West Control Solutions KS98-1 - Manual (Page 119)

Inputs/outputs
Analog input
X1 Input variable to be converted
Digital output
z1 Pulse output
No configuration parameters
Parameters:
Parameter Description Range Default
x0 Span start (0 %) -29 999...999 999 0
x100 Span end (100 %) -29 999...999 999 1
Puls/h Number of output pulses per hour for x1 ? x100. 0...18 000
Equation for calculating the momentary impulse number of n per hour
n Puls h
x x
x x
= ×
-
-
/ 1 0
100 0
n = momentary impulse number/hour
x0 = Parameter. With analog input x1 ß x0 no pulses are produced (area start,
creeping flow suppression)
x100 = If the analog input is x1 ß x100 n remains = constant = Puls/h
Puls/h = Parameter. Pulse number/hour for analog input x
1
= x
100
Signal converters 9499-040-82711
III-119 PULS (analog pulse conversion (No. 73))
x1
n
x0=3 x100=100
Puls/h
0
n=3600
x1-3
100-3
=3600
Fig. 2
Example:
x1 = 3...100% = 0...3600/h
x
0
= 3
x
100
= 100
Puls/h = 3600
sampling period ß 400 ms