Lenze DDS Global Drive PLC Developer Studio - Manual (Page 18)

Function block library LenzeElectricalShaft.lib
Special functions
2.1.2 Digital frequency processing (L_DFSET)
2−8
L
LenzeElectricalShaft.lib EN 1.2
2.1.2 Digital frequency processing (L_DFSET)
This FB conditions the digital frequency for the drive controller. You can enter values for the stretch
factor and gearing factor, and trim the speed or phase−angle setting.
L _ D F S E T
b 0 P u l s e _ b
C T R L
b b
*
a
b
a
*
a
b
a
0
1
*
M O N I T - P 0 3
M O N I T - P 1 3
c o n s t
b y 0 P u l s e F u n c
w A c t 0 P u l s e D i v
w S e t 0 P u l s e D i v
w G a i n D e n o m w G e a r D e n o m
b W i t h o u t G e a r F a c t o r d n P o s O f f s e t
n S p e e d D e p e n d P o s O f f s e t
b S e t T P R e c e i v e d _ b
d n S e t T P L a s t S c a n _ p
b A c t T P R e c e i v e d _ b
d n A c t L a s t S c a n _ p
n S p e e d T r i m _ v
n S p e e d T r i m _ a
n G e a r N o m i n a t o r
n G a i n N o m i n a t o r
n S e t _ v
b S e t I n t e g r a t o r _ b
b R e s e t A l l I n t e g r a t o r s _ b
n P o s i t i o n T r i m m i n g
d n P o s S e t O u t _ p
d n P o s D i f f O u t _ p
n S e t S p e e d O u t _ a
n S e t O u t _ v
I n t e r v a l T i m e
T A S K
I n t e r v a l T i m e
T A S K
d w F o l l o w i n g E r r W i n
b F o l l o w i n g E r r _ b
b P o s O v e r f l o w _ b
n N A c t _ v
n A n g l e O f f s e t M u l t
b A c k _ b
Abb. 2−6 Digital frequency processing (L_DFSET)