KurzB‐SeriesOperationsGuide 2–17
B‐SeriesFlowMeterDisplay Mode Options
Option 23 — Drift Check
Thezero‐mid‐spandriftcheckisanautomaticcalibrationmodewhereboth4‐20mAAnalog
Outputchannelsreportstandardzero,mid,andhighvaluesforcheckingthecalibrationofthe
deviceanditsdatarecordingsignalchain.
ToviewtheDriftCheckSetupmenuinDisplaymode:
1> PressD.
2> Press 2toinvoketheQuickJumpoption.
3> Press23fortheDriftCheckSetupmenu,andthenpressE.
AUTO DRIFT CHECK
>ON
ApromptappearsforshowingthatautomaticdriftisONorOFF.
4> PressPtocontinue.
% FS AT ZERO
>10.000
Aseriesofpromptsappearforeachdriftchecktestlevel(zero‐mid‐span)regardingthe
amplitudeoftheoutputsignalanditsduration.
TheamplitudeisgivenasapercentoftheFSoftheindependentvoltagesource(3.3V).
Inthefollowingexample,10.0%meansthat0.33V(10%of3.3V)
isappliedtothe
4‐20 mAoutputforthedriftcheckatzero.
5> PressPtocontinue.
DURATION AT ZERO
>60 SEC
Thepromptappearsfortheduration.Thedurationisthetimethe4‐20mAoutputisat
thezerovaluebeforeswitchingtothemidandspandriftcheckprompts.
6> PressPtocontinue.
% FS AT MID
>50.000000
Thepromptappearsforthepercentoffull‐scaleatthemidpoint.
7> PressPtocontinue.