18 function library – Lenze 8400 User Manual

Page 1244

Advertising
background image

18

Function library

18.1

Function blocks | L_Curve_1

1244

Lenze · 8400 protec HighLine · Reference manual · DMS 3.0 EN · 03/2013 · TD05

_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _

• If only one interpolation point, X1, in the negative range is defined, X2 exists with the "0" Lenze

setting being the valid interpolation point (X2 > X1), and a line is drawn through both

interpolation points:

[18-24] Example: Characteristic with only one defined interpolation point and X1 < 0

• If only one interpolation point, X1, is defined in the positive range, a line is extrapolated:

[18-25] Example: Characteristic with only one defined interpolation point and X1 > 0

1

2

3

4

5

6

7

...

32

X

-21300

(-130 %)

0

(0 %)

0

0

0

0

0

0

0

Y

6554

(40 %)

0

(0 %)

0

0

0

0

0

0

0

nOut_a

nIn_a

X1, Y1

X2, Y2

-199.99 % / -199.99 %

199.99 % / 199.99 %

1

2

3

4

5

6

7

...

32

X

19661

(120 %)

0

0

0

0

0

0

0

0

Y

6554

(40 %)

0

0

0

0

0

0

0

0

nOut_a

nIn_a

X1, Y1

-199.99 % / -199.99 %

199.99 % / 199.99 %

Advertising