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Control chain diagrams 379
Speed reference source selection II
2
2
.8
6 S
p
ee
d
re
f a
c
t
6
22
.5
2
C
rit
ic
al
sp
ee
d
1
low
22
.5
1
C
rit
ic
al
sp
ee
d
fu
n
c
tion
22
.4
2
J
o
g
ging
1
re
f
22
.4
3
J
o
g
ging
2
re
f
20
.2
7
J
o
g
ging
2
st
ar
t s
o
u
rc
e
20
.2
6
J
o
g
ging
1
s
tar
t s
o
u
rc
e
2
2
.4
1 S
p
ee
d
re
f sa
fe
S
p
e
e
d
r
e
f s
a
fe
co
mm
an
d
22
.0
1
S
p
e
e
d
r
e
f u
nlim
it
ed
V
alue
V
alue
V
alue
V
alue
V
alue
V
alue
V
alue
C
RITI
CAL
SP
EEDS
S
elec
tion
>
V
alue
V
alue
V
alue
V
alue
V
alue
V
alue
22
.5
3
C
rit
ic
al sp
ee
d 1
high
22
.5
4
C
rit
ic
al
sp
ee
d
2
low
22
.5
5
C
rit
ic
al
sp
ee
d
2
high
22
.5
6
C
rit
ic
al
sp
ee
d
3
low
22
.5
7
C
rit
ic
al
sp
ee
d
3
high
AND AND
22
.8
7
S
p
e
e
d
r
e
fe
re
n
c
e
ac
t 7
AND
49
.0
5
C
o
m
muni
c
a
tion
los
s
ac
tion
=
S
p
e
e
d
r
e
f
s
a
fe
P
a
n
el c
o
m
m
los
s
ac
ti
v
e
P
a
n
el as
lo
c
al c
o
n
tr
ol
d
evi
c
e
20
.2
5
J
o
g
ging
en
ab
le
V
alue
V
alue
V
alue
J
o
g
ging
2
J
o
g
ging
1
3.
01
P
a
n
el
re
fe
re
n
c
e
6.
16
bit
8
Lo
c
al
c
o
n
tr
o
l
2
2
.2
2 Co
nst
a
nt
s
p
ee
d
se
l1
2
2
.2
3 Co
nst
a
nt
s
p
ee
d
se
l2
2
2
.2
4 Co
nst
a
nt
s
p
ee
d
se
l3
2
2
.2
6 Co
nst
a
nt
s
p
ee
d
1
2
2
.3
2 Co
nst
a
nt
s
p
ee
d
7
2
2
.3
1 Co
nst
a
nt
s
p
ee
d
6
2
2
.2
9 Co
nst
a
nt
s
p
ee
d
4
2
2
.2
7 Co
nst
a
nt
s
p
ee
d
2
2
2
.3
0 Co
nst
a
nt
s
p
ee
d
5
2
2
.2
8 Co
nst
a
nt
s
p
ee
d
3
S
elec
tion
>
2
2
.2
1 Co
nst
a
nt
sp
ee
d f
u
nct
io
n
V
alue
V
alue
V
alue
V
alue
V
alue
V
alue
S
elec
tion
>
S
elec
tion
>
S
elec
tion
>
V
alue
C
O
N
S
TAN
T
SP
EED
SE
LEC
TI
O
N

0
D
irect
ion
Lo
c
k
ACS180 FW.book Page 379 Tuesday, March 9, 2021 2:25 PM