Curtis Instruments 1232 - Speed Control Parameters

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02/'2!--!",%0!2!-%4%23 3PEED#ONTROLLER0ARAMETERS30%%$-/$%%802%33
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-AX3PEED nRPM $ElNESTHEMAXIMUMREQUESTEDMOTORRPMATFULLTHROTTLE0ARTIALLY
-AX?3PEED?3PD-X n APPLIEDTHROTTLEISSCALEDPROPORTIONATELYEGAPPLIEDTHROTTLE
CORRESPONDSTOAREQUESTFOROFTHESET-AX3PEED6ALUE
.OTE
4HE
MAXIMUMMOTORRPMISSUBJECTTOTHECONSTRAINTSONPAGE
+P n $ETER
MINESHOWAGGRESSIVELYTHESPEEDCONTROLLERATTEMPTSTOMATCH
+P?3PD-X n THESPEEDOFTHEMOTORTOTHECOMMANDEDSPEED,ARGERVALUESPROVIDE
TIGHTERCONTROL
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)FTHE
GAINISSETTOOHIGHYOUMAYEXPERIENCEOSCILLATIONSASTHE
CONTROLLERTRIESTOCONTROLSPEED)FITISSETTOOLOWTHEMOTORMAYBEHAVE
SLUGGISHLYANDBEDIFlCULTTOCONTROL
+I n
 4HE
INTEGRALTERM+IFORCESZEROSTEADYSTATEERRORSOTHEMOTOR
+I?3PD-X n WILLRUNATEXACTLYTHECOMMANDEDSPEED,ARGERVALUESPROVIDETIGHTER
CONTROL
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)FTHE
GAINISSETTOOHIGHYOUMAYEXPERIENCEOSCILLATIONSASTHE
CONTROLLERTRIESTOCONTROLSPEED)FITISSETTOOLOWTHEMOTORMAYTAKE
A
LONGTIME
TOAPPROACHTHEEXACTCOMMANDEDSPEED
!CCEL2ATE nSEC 3ETSTHERATEINSECONDSATWHICHTHESPEEDCOMMANDINCREASES
!CCEL?2ATE?3PD-X n WHENTHROTTLEISAPPLIED,ARGERVALUESREPRESENTSLOWERRESPONSE
$ECEL2ATE nSEC 3ETSTHERATEINSECONDSTHATISUSEDTOSLOWDOWNTHEVEHICLEWHEN
$ECEL?2ATE?3PD-X n THETHROTTLEISREDUCED,ARGERVALUESREPRESENTSLOWERRESPONSE
"RAKE2ATE nSEC 3ETSTHERATEINSECONDSATWHICHTHEVEHICLESLOWSDOWNWHENBRAKE
"RAKE?2ATE?3PD-X n ISAPPLIEDORWHENTHROTTLEISAPPLIEDINTHEOPPOSITEDIRECTION,ARGER
VALUESREPRESENTSLOWERRESPONSE
0UMP%NABLE /N/FF 4HISPARAMETERSHOULDBEPROGRAMMED/NTOOPERATEAPUMPMOTOR
!#?0UMP?%NABLE?3PD- /N/FF R
ATHERTHAN
AVEHICLEDRIVEMOTOR3PEEDCONTROLLERRESPONSIVENESSAND
!#?0UMP?%NABLE?3PD-?"IT;"IT=  STABILITYAREENHANCEDANDTHEMOTORISALLOWEDTOTURNONLYINTHEFORWARD
DIRECTION