West Control Solutions KS98-1 User Manual

Page 237

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Configuration Effective controller parameters with three-point stepping controller

CFunc =
Step

Step Yp

Popt

Parameter set for self-tuning (only with

CONTR+)

1...6

W0

1)

Lower limit for Weff

-29 999 ...999 999

W100

1)

Upper limit for Weff

-29 999 ...999 999

W2

1)

Additional

-29 999 ...999 999

Grw+

2)

gradient plus

off / 0,001 ... 999 999

Grw-

2)

gradient minus

off / 0,001 ... 999 999

Grw2

2)

gradient for W2

off / 0,001 ... 999 999

N0

Zero offset (effective only with CType=ratio controller)

-29 999 ...999 999

a

Factor a (effective only with CType=3-element control)

-9,99 ... 99,99

Xsh

3)

Trigger point separation

0,2 … 20 [%]

Tpuls

Min. positioning step time

0,1 … 2 [s]

Tm

Actuator response time

5 … 999 999 [s]

Y2

Additional positioning value
(only with step Yp r with position feedback)

0 … 100 [%]

YOptm

Positioning value during process at rest (not with PIDMA)

0...100 [%]

dYopt

Self-tuning step height

5...100 [%]

Xp1(1...6)

3) 4) Proportional band 1

0,1 … 999,9 [%]

Tn1(1...6)

4) Integral action time

0 … 999 999 [s]

Tv1(1...6)

4) Derivative action time

0 … 999 999 [s]

Titel

Title of controller page (only display)

16 characters

Einh.X

Unit of the process value (only display)

6 characters

W int

1)

Internal after transmission of the engineering to KS 98-1

-29 999 ...999 999

A/H

Controller status after transmission of the engineering to KS 98-1

0 or 1

1) The values must be specified in the process value unit - e.g. [°C, °F, bar, %, etc.]
2) The rate of change must be specified in units/minute (e.g. °C/min).

r see gradient control page 261.

3) % specifications are related to measuring range

Xn100 - Xn0 .

There is no relationship to values

W0 and W100.

4) (

1...6) refers to the six parameter sets of CONTR+ (e.g. Xp1, Xp2, Xp3...Xp6).

9499-040-82711

Controller

Control behaviour

III-237

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