Emerson MICRO MOTION 2700 - Page 28

Integratethemeterwiththecontrolsystem
Tip
Intypicalinstallations,burstmodeisdisabled.Enableburstmodeonlyifanotherdeviceonthe
networkrequiresburstmodecommunication.
Procedure
1.EnableBurstMode.
2.SetBurstModeOutput.
PrimaryVariable
(ProLinkII)
PV(Communicator)
Thetransmittersendstheprimaryvariable(PV)intheconguredmeasurement
unitsineachburst(e.g.,14.0g/s,13.5g/s,12.0g/s).
PVcurrent&%ofrange
(ProLinkII)
%range/current
(Communicator)
ThetransmittersendsthePV’spercentofrangeandthePV’sactualmAlevel
ineachburst(e.g.,25%,11.0mA).
Dynamicvars&PV
current(ProLinkII)
Process
variables/current
(Communicator)
ThetransmittersendsPV,SV,TV,andQVvaluesinmeasurementunitsand
thePV’sactualmilliampreadingineachburst(e.g.,50g/s,23°C,50g/s,
0.0023g/cm
3
,11.8mA).
(15)
Transmittervars
(ProLinkII)
Flddevvar
(Communicator)
Thetransmittersendsfouruser-speciedprocessvariablesineachburst.
3.Setorverifytheburstoutputvariables.
▪IfyouareusingProLinkIIandyousetBurstModeOutputtoTransmitterVars(ProLinkII),
setthefourprocessvariablestobesentineachburst:
ProLink→Conguration→Device→BurstSetup→BurstVar1–4
▪IfyouareusingtheCommunicatorandyousetBurstModeOutputtoFldDevVar,setthe
fourprocessvariablestobesentineachburst:
DetailedSetup→CongOutputs→HARTOutput→BurstVar1–4
▪IfyousetBurstModeOutputtoanyotheroption,verifythattheHARTvariablesare
setasdesired.
CongureHARTvariables(PV,SV,TV,QV)
DisplayNotavailable
ProLinkII
ProLink→Conguration→VariableMapping
Communicator▪PV:SetmAOutputProcessVariablefortheprimarymAoutput
▪SV:SetmAOutputProcessVariableforthesecondarymAoutput
▪TV:SetFrequencyOutputProcessVariable.
▪QV:ProcessVariables→ViewOutputVars→ViewQV
TheHARTvariablesareasetoffourvariablespredenedforHARTuse.TheHARTvariables
includethePrimaryVariable(PV),SecondaryVariable(SV),T ertiaryVariable(TV),andQuaternary
Variable(QV).YoucanassignspecicprocessvariablestotheHARTvariables,andthenuse
standardHARTmethodstoreadorbroadcasttheassignedprocessdata.
(15)ThisburstmodesettingistypicallyusedwiththeHARTTri-Loop™signalconverter.SeetheTri-Loopmanualforadditional
information.
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MicroMotionModel2700TransmitterswithIntrinsicallySafeOutputs