PowerFlex Digital DC Drive User Manual -
Publication 20P-UM001C-EN-P - July 2008
D-6
Control Block Diagrams
Speed Reference Generation
To S
p
e
e
d
/ Current
Overview
Sp
e
e
d
r
a
ti
o
10000
T
Ra
m
p
Re
fe
re
n
c
e
Ze
ro
Sp
e
e
d
t
S
p
eed
t
T
Ze
ro
Σ
S
p
eed
D
ra
w
Fr
om
S
p
e
e
d R
e
fe
re
nc
e
Selection Diagram
On
Of
f
S
peed Ref
erence Generation
P70
Anlg In1
S
el
P
38
4
S
pd Ref O
u
t Pct
P75
Anlg In2
S
el
P
8
0
Anlg In
3
S
el
P1
3
2
3
DPI P1
S
elect
P1
3
24
DPI P2
S
elect
P1
3
25
DPI P
3
S
elect
P1
3
26
DPI P4
S
elect
P1
3
27
DPI P5
S
elect
P1
3
75
MOP
S
elect
P42
Tr
im R
a
mp
P
3
7
8
Tr
im R
a
mp Pct
P
38
5
S
pd Ref O
u
t
P111
R
a
mp In Pct
P110
R
a
mp In
P
3
45
Zero R
a
mp Inp
u
t
P
3
44
Zero R
a
mp O
u
tp
u
t
P245
S
peed R
a
mp En
P1017
S
peed R
a
tio
P114
R
a
mp O
u
t Pct
P11
3
R
a
mp O
u
t
P1019
S
pd Dr
a
w O
u
t Pct
P101
8
S
peed Dr
a
w O
u
t
P1021
Encoder O
u
t
S
el