West Control Solutions KS98-1 - Manual (Page 98)

III-2.2 GAP (dead band (No. 20))
y x1 Low
1
= -
bei x1 < Low
y 0
1
=
bei x1 = Low...High
y x1 High
1
= -
bei x1 > High
The range of the dead band is adjusted with parameters Low (lower limit) and High (upper limit). If input value x1 is
within the dead band (Low ß x1 ß High), output value y1 = 0. If x1 is not used, this is interpreted as x1= 0.
Example:
In the following example, -10 for
Low and 50 for High was used.
Parameter Description Range Default
Low Lower limit value -29 999...999 999 0
High Upper limit value -29 999...999 999 0
Non-linear functions 9499-040-82711
III-98 GAP (dead band (No. 20))
x1 y1
y
x
y = x - High
y = x - Low
Low High
10
10 20 30 40 50
-10
y1
x1
Low= -10
High= +50
-10 -20
Fig. 109