Manual
EMO‐3000
OperationandProgrammingManual
40
ToleranceforPIDA
Toleranceisthealloweddeviationofthesetvalue.Thedeviationisgivenina+/‐format.Forexample,if
thetoleranceis3cc/minandthesetvalueis200cc/min,thenbetween197and203cc/min,thePID
algorithmisnoteffectiveandnocorrections
areperformed.
USEDIN: PIDmode.
RELATEDVARIABLES: KFRA
HEXADDRESS: 00A9HEX‐‐‐‐>NEWVARIABLE
BYTES: 2BytesDEFAULT:3cc/m
ASCformCOMMAND: reading=112;writing=512;Ereturnsthevalueinengineering
units.NreturnsHzvalue.Byadding/XXcr,whereXXiscolor
number(example:#01E112/12cr),thetoleranceforthecolor12
isreturned.Omitting/XXreturns0.
GainfactorforPIDA_KP(P‐part)
Gainfactorinfluencestheclosedloopactionspeedandimpactshowstronglytheunittriestoenterthe
set‐value.Commonlyusedvaluesare1to1500.Thevalueisoftendeterminedby thesystem’sabilityto
respond.Theformulatodescribetheactions
ofthegainfactoris:
ANALOGOUT=ANALOGOUTold+(set‐value‐current‐value)xGAIN
Thealgorithmisonlyappliedwhenapulseiscompleted(newinformationavailable).Thisfeaturemakes
theunitadapttoslowfrequenciesataslowerpace.Ingeneral,theA_KPisa
experimentalvalueand
changesfromapplicationtoapplication.
USEDIN: PIDmode.
RELATEDVARIABLES: A_KD/A_KI
HEXADDRESS: 008DHEX‐‐‐‐>NEWLOCATIONFORTHISVARIABLE
BYTES: 2BytesDEFAULT:350
ASCformCOMMAND: ASCformCOMMAND:reading=113;writing=513;EandNboth
havethesameeffectvalue.Byadding/XXcr,whereXXiscolor
number(example:#01E113/12cr),theGainfa ctorforthecolor
12isreturned.Omitting/XXreturns0.