A. Technical appendix
A-16
Festo P.BE-CB-COMP-EN en 1102d
Calculating the deviation D for C ‹ A
D =
C
actual
−A
C
max tol
−A
× 100 %
A
C
actual
C
max tol
D
Average value of the feature
Current feature measurement
Upper limit of the band width incl. Tolerance
Feature deviation
Example Ascertaining the deviation for the current feature “Length” of
a conveyed par t C
actual
=64(C>A)
The followi ng val ues are taken from the example “Band
width”:
A = 61.2
C
max tol
= 68.06
C
actual
=64
Average value of the length
Length, upper limit
Length, current value
D =
64−61.2
68.06−61.2
× 100 %
D = 40.8 %
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