Lenze EVS9332xK Manual do Utilizador descarregar pdf (Página 122)

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101

Function library

Function blocks

3.2.24 Clutch (CLUTCH 3)

3−94

EDSVS9332K−EXT EN 4.0

3.2.24.4 Minimum speed after disengaging

Description

For printing units, the drive may not be brought into standstill after disengaging, because the paint

dries up. The printing unit has to continue rotating at a minimum speed.

Function sequence

N S E T

n N

T i

t i

v _ P H I - S E T

C L O S E

L O W - V E L

O P E N

fb_clutch3_02

Fig. 3−62 Path−time diagram: Disengaging process

v_PHI−SET Speed of the external master angle at CLUTCH3−PHI−SET

nN Machine speed

NSET Speed setpoint at CLUTCH3−NSET

LOW−VEL The minimum speed which is taken up after disengaging is specified at CLUTCH3−LOW−VEL.

CLOSE With CLUTCH3−CLOSE = LOW, the declutching process is started.

After disengaging, all ramps are deactivated. In the case of speed variations at CLUTCH3−LOW−VEL, the

output CLUTCH3−NSET is directly corrected.

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