VS
07.94
1-100
Siemens AG 1997 All Rights reserved
SIMODRIVE 611A Installation and Start–Up Guide/IAA/–04.97 Edition
Proportional gain with adaptation (only user–friendly
interface)
!
Important
Offsets can occur in the transition range.
Adaptation is activated and preset using R38 (if required):
R38 = open
R38 = mounted
Adaptation inactive (as supplied)
Adaptation operates acc. to the following diagrams
Kp
Kp
Kp
adapt
R38
R50 + potentiome-
ter Kp
n
x2
n
x1
n
x
Transition
range
Adaptation
fully effec-
tive
Adaptation
ineffective
Fig. 2-6 Proportional gain Kp as a function of the speed
n
x
= jn
setp.
+ n
act.
j
0 500 1000 1500 2000 2500
Kp
adapt
/Kp
35
25
15
5
0
Fixed resistor R38 in
Fig. 2-7 Adaptation Kp as a function of R38 in the ”adaptation fully effective” range
Feed modules (VS)
04.97 2.5 Proportional gain with adaptation (only user–friendly interface)
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