelastsecondofthe

step.

  Example3:EndConditionissettoViscosity=200cP,MultiPointDataIntervalis10seconds.

Duringthetestthetotaltimerequiredtoreach200cPis65seconds.Totalpoints

collectedwillbe6withthelastdatapointtakenat60seconds,5secondsbefore

thetestisnished.

  Example4:EndConditionissettoViscosity=200cP,MultiPointDataIntervalis10seconds.

CheckthecheckboxtoAlsoCollectSinglePointatStepEnd.Duringthetest,the

totaltimerequiredtoreach200cPis65seconds.Totalpointscollectedwillbe7

withthelastdatapointtakenat65seconds,5secondsafterpoint#6takenat60

seconds.

Multi Point Averaging:Specify an amount of time over which to average measured data.

CollectmultipledatapointsbasedontimeuntiltheEndConditionis

met.Eachdatapointisanaveragedvalue.IftheAveragingDuration

isshorterthantheDataIntervalforthestep,thentheaveragewillbe

performedforthespeciedtimeattheendoftheDataInterval.The

totalnumberofpoints tobecollectedwillbedisplayediftheEnd

ConditionissettoTime.IftheEndConditionisnotbasedontime,

then it is possiblethat thestep will conclude prior to a datapoint

beingcollected.Ifyouwantadatapointattheconclusionofthestep

regardlessofthetimeinterval,youcancheckthecheckboxinthe

Data Interval screen.

  Example 5: End Condition is Time = 2 minutes, Multi Point Data Interval is 10 seconds.

AveragingDurationis5seconds.Totalpointscollectedwillbe12withthelast

datapointtakeninthelastsecondofthestep.Eachdatapointwillbeanaverage

ofthedatameasuredinthelast5secondsofeachDataInterval.

  Example6:EndConditionissettoViscosity=200cP,MultiPointDataIntervalis10seconds.

AveragingDurationis5seconds.Duringthetest,thetotaltimerequiredtoreach

200cPis63seconds.Totalpointscollectedwillbe6withthelastdatapointtaken

at60seconds,3secondsbeforethetestisnished.Eachdatapointwillbean

averageofthedatameasuredinthelast5secondsofeachDataInterval.

  Example7:EndConditionissettoViscosity=200cP,MultiPointDataIntervalis10seconds.

AveragingDurationis5seconds.CheckthecheckboxtoAlsoCollectSinglePoint

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