gefran TPD32-EV-...-4B - Speed Draw Function

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6.14.5 Speed Draw function
FUNCTIONS
Speed draw
[1017] Speedratio
[1018] Speeddrawout(d)
[1019] Speeddrawout(%)
Parameter description No.
Value
Standard
Conguration
min max
Factory
American
Factory
Standard
Speed ratio
1017 0 +32767 +10000 +10000
Speed draw out (d)
1018 -32768 +32767 - -
Speed draw out (%)
1019 -200.0 +200.0 - -
To Max speed limits
Speedratio
10000
Speed ratio
10000
Speeddraw out
Enableramp
T
From Ramp output
Speed ref2
0rpm
Speed ref 1
0rpm
Figure 6.14.5.1: Speed draw block diagram
ThisfunctionallowsacongurableSpeed ratiotobeappliedtothemainreference Speed ref 1.
TheSpeedratiorangecanbesetbetween0and32767ifwrittenindigitalform.Itcanbesetfrom0to20000
(0to+10V)ifassignedviaananaloginput.
Thisfunctionisusefulinamultidrivesystemwhereaspeed ratiobetweenthemotorsisrequired(see
exampleingure6.14.5.2).
ThespeedresultingvaluecanbereadthroughtheSpd draw out parameterviaananalogoutput.
Speed ratio Thisparameterdeterminesthespeedratiovalue.Thissettingcanbedoneindigitalform,
viaLANorthroughananaloginput.
Spd draw out (d) Speedvalueintheunitspeciedbythefactorfunction.
Spd draw out (%) SpeedvalueasapercentageofSpeed base value.