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Emerson Micro Motion 9739 MVD

Emerson Micro Motion 9739 MVD
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QuickstartwiththeFieldCommunicator
f.ChooseEnd.
Postrequisites
IfthemAoutputreadingswereslightlyoffatthereceivingdevice,youcancorrectthisdiscrepancy
bytrimmingtheoutput.
IfthemAoutputreadingwassignicantlyoff(±200microamps),orifatanystepthereadingwas
faulty,verifythewiringbetweenthetransmitterandtheremotedevice,andtryagain.
IfthemAinputreadingwasslightlyoffatthetransmitter,trimandcalibratetheinputatthe
remoteinputdevice.
4.6TrimmAoutputs
TrimmingthemAoutputsisnotarequiredprocedure.However,ifthereisasmalldiscrepancyinthemA
readingbetweenthetransmitterandthereceivingdevice,trimmingtheoutputwillcorrectthis.
Note
Anytrimmingperformedontheoutputshouldnotexceed±200microamps.Ifmoretrimmingisrequired,
contactMicroMotioncustomersupport.
Procedure
1.PressServiceTools→Maintenance→RoutineMaintenance→TrimmAoutput1tostartthemAtrim
procedure.
2.FollowtheinstructionsintheguidedmethodtotrimthemAoutput.
3.ChooseServiceTools→Maintenance→RoutineMaintenance→TrimmAoutput2tostartthetrimprocedure
forthesecondarymAoutput.
4.FollowtheinstructionsintheguidedmethodtotrimthemAoutput.
4.7Zerotheflowmeter
Prerequisites
Toprepareforthezeroprocedure:
1.Allowtheowmetertowarmupforatleast20minutesafterapplyingpower.
2.Runtheprocessuidthroughthesensoruntilthesensortemperaturereachesthenormalprocess
operatingtemperature.
3.Stopowthroughthesensorbyshuttingavalvedownstreamfromthesensor.
4.Ensurethatowhascompletelystoppedthroughthesensor,andthatthesensoriscompletely
fullofprocessuid.
5.Checktheowrate.Iftheowrateisclosetozero,youshouldnotneedtozerotheowmeter.
Important
Themeterwaszeroedatthefactory,andshouldnotrequireaeldzero.
ConfigurationandUseManual
55

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