Rockwell Automation 21G PowerFlex 750-Series AC Drives Programming Manual - Manual (Page 414)

414 Rockwell Automation Publication 750-PM001J-EN-P - October 2014
Appendix A PowerFlex 755 Control Block Diagrams
Figure 48 - Position Control - Position CAM
1 2 3 4 5 6
B
A
D
C
F
E
H
G
I
Position Control –
Position CAM
Virtu
al Encod
er
U
nwind
Y-
span
X-spa
n
Y (slave)
X (master)
PCAM Scale X
1397
X
1472
PCAM Vel Out
1473
PCAM Psn Out
13
94
13
95
PCAM Psn
Ofst
PCAM PsnOfst Eps
13
96
13
98
PCAM Span
X
PCAM Span
Y
14
07
Pt X
0
14
08
Pt Y
0
14
37
Pt X 15
14
38
Pt Y 15
PCAM
Main
14
06
0
-
-
15
Types
14
05
EndPnt
14
41
Pt
X
1
1442
Pt Y
1
14
69
Pt X 15
1470
Pt Y 15
PCAM
Aux
14
40
x
1
-
15
Types
14
39
EndPnt
Profile Definition
14
03
14
04
PCAM Slope Begin
PCAM Slope End
1471
13
91
PC
AM M
od
e
0 -
O
ff
1 -
S
ingle step
2 -
C
on
tin
uou
s
3 -
P
e
rsistent
P
CAM
Status
0 1 2 3 4 5 6 7 8 9 10 11 12
1390
PCAM Control
0 1 2 3 4 5 6 7 8
Single
Mode
Contins
Mode
P
ersist
Mode In
Cam Start
Rever
seX In
R
everse
Y
Out
Aux Ca
m En
Alt
Slope
Off
set En
Reref Psn
In
Unidir
ection
Cndtn
l Hold
Sta
rt
Re
verseX
In
Reve
rseY O
ut
Aux
Cam
En
Alt Slo
pe
Offset En
Re
ref Psn
In
U
nidirecti
on
C
ndtnl Ho
ld
PCAM ScaleY Sel
13
99
14
00
Other Ref
Sources
PC
AM Sca
le
Y
Se
tPt
Param
eter
Selec
tion
PCAM Psn Sel
e
ct
13
92
13
93
Other Ref
Sources
PCAM Psn Stpt
Param
eter
Selec
tion
PCAM VelScaleSel
1401
1402
Other Ref
So
urces
PCAM VelScaleSP
Param
eter
Select
ion
[1
1G4
]
[1
1G3
]
1474
DI PCAM Start
PF
755 Rev
_10.a
Pag
e 15