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Iii-16.9 parameter and configuration for pidma 250, Iii-16.9 parameter and configuration for pidma, Parameters for pidma – West Control Solutions KS98-1 User Manual

Page 250

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III-16.9

Parameter and configuration for PIDMA

Parameters for PIDMA

Parameter

Description

Range

Default

Unit

PTyp

Process type (with compensation or integral)

comp.

comp.

comp.

integral

Drift

Drift compensation

switched off

off

off

switched on

CSpeed

Control dynamics

slow

normal

normal

normal
fast

W0

Min. setpoint limit (Weff)

-29999...999999

0

0

W_Block

switchover disable function

Switchover via
front-panel opera-
tion disabled

0: block
All

t

Wext

ÑÒ Wint

switchover is dis-
abled

1: block
We

W

ÑÒW2

switchover is dis-
abled

2; block
W2

All switchover func-
tions are enabled

3: none

W100

Max. setpoint limit (Weff)

-29999...999999

100

100

W2

Additional setpoint

-

29999...999999

100

100

Grw+

2)

Setpoint gradient plus

unit/min

0,001...999999

off

----

Grw-

2)

Setpoint gradient minus

unit/min

0,001...999999

off

----

Grw2

2)

Setpoint gradient for W2

unit/min

0,001...999999

off

----

N0

Zero offset with ratio control

-29999...999999

0

0

a

Factor a for 3-element control

-9,99...99,99

1

1

Xsh1

1)

Trigger point separation (stepping controller)

0,2...20,0%

0,2

0,2

Tpaus

e

Min. pause time (3-point stepping controller)

0,1...999999[s]

0,1

0,1

Tpuls

Min. positioning step time (3-point stepping controller)

0,1...2,0[s]

0,3

0,3

Tm

Actuator response time (3-point stepping controller)

5...999999 [s]

30

30

thron

Threshold for OPEN and CLOSE (stepping controller) currently not active

0,2...100%

0,2

0,2

throf

f

Threshold for OPEN and CLOSE (stepping controller) currently not active

0,2...100%

0,2

0,2

Y2

Additional correcting value (not with 3-point stepping controller)

-105,0...105,0[%]

0

0

Ymin

Min. output limiting (not with 3-point stepping controller)

-105,0...105,0[%]

0

0

Ymax

Max. output limiting (not with 3-point stepping controller)

-105,0...105,0[%]

100

100

Y0

Controller working point (not with 3-point stepping controller)

-105,0...105,0[%]

0

0

dYopt3
)

Self-tuning step height

5...100[%]

100

100

Xlimi

t

Switch-off point for correcting variable step (process value change)

0,5...999999

1

1

Tdrif

t

Time window for drift determination (process value)

0...999999

30

30

Tnois

e

Time window for noise determination (process value)

0...999999

30

30

Kp

Control amplification

0,1...999,9[%]

100

100

Tn 1

Integral time (Tn = 0 r I action is not effective)

0,0...999999[s]

10

10

Tv 1

Derivative time (Tv = 0 r D action is not effective)

0,0...999999[s]

10

10

Tp1 1

Cycle time heating (3-point controller)

0,4...999,9[s]

5

5

Tp2 1

Cycle time cooling (3-point controller)

0,4...999,9[s]

5

5

VD

Derivative gain (Td/T1)

1...999999

4

4

bW_p

Setpoint weighting factor proportional action

0...1

1

1

cW_d

Setpoint weighting factor derivative action

0...1

0

1

Tsat

Time constant for integral action in Y limiting (anti-reset wind-up)

1...999999

50

50

Xsh

Neutral zone for integral action

1...999999

0

0

1)

Neutral zone x

sn

with 3-point stepping controllers is dependent on T

puls

, T

m

and x

p1

(r V. Hints for self-tuning).

2)

for gradient control r page 261

3)

for self-tuning r page 242 ff

9499-040-82711

III-250

Parameter and configuration for PIDMA