902 HEIDENHAIN Technical Manual MANUALplus 620
6.16.21 Controller parameters for analog axes
General
information
Analog axis feedback control is based on the following formula:
Settings in the configuration editor MP number
Axes
ParameterSets
[Key name of the parameter set]
CfgPosControl
kvFactor
feedForwardFactor
400801
400806
Axes
ParameterSets
[Key name of the parameter set]
CfgAxisAnalog
analogOffset
kvFactor2
kvSpeedLimit
accForwardFactor
compStrength
compWidth
compTimeOffset
compFFAdjust
compRefAcc
compLimitFactor
noOffsetAdjust
unipolar
400102
400103
400104
400106
400107
400108
400109
400110
400111
400114
400112
400113
U
out
P(
err
kvFactor V
nom
feedForwardFactor A
nom
accForwardFactor)
9V
maxFeedAt9V
-------------------------------------------- -
⋅⋅+⋅+⋅=
Value, parameter Unit Description
U
out
Volt Output voltage
(analog nominal speed value)
P
err
mm Following error (servo lag)
kvFactor 1/s Kv factor
(proportional component of position
controller)
V
nom
mm/min Nominal velocity
feedForwardFactor Factor for velocity feedforward control
A
nom
m/s
2
Nominal acceleration
accForwardFactor Factor for acceleration feedforward
control
maxFeedAt9V mm/min Assumed velocity of the axis at 9 V