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8
Basic drive functions (MCK)
8.10
Position follower
598
Lenze · 8400 HighLine · Reference manual · DMS 12.0 EN · 06/2017 · TD23
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8.10
Position follower
In the "Position follower" operating mode, first one of the two drives covers a distance
Δ
s (or an
angle
Δα)
to the synchronous position
.
At the time
, both drives follow a position setpoint with synchronous speed:
Signal flow
[8-35] Signal flow - position follower
Phase 1: assume synchronous position. In this phase,
dnPosSetValue_p
= constant.
Phase 2: position follower operation
v
1
D
s
v
2
v = v
1
2
Da
H
om
i
ng
1
Pos
i
t
i
on
i
ng
3
Stop
4
Sa
f
eStop
4
Speed
F
o
ll
o
w
er
0
Pos
F
o
ll
o
w
er
5
bPosCtr
l
On_
C01236/1
C01237/1
C01237/2
C01238/1
C01229/1
C01245/2
1
0
FA
L
SE
C01218
/
Bit
7
bPosCtr
l
On
C01241
/
Bit
5
LS
_DF
Out
nSpeedAddVa
l
ue_v
dnPosSetVa
l
ue_p
nSpeedSetVa
l
ue_a_
dnPosSetVa
l
ue_p_
nSpeedSetVa
l
ue_a
Start
C01218
/
Bit
0
C01218
/
Bit
1
LS
_
Mot
i
onContro
l
Kerne
l /
Pos
F
o
ll
o
w
er
(
5
)
dnPosSetCyc
l
e_p